With our central air conditioner ratings you can cut through all the sales hype and find value. It truly is like you were taking a repairman shopping with you! We have given you our top picks followed by reviews of all of the brands.

The first category is basic air conditioners which have an efficiency of 14 SEER and are the least expensive. The next category is premium air conditioners. These units have an efficiency rating of at least 18. These are usually two speed units and are the next step up as far as price is concerned. The last rating is for ultimate air conditioners. These units have an efficiency rating of at least 20 but are also the most expensive.

Other Air Conditioner Ratings

We continue our air conditioner ratings with an alphabetical list of manufacturers and reviews of their products.

BRAND------BASIC--PREMIUM--ULTIMATE

AAON-------<1*-------NA--------NA

The CB series condensing units feature a variable speed condenser fan and a two stage scroll compressor for improved efficiency and durability. The compressor has a high density foam blanket for noise suppression.  The units are available in sizes from two to five tons and have a 17 seer efficiency. They have louvered metal panels for coil protection and offer an optional variable speed compressor but the standard warranty on the units is not very good. The brand is sold through dealers in Europe, Africa, and the Middle East as well as throughout North America. aaon.com

AIREASE------1*--------NA---------1*

This is a brand from ALLIED AIR ENTERPRISES which is a part of LENNOX INTERNATIONAL. The units have anti-bacterial drain pans to inhibit mold growth and improve indoor air quality. The 4SCU14LB model is a basic 14 seer unit with a scroll compressor for reliability. The 4SCU16LS model has a two stage compressor which is common to air conditioners in the premium category but they only have a 16 SEER efficiency and, therefore, do not qualify for our "premium" designation. The 4SCU20LX models are ultimate air conditioners that have an insulated compressor and swept wing fan blades for superior sound control as well as onboard diagnostics to assist in troubleshooting. They have state of the art variable capacity compressor technology and the ability to communicate with the furnace/air handler and other hvac components to maximize efficiency and comfort all year long. All of their units feature their MHT technology which maximize the heat transfer to maintain a compact unit at higher efficiencies. The units are only sold through authorized dealers and only have an average guarantee. airease.com

AIRE-FLO ---<1*---------NA-------NA

This is another brand from ALLIED AIR ENTERPRISES which is a part of Lennox International. The 4AC14L units are typically used by large homebuilding companies as a "builders grade" unit. The units are relatively loud compared to other models and their standard warranty is not very good but it can be extended. The units are only sold through authorized dealers which are usually dealers of the premium brands from Lennox International such as Lennox and Armstrong Air. lennoxpros.com

AIRTEMP------2*---------NA--------NA 

These air conditioners are made by NORTEK GLOBAL HVAC for R.E. MICHEL COMPANY (a wholesale distributor). The VSA1BD is a basic 13 SEER air conditioner while the VSA1BE has a 14 SEER efficiency and the VSA1BF models are 16 SEER units. They have an all aluminum coil that is protected by a complete metal wrapper and a composite base pan for noise control but the warranty is not as good as some of the other brands. The units are only available through a limited network of dealers in the USA. airtemp.com

AMANA------1*----------5*--------5*

This brand name is licensed and used by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The ANX14 is a basic unit with an unimpressive warranty.  The ASXC18 is a premium unit with a two speed condenser fan and high density sound blanket for quiet operation. They have the ability to communicate with other parts of the HVAC system to maximize efficiency and monitor operation. They are backed by a very good warranty especially on the compressor which is the heart of any unit. The AVXC20 is an ultimate air conditioner with a 24 SEER efficiency rating. They have a variable speed condenser fan motor for added energy savings and quiet operation. They are backed by an industry leading warranty and all of the units feature louvered metal panel construction with a powder coated finish for durability and to protect the condenser coil from mechanical damage. The brand is only sold through their dealer network in the USA. amana-hac.com

AMERICAN STANDARD--1*--2*---2*

This brand is owned by INGERSOLL RAND. The SILVER SI models are basic units but they are a "builders grade" and the warranty is not very good when compared to other brands. The GOLD 17 is a premium two stage air conditioner while the ACCUCOMFORT 20 models are ultimate units with variable speed compressors as well as variable speed condenser fan motors. They can communicate with the other parts of the home's HVAC system to maximize comfort and efficiency. The units feature durable all aluminum coils to resist corrosion and they have a compressor blanket for noise control. The units are only sold through their network of dealers and the warranty on the units is not as good as some of the other brands. americanstandardair.com

AMERISTAR-----1*--------NA--------NA

The M4AC4 units are basic "builder grade" 14 seer air conditioners from INGERSOLL RAND. They have durable scroll compressors but the units are relatively loud and the warranty is not very good if the units are not promptly registered. The units have a durable metal jacket to protect the condenser coil from damage from lawnmowers etc and a small footprint but they are only available through authorized dealers. ameristarhvac.com

ARCOAIRE---1*----------3*-------NA

This is one of the brands from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 14 (NXA4) models are basic units with an average warranty. The DURACOMFORT DELUXE 19 (HCA9) models are premium units with a 19 SEER efficiency rating. They have the ability to communicate with the rest of the home's hvac system to maximize comfort and efficiency as well as a variable speed condenser fan for quieter operation. The units are backed by a good guarantee but they are only available in the USA and Canada through their authorized dealers. All of their units use wire grille construction for the cabinet which does not actually provide very much protection for the condenser coil. arcoaire.com

ARMSTRONG AIR----1*-------NA------1*

This is a brand from ALLIED AIR ENTERPRISES which is a part of LENNOX INTERNATIONAL. The units have anti-bacterial drain pans to inhibit mold growth and improve indoor air quality. The 4SCU14LB model is a basic 14 seer unit with a scroll compressor for reliability. The 4SCU16LS model has a two stage compressor which is common to air conditioners in the premium category but they only have a 16 SEER efficiency and, therefore, do not qualify for our "premium" designation. The 4SCU20LX models are ultimate air conditioners that have an insulated compressor and swept wing fan blades for superior sound control as well as onboard diagnostics to assist in troubleshooting. They have state of the art variable capacity compressor technology and the ability to communicate with the furnace/air handler and other hvac components to maximize efficiency and comfort all year long. All of their units feature their MHT technology which maximize the heat transfer to maintain a compact unit at higher efficiencies. The air conditioners are available in the USA but only through factory authorized dealers. armstrongair.com

BROAN--------4*---------NA--------3*

This brand is made by NORTEK GLOBAL HVAC and is sold in the USA by dealers. The FSA1BE units are basic air conditioners with a composite base pan and a swept wing fan for noise control. The iQ DRIVE units are ultimate models with advanced inverter driven compressors for ultimate efficiency, comfort, and noise control. The unit also communicates with the rest of the home's heating and cooling systems for enhanced comfort control. They are available with either 20 or 25.5 SEER ratings but the guarantee is not as good as some of the other brands. broanhvac.net

BRYANT-------1*---------1*--------1*

This brand is a part of UNITED TECHNOLOGIES CORP. but is only sold through their dealer network. The LEGACY LINE features basic models that are relatively loud during operation and have only a wire guard to protect the condenser coil from mechanical damage. The EVOLUTION series units communicate with the rest of the home's heating and cooling systems to provide more comfort and efficiency. The variable speed models are premium units with variable speed fans and compressors but only a 19 SEER efficiency. Their entry in the ultimate category (model 180B) is only a two stage unit but it has an ECM condenser fan motor for quiet and durable operation. The premium and ultimate models feature louvered metal panel construction to prevent physical damage to the condenser coil. The warranty on the brand is not very good when compared with other brands. bryant.com

CARRIER-------1*---------1*--------1*

The COMFORT 14 air conditioners are basic units that meet the regional efficiency standards for all areas of the USA. They have a durable powder coat finish but only a wire coil guard to protect the fins of the condensing unit from mechanical damage (which is not very effective). They have scroll compressors and factory installed filter/driers for system durability but the units are relatively loud during operation. The INFINITY 19VS premium units have a five stage compressor with their Silencer System II for much quieter operation and a 19 SEER efficiency. They have louvered metal panels to protect the condenser coil and are designed to communicate with the other parts of the home's hvac systems to maximize comfort and efficiency. The INFINITY 21 units (their entry in the ultimate category) have an efficiency rating of up to 21 SEER but use a standard two speed compressor instead of variable speed technology. The brand is a part of UNITED TECHNOLOGIES CORP and is sold through factory authorized dealers. The warranty is not as good as some of the other brands. carrier.com

CENTURY----<1*---------NA--------NA

This is a brand from HEAT CONTROLLER which is a part of MARS and is sold through factory authorized dealers. The RSG14 series units are basic units with durable scroll compressors. They use micro channel coils for a smaller footprint in your landscaping and composite base pans for quieter operation. The units have a louvered metal jacket to protect the condenser coil fins but they do not use a powder coat finish on the units. The guarantee on the units includes total unit replacement if the compressor fails within the first year but the warranty on other parts is not very good when compared to other brands. marsdelivers.com

CHAMPION---1*----------5*------5*

These units are made by UNITARY PRODUCTS GROUP which is a JOHNSON CONTROLS company. They are sold in the USA through a factory authorized dealer network. The TC4 model is a basic unit that uses micro-channel construction that results in a more compact unit. The unit has a durable powder coated finish but the guarantee is not as good as other brands and it requires you to register the unit. The AL19 models feature their Whisperdrive system which includes an insulated compressor compartment, base pan made of composite materials instead of metal, and a swept wing fan for quiet operation. The unit can also communicate with the other parts of the home's heating and cooling systems through their control for greater efficiency in all seasons. The warranty is very good when a matched system is purchased. The AL21 models feature variable speed technology as well as their unique "Charge Guard" which allows you to check refrigerant pressures without attaching guages. championhomecomfort.com

COLEMAN----1*----------5*--------5*

This is another brand that is made by UNITARY PRODUCTS GROUP which is a JOHNSON CONTROLS company. They are sold in the USA and Canada but only through a factory authorized dealer network. The TW4 model is a basic unit that uses micro-channel construction that results in a more compact unit. The unit has a durable powder coated finish but the guarantee is not as good as other brands and it requires you to register the unit. The ECHELON SERIES AC8B models feature their Whisperdrive system which includes an insulated compressor compartment, base pan made of composite materials instead of metal, and a swept wing fan for quiet operation. The unit can also communicate with the other parts of the home's heating and cooling systems through their control for greater efficiency in all seasons. The warranty is very good when a matched system is purchased. The AC21 models feature variable speed technology as well as their unique "Charge Guard" which allows you to check refrigerant pressures without attaching guages. colemanac.com

COMFORT-AIRE-<1*------NA-------NA

This is a brand from HEAT CONTROLLER which is a part of MARS and is sold through factory authorized dealersThe RSG14 series units are basic units with durable scroll compressors. They use micro channel coils for a smaller footprint in your landscaping and composite base pans for quieter operation. The units have a louvered metal jacket to protect the condenser coil fins but they do not use a powder coat finish on the units. The guarantee on the compressor is very good but for the rest of the unit's parts it is not as good as other brands. marsdelivers.com

COMFORTMAKER--1*----3*--------NA

This is one of the brands from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 14 (N4A5) units are basic air conditioners with a durable powder coat finish but they use a wire coil guard to protect the condenser coil fins which does not actually do much to protect them. The units have a 14 SEER efficiency to meet all of the regional standards but their guarantee is not very good when compared to other brands. The SOFTSOUND DELUXE 19 (CCA9) is a premium unit with a variable speed fan motor, swept wing fan blade, and compressor blanket for quiet operation. They have a good guarantee but it is only average when compared to other brands. The units are sold in the USA and Canada but only through their approved dealer network. comfortmaker.com

CONCORD-----1*-------NA--------NA

This brand is from ALLIED AIR ENTERPRISES which is a part of LENNOX INTERNATIONAL. The units are available in the USA through dealers but it is a somewhat limited network. The 4AC16L models are basic units with a 16 SEER efficiency that meets all of the latest regional standards. They have slotted panels to protect the condenser coil but the warranty on the compressor which is the heart of the unit is not as good as other brands. concord-air.com

DAIKIN----------5*-------4*--------4*

The DX13SN is a basic air conditioner with louvered panels to protect the coil and they are backed by an industry leading guarantee in the basic category. The DX18TC is a premium unit with a compressor sound blanket for noise control and a two speed ECM condenser fan for added energy savings. The unit has the ability to communicate with the other parts of the home's HVAC systems to maximize comfort and efficiency. The DX20VC is an ultimate unit with variable speed compressor technology and a 23 SEER rating. They are very quiet when running (less noise than a normal conversation) and the DAIKIN INSIDE onboard diagnostics monitor operation for efficiency and reliability. The brand is backed by a very good warranty but the units are only sold through their authorized dealer network. daikincomfort.com

DAY & NIGHT---1*-----3*---------NA

This is one of the brands from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 14 (N4A5) units are basic air conditioners that are suitable for all areas of the USA to meet the regional efficiency standards. They have a durable baked on finish but use a wire grille to protect the condenser coil which does not actually do much to protect it. The units are relatively loud during operation and their guarantee is not as good as some of the other brands. The CONSTANT COMFORT DELUXE 19 (CCA9) is a premium unit with a variable speed fan motor for quieter and more efficient operation. The units have the ability to communicate with the other parts of the home's HVAC system to maximize comfort and efficiency. The CVA9 models are ultimate air conditioners with five stages of cooling operation. They are backed by a very good warranty but are only available in the USA and Canada through their dealer network. dayandnightcomfort.com

DUCANE-----1*--------NA--------NA

This is a brand from ALLIED AIR ENTERPRISES INC. which is a LENNOX INTERNATIONAL company. The 4AC14B series units are good basic units that have a reliable scroll compressor. They have a 16 SEER efficiency which meets all of the latest regional efficiency standards but use a wire mesh coil protection which does not actually protect the condenser coil very well. The brand is usually sold by dealers of other Lennox brands as a cheaper alternative to their premium brands. ducanehvac.com

EVERREST ELITE SERIES--1*--5*--5*

These air conditioners are made by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The ASX13 models are basic units with scroll compressors and a compressor blanket for quieter operation. They have ComfortAlert onboard diagnostics and a louvered steel coil guard but only an average guarantee. The ASXC18 is a premium unit with the ability to communicate with the rest of the home's heating/cooling systems. The unit also has a two speed condenser fan for added energy savings/quieter operation and is backed by a very good warranty. The AVX20 model is their entry into the ultimate category and it has an efficiency rating up of to 24 SEER as well as an ECM fan motor for years of reliable service. everresteliteseries.com

EVERREST EXTREME COMFORT--1*--5*-NA

These air conditioners are made by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The GSX14 models are basic units with scroll compressors and a compressor blanket for quieter operation. They have ComfortAlert onboard diagnostics and a louvered steel coil guard but only an average guarantee. The DSXC18 is a premium unit with the ability to communicate with the rest of the home's heating/cooling systems. The unit also has a two speed condenser fan for added energy savings and quieter operation and is backed by a very good warranty. everrestextremecomfort.com

FRANKLIN------1*-------5*-------5*

This brand is made by GOODMAN MANUFACTURING which is a part of DAIKIN GLOBAL. The GSX14 is a basic central air conditioner featuring a louvered metal cabinet for coil protection but their guarantee is not very good when compared to other brands. The DSXC18 is a premium model that has the ability to communicate with the other parts of the home's hvac systems to provide maximum comfort and efficiency. It has a two speed condenser fan motor for added energy savings and quieter operation. The AVXC20 is an ultimate air conditioner with efficiencies of up to 24.5 SEER and backed by a very good warranty. franklinhvacsystems.com

FRASER-JOHNSTON  -1*--5*-----5*

This brand is from UNITARY PRODUCTS GROUP which is a part of JOHNSON CONTROLS and the units are available in the USA and Canada but only through authorized dealers.  The TC4 model is a basic unit that uses micro-channel construction that results in a more compact unit. The unit has a durable powder coated finish but the guarantee is not as good as other brands and it requires you to register the unit. The AL19 models feature their Whisperdrive system which includes an insulated compressor compartment, base pan made of composite materials instead of metal, and a swept wing fan for quiet operation. The unit can also communicate with the other parts of the home's heating and cooling systems through their control for greater efficiency in all seasons. The warranty is very good when a matched system is purchased. The AL21 models feature variable speed technology as well as their unique "Charge Guard" which allows you to check refrigerant pressures without attaching guages. fraser-johnston.com

FRIGIDAIRE-----2*-------NA------3*

This brand is made by NORTEK GLOBAL HVAC and is available in the USA and Ontario Canada but only through their dealer network. The ES4BE models have a 15 seer efficiency and they have a base pan (bottom part of the unit) that is made of a composite material for better sound control. The units have all aluminum micro-channel coils for corrosion resistance and a small footprint. The iQ DRIVE (FS4BG) models are ultimate units with inverter drive compressors for highest efficiency (25.5 seer) and quiet operation but they are only backed by an average guarantee. frigidairehvac.com

GIBSON--------1*--------NA-----NA

This is another brand made by NORTEK GLOBAL HVAC and they are sold by dealers in the USA. They offer basic models but the manufacturer's website is not much help and the warranty on the units is not as good as other brands. gibsonhvac.com

GOODMAN----1*---------5*------NA 

The brand is a part of DAIKIN GLOBAL and is available in the USA and Canada but only through their dealers. All of the units feature louvered metal panel construction to protect the condenser coil from damage. The GSX14 units are basic air conditioners that have a reliable scroll compressor. With their 14 SEER efficiency rating, they can be installed in all regions of the USA and they have a decent guarantee. The DSXC18 models are premium units that feature a scroll compressor and a sound blanket for quieter operation. They have a two speed condenser fan with an ECM motor as well as the two stage compressor for energy savings. The DSXC18 can communicate with the other parts of the home's hvac system to maximize comfort and efficiency. They are backed by a very good warranty that includes lifetime coverage on the compressor which is the heart of any system. goodmanmfg.com

GUARDIAN-----1*------NA--------NA

This brand is more of a "builder grade" that is made by UNITARY PRODUCTS GROUP which is a part of Johnson Controls. They offer basic 14 seer (RAC14) units that are compact due to their microchannel coil construction. Their guarantee is not as good as other brands. guardianhomecomfort.com

HEIL-------------1*------3*--------NA

This is one of the brands from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 14 (NXA4) units are basic air conditioners with only an average guarantee. The cabinets have a baked on finish and a wire grille to protect the condenser coil but the grille is not very effective. Although the NXA4 is easy on the budget, it is not as easy on the ears as it is relatively loud compared to other similar models. The QUIETCOMFORT DELUXE 19 models are premium units with a variable speed fan with swept wings and a compressor blanket  for quieter operating. The units have the ability to communicate with the other parts of the home's HVAC system to maximize efficiency. They have a tighter wire grille than the basic models but this method of coil protection is still not as effective as louvered panels. The brand is only sold by authorized dealers in the USA and Canada. heil-hvac.com

KEEPRITE------1*--------3*--------NA

This is one of the brands from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 14 (NXA4) units are basic air conditioners with only an average guarantee. The cabinets have a baked on finish and a wire grille to protect the condenser coil which is not very effective.  The PROCOMFORT DELUXE 19 (CCA9) models are premium units with a variable speed fan with swept wings and a compressor blanket  for quieter operating. The units have the ability to communicate with the other parts of the home's HVAC system to maximize efficiency. They have a tighter wire grille than the basic models but it is still less effective than louvered panels for condenser coil protection. The brand is sold by authorized dealers in the USA and Canada. keeprite.com

KELVINATOR-----1*------NA--------NA

This brand offers basic units that are made by NORTEK GLOBAL HVAC and are sold in the USA. They feature micro channel coil construction which allows for a compact unit and they use louvered panel construction to protect the condenser coil from mechanical damage. They are backed by a good guarantee but are only sold through a factory authorized dealer network. kelvinatorhvac.com

LENNOX----------1*------1*--------1*

The 14ACX model is a basic unit that has a durable scroll compressor and louvered panel construction to protect the condenser coil from mechanical damage. At about 76db, the unit is pretty loud during operation. The XC21 is a premium unit with an insulated compressor compartment and Silentcomfort system for quiet operation. The XC25 is a part of their "Dave Lennox Signature Collection" and features their "iComfort" technology which allows the unit to communicate with the furnace and thermostat for ultimate comfort and efficiency. The unit is "Sunsource ready" which means that it is ready to be connected to their solar panel which can provide electricity for the unit as well as extra electricity that can lower your utility bills. The unit has a state of the art variable speed compressor and an efficiency rating of 26 seer. The warranty on this brand is not very good when compared to other brands and they are only available through the factory authorized dealer network. lennox.com

LUXAIRE---------1*-------5*-------5*

This brand is made by UNITARY PRODUCTS GROUP which is a part of JOHNSON CONTROLS. The TC4 model is a basic unit that uses micro-channel construction that results in a more compact unit. The unit has a durable powder coated finish but the guarantee is not as good as other brands and it requires you to register the unit. The AL19 models feature their Whisperdrive system which includes an insulated compressor compartment, base pan made of composite materials instead of metal, and a swept wing fan for quiet operation. The unit can also communicate with the other parts of the home's heating and cooling systems through their control for greater efficiency in all seasons. The warranty is very good when a matched system is purchased. The AL21 models feature variable speed technology as well as their unique "Charge Guard" which allows you to check refrigerant pressures without attaching guages. The units are available in the USA and Canada but are only sold by factory authorized dealers. luxaire.com

MAYTAG--------5*---------NA-------4*

This brand is made by NORTEK GLOBAL HVAC and is sold through dealers in the USA. The MSA4BD is a basic unit that features micro-channel construction which provides for a very compact unit and they are backed by a very good warranty. The PSA4BI iQ DRIVE unit is the ultimate unit with an inverter drive compressor and a stainless steel cabinet for durability. It has a swept wing fan, composite base pan, and a high density compressor blanket for noise control and is backed by a very good warranty. 

NAPOLEON ---1*----------NA-------NA

This brand is made in Canada by WOLF STEEL LTD and is sold in North America. The SSX models are basic 13 or 14 SEER units with scroll compressors and swept wing fans for quiet operation. With their all aluminum coil construction they eliminate the problem of coil refrigerant leaks due to corrosion. They have metal panels to protect the coil and use micro-channel construction for a compact unit. The guarantee is not very good when compared to other brands and they are only sold through authorized dealers in the USA and Canada.

NUTONE------2*----------NA--------3*

This brand is made by NORTEK GLOBAL HVAC and is sold by dealers in the USA. The ES4BD is a basic unit with micro-channel construction and a composite base pan. They have louvered metal panels to protect the condenser coil but the guarantee on the units is not as good as some of the other brands. The iQ DRIVE models have advanced inverter driven compressors for ultimate efficiency, comfort, and noise control. The unit also communicates with the rest of the home's heating and cooling systems for enhanced comfort control. They are available with either a 20 or 25 SEER efficiency rating and are backed by a very good warranty.  

PAYNE--------1*--------NA-------NA

These units are from CARRIER which is a part of UNITED TECHNOLOGIES CORP. and they are sold through dealers in the USA and Canada. The PA14NC is a basic air conditioner with a scroll compressor but the warranty is not as good as other brands in the category. The units use a wire grille for condenser coil protection which is not very effective and are relatively loud during operation.

PHILCO--------1*-------NA------- NA

This brand is made by NORTEK GLOBAL HVAC and is sold in the USA by authorized dealers. The units use micro channel coil construction which results in a more compact unit but their website is not much help and the guarantee on the compressor is not as good as some of the other brands.  

RHEEM---------1*------<1*-------3*

The RA13 units are basic models that have a composite base pan for quieter operation but a warranty that is only average while the RA17 is a premium unit that is backed by a very good guarantee but it only has a 17 SEER efficiency. The PRESTIGE SERIES (RA20) offers the ultimate in air conditioning units with a variable speed compressor and the ability to communicate with the rest of the HVAC system to maximize efficiency. The brand features powder coated metal panels to protect the coil from physical damage but they are only available through authorized dealers in the USA and Canada.

RUUD----------1*---------<1*------3*

This is another brand from RHEEM MANUFACTURING but they are only available through their dealer network in the USA. The RA13 basic units are a part of their ACHIEVER SERIES and have a composite base pan but the warranty is not very good. The ACHIEVER PLUS (UA17) model is a premium air conditioner with a two stage compressor but only a 17 SEER efficiency. The ULTRA SERIES (UA20) offers the ultimate in air conditioning units with a variable speed compressor and the ability to communicate with the rest of the HVAC system to maximize efficiency. The brand features powder coated metal panels to protect the coil from damage but the guarantee on the units is not as good as some of the other brands.

SEARS----------1*-------1*--------NA

The VALUE LINE offers basic "builder grade" units while the SMARTCOMFORT LINE offers a better option in the basic category. The SEARS 19 model is a premium air conditioner that features a state of the art variable speed compressor and communicating ability. The brand is made by INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. They are available in Canada through SEARS HOME IMPROVEMENTS but their website is not much help and the guarantee on the units is not as good as some of the other brands.

SmartAir--------3*-------NA-------NA

This brand is from RELIANCE HOME COMFORT and they offer their systems for purchase or rental in Canada. Their 2000 system is a basic air conditioning system that use the GOODMAN GSX16 air conditioner and brands it for their customers. Although they do not make the equipment, it is backed by their service and guarantee which includes a five year replacement guarantee if the compressor fails. 

TAPPAN---------2*-------NA--------3*

This brand is made by NORTEK GLOBAL HVAC and is sold in the USA and Canada through factory authorized dealers. The ES4BD models use micro-channel construction for a more compact unit and have a composite material base pan for quieter operation. The TECH 3 (iQ DRIVE) models are ultimate units with a 25.5 seer efficiency and an advanced inverter drive compressor. They also have the ability to communicate with the other parts of the home's HVAC systems to maximize efficiency all year long. They have all aluminum condenser coils to avoid corrosion and louvered metal panels to protect the coil from damage.

TEMPSTAR-----1*--------3*-------NA

This is one of the brands from INTERNATIONAL COMFORT PRODUCTS which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 14 (N4A5) units are basic air conditioners with an average warranty. They have a durable baked on finish but only a wire grille to protect the condenser coil. The SMARTCOMFORT DELUXE 19 series offers premium units with a variable speed fan and a compressor blanket for quieter operation. The units are sold in Canada and the USA but only through their dealer network. 

THERMO PRIDE--3*------NA-------NA

This brand is from THERMO PRODUCTS LLC but the units are made by the UNITARY PRODUCTS GROUP of JOHNSON CONTROLS. The TC4 offers basic units with a compressor blanket and swept wing fan for quieter operation. They are backed by a pretty good warranty. The TC7 is a basic 16 SEER unit that is backed by a very good guarantee. Their website is not much help and the units are only sold through a limited dealer network. 

TRANE------------1*-------2*-------2*

This brand is a part of INGERSOLL RAND and is only available through their dealer network in the USA. The XR14 models are basic units with louvered metal panels to protect the coil. They use all aluminum coil construction to resist corrosion. They are a cost effective air conditioning solution and have a 16 SEER efficiency but their guarantee is not as good as many of the other brands. The XL18i units are premium two stage units with a variable speed fan for enhanced comfort and energy savings but the warranty is about average. The XV20i units communicate with the other parts of the HVAC system to optimize performance. It is an ultimate air conditioner and is backed by a good guarantee.

WESTINGHOUSE--2*-----NA-------3*

This brand is made by NORTEK GLOBAL HVAC and is sold through dealers in the USA and Canada. The ES4BD models are basic units that feature all aluminum coils for durability and a composite base pan for quieter operation. They feature micro-channel construction which results in a compact unit and they have a louvered metal exterior to protect the condenser coil from damage. The 25.5 SEER unit has IQ DRIVE which combines state of the art inverter rotary compressor technology with advanced humidity control. They have a swept wing fan and compressor sound blanket for quieter operating and are backed by a good warranty. 

WHIRLPOOL-------1*------5*------NA

This brand is made by GOODMAN MANUFACTURING for TRADEWINDS DISTRIBUTING COMPANY and the units are only available in the USA through authorized dealers. The WAC44 model is a basic unit with a compressor blanket for quieter operation but their warranty is not as good as other brands. The WGAC48 is a premium model that is backed by a very good guarantee. All of the units use louvered panel construction to protect the condenser coil from physical damage.

YORK--------------1*------5*--------NA

This brand is a part of JOHNSON CONTROLS. The YCS units are basic models with micro-channel coils for a more compact unit. They have louvered metal panels to protect the coil from damage but their guarantee is not as good as many of the other brands. The CZH units in their AFFINITY SERIES are premium units with their Quiet Drive system including a swept wing fan and composite basepan. They are backed by a very good guarantee that includes lifetime on the compressor when the unit is registered but they are only available through their dealer network in the USA.

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