World's Best Basic Oil Furnace: 

Our top pick is the AIRTEMP brand which is made by THERMO PRODUCTS LLC for R.E. MICHEL COMPANY (a wholesale distributor). They are available in highboy, lowboy, and downflow models to meet all installation requirements and are backed by a very good warranty. 

World's Best Variable Speed Unit: 

Our top pick for variable speed units is any of the brands from INTERNATIONAL COMFORT PRODUCTS such as Arcoaire, Comfortmaker, Day & Night, Heil or Tempstar. The NOMV models have a variable speed blower motor for enhanced comfort and better indoor air quality. The NOMV models are backed by an industry leading guarantee.

World's Ultimate Oil Furnace: 

The KERR brand is made in Canada and is sold through distributors in Canada and the U.S.A. The PARADIGM models (shown here) are the most efficient units on the market featuring condensing technology. They have durable stainless steel heat exchangers and are air conditioner ready with TRUE AIR MODULATION for enhanced humidity removal. They are backed by an industry leading warranty.

Other Oil Furnace Ratings

We continue our oil furnace ratings with an alphabetical list of manufacturers and reviews of their products. 

BRAND----------BASIC--VS--CONDENSING

ADAMS-----------<1*---NA--------------4*

They offer a 95% AFUE condensing oil furnace. The units are available in four styles to fit any installation situation and can be vented with PVC pipe which is easier and less expensive. The unit also has a durable stainless steel heat exchanger and is backed by a good guarantee. 

AIREASE-----------4*---3*--------------NA

This brand is from LENNOX INTERNATIONAL. The L83UF units are basic units while the L85UFV units have a variable speed blower motor. Both ranges offer units in highboy, lowboy, and horizontal/downflow configurations to meet any installation need. They have an advanced GeniSys burner control and are backed by a good warranty but are only available through their factory authorized dealer network.

AIRTEMP-----------5*---4*--------------NA 

These furnaces are made by THERMO PRODUCTS LLC for R.E. MICHEL COMPANY (a wholesale distributor). They are available in highboy, lowboy, and downflow models to meet all installation requirements and are backed by a good warranty. The brand is only available in the USA through a limited dealer network.

AMERICAN STANDARD--4*--3*--------NA 

These oil furnaces are made and distributed by Thermo Products LLC under a licensing agreement with Ingersoll Rand. The SILVER SI units are basic units with an efficiency of 82% and durable ceramic fiber combustion chambers. The PLATINUM XV units have a variable speed blower and COMFORT-R controls for better humidity control during the summer. 

ARCOAIRE----------4*---5*-------------NA

This brand is from INTERNATIONAL COMFORT PRODUCTS (ICP) which is a part of UNITED TECHNOLOGIES CORP. They offer a variety of styles of furnaces and have a good warranty. The PERFORMANCE 86 model is a basic upflow furnace with a ceramic combustion chamber and stainless steel heat exchanger for durability. It has a durable and efficient fixed speed ECM fan motor and is backed by a good guarantee. The DURACOMFORT NOMV models also have a variable speed blower motor for enhanced comfort and better indoor air quality. The NOMV models are backed by an industry leading guarantee. The units are available in Canada as well as the USA but only through their dealer network.

ARMSTRONG AIR---4*---3*-------------NA

This brand is from LENNOX INTERNATIONAL and is available in the USA and Canada but only through their dealer network. The L83 units are basic units that are available in high boy, low boy, or downflow/horizontal styles. The units have a ceramic combustion chamber for durable, efficient operation and are backed by a good guarantee. The L85 units have a variable speed blower motor for enhanced comfort and less noise. The units are backed by a good warranty including a lifetime guarantee on the heat exchanger. Their GeniSys burner control monitors operation and maintenance to optimize performance and to catch problems before they become major.

BARD--------------2*---3*---------------NA

These units are available in hi-boy, lo-boy, and counterflow styles and offer either standard or variable speed fan motors. They have ceramic fiber combustion chamber for quieter, more efficient operation but they are only backed by an average warranty.

BROCK-------------2*---1*---------------4*

This brand is made and sold in Canada. The KLR (low boy) and KHM (high boy) models are available as basic units or with a variable speed blower. The KLC088 is a condensing furnace that features durable stainless steel heat exchangers and is backed by a good guarantee. 

BRYANT-------------4*---3*-------------NA

This brand is a part of UNITED TECHNOLOGIES and is available in the USA and Canada but only through their dealer network. The OBM units (a part of their LEGACY LINE) can be installed in four different positions and are compact for easy installation. The PREFERRED SERIES units have an 85% AFUE and a variable speed blower motor. The units are backed by a good warranty including lifetime on the heat exchanger. 

CARRIER------------4*---3*-------------NA

The COMFORT 80 series units are basic units with a barometric draft damper. They can be installed in four different configurations. The PERFORMANCE OVL/OVM units are basically the same except a variable speed blower motor is added. All of the units feature a good warranty including a lifetime guarantee on the heat exchanger which is the heart of the unit. The brand is available in the USA and Canada but only through their authorized dealers.

COMFORT-AIRE-----2*---NA-------------NA

This brand is from HEAT CONTROLLER which is a part of MARS. The PATRIOT 80 units have a durable ceramic combustion chamber and the heat exchanger is backed by a lifetime guarantee but the other parts do not have a good warranty. 

COMFORTMAKER----4*---5*------------NA

This brand is from INTERNATIONAL COMFORT PRODUCTS (ICP) which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 86 (OUF) is a basic model that has a ceramic combustion chamber for durability and efficiency. The SOFTSOUND 85 NOMV models have a variable speed blower and durable stainless steel heat exchangers. All of the models offer an optional direct vent kit and are backed by a good warranty but they are only available in the USA and Canada through authorized dealers.

CONCORD-----------4*---NA------------NA

This brand is from ALLIED AIR ENTERPRISES which is a part of LENNOX INTERNATIONAL. They offer basic units that are available in upflow, counterflow, or basement models. The "basement" models are compact units for those older basements with low ceilings. They offer 83% efficient furnaces that are backed by a very good warranty but they are only available through their dealer  network in the USA.

CROWN BOILER------1*--<1*-----------NA

This brand is distributed by VELOCITY BOILER WORKS and the oil furnaces are made by Thermo Products LLC. They offer four different models so they will fit almost any type of installation. The units are ready to add an air conditioner and they offer an optional sidewall direct vent kit. They feature a durable efficient ceramic lined combustion chamber. The HIBOY SHORTY unit has a standard blower motor but a variable speed option is available for improved efficiency and comfort. The standard warranty on parts other than the heat exchanger is not very good when compared to other brands. 

DAY & NIGHT-------4*---5*-------------NA

This brand is from INTERNATIONAL COMFORT PRODUCTS (ICP) which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 86 OUF is a basic model that has a ceramic combustion chamber for durability and efficiency. The CONSTANT COMFORT 85 NOMV models have a variable speed blower and durable stainless steel heat exchangers. All of the models offer an optional direct vent kit and are backed by a good warranty. The brand  is available in the USA and Canada but only through their factory authorized dealer network.

DETTSON---------<1*--<1*-------------NA

This brand is from GROUP OUELLET and is sold in the USA as well as in Canada but only through their authorized contractor network. The AMP 100/200 models are multi-position furnaces with durable stainless steel combustion chambers. They offer basic or variable speed models with efficiencies of 86%. The warranty on the units (especially the heat exchanger) is not very good when compared to other brands. 

DORNBACK--------<1*---NA-------------4*

The basic models from this brand are available in four configurations to fit most any installation situation. They have a ceramic combustion chamber but the warranty on the units (especially the heat exchanger) is not very good. They offer a 95% AFUE condensing oil furnace. It has a durable stainless steel heat exchanger and can be vented through a three inch pvc pipe. 

DUCANE-------------4*---NA------------NA

This brand is from ALLIED AIR ENTERPRISES which is owned by LENNOX INTERNATIONAL. They offer basic 83% efficiency units in upflow, horizontal, and lowboy configurations. They have a ceramic lined heat exchanger and are backed by a very good warranty but are only available through their factory authorized dealer network.

EFM------------------2*---2*-------------NA

This brand offers a variety of models to fit all installation requirements. They have a durable ceramic lined combustion chamber but their website is not much help. They are only available through a very limited dealer network in the USA.

GRANBY-------------1*--<1*-------------3*

These units are made in Canada and are available in North America but only through authorized installers. The CONFORTO KHM model is a basic unit that features a three pass heat exchanger and durable stainless steel combustion chamber. It is also available as a premium model with their ECM blower motor. The KLC model is a high efficiency unit with an average warranty. 

HEIL----------------4*---5*--------------NA

This brand is from INTERNATIONAL COMFORT PRODUCTS (ICP) which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 86 OUF is a basic model that has a ceramic combustion chamber for durability and efficiency. The QUIETCOMFORT 85 NOMV models have a variable speed blower and durable stainless steel heat exchangers. All of the models offer an optional direct vent kit and are backed by a good warranty. The units are available in the USA and Canada but only through factory authorized dealers.

KEEPRITE----------4*---5*--------------NA

This brand is from INTERNATIONAL COMFORT PRODUCTS (ICP) which is a part of UNITED TECHNOLOGIES CORP. The PERFORMANCE 86 OUF is a basic model that has a ceramic combustion chamber for durability and efficiency. The PROCOMFORT 85 NOMV models have a variable speed blower and durable stainless steel heat exchangers. All of the models offer an optional direct vent kit and are backed by a good warranty. The brand is available in the USA and Canada but only through their authorized dealer network.

KERR-----------------2*---1*-------------4*

This brand is made in Canada and are sold through distributors in Canada.They are available in multi-position units to fit your installation requirements. They are direct vent capable and have an AFUE of up to 87%. The PARADIGM 2G models are the most efficient units on the market featuring condensing technology. They have durable stainless steel heat exchangers and are air conditioner ready with TRUE AIR MODULATION for enhanced humidity removal.

LENNOX-------------2*---3*-------------NA

The ELO183 units are part of their ELITE series and have an 83% efficiency. They have a lifetime warranty on the heat exchanger but the guarantee on the other parts is not as good as some other brands. The SLO183V is part of the "DAVE LENNOX SIGNATURE COLLECTION" and has a variable speed blower motor and but only an average warranty. The brand is available in the USA and Canada but only through their approved dealers.

MET MANN----------NA---NA-------------2*

This brand is made in Spain and sold throughout Europe. The GG model furnaces are high efficiency but only have a three speed fan motor. Their website is not much help and does not have a stated guarantee for their products. 

METROMATIC-------1*---NA-------------NA

These units feature very basic technology and are available in the New England area. The warranty on the heat exchanger is very good but the standard warranty on all the other parts is for only one year. 

NEWMAC------------1*---NA-------------NA

This brand is a part of UNITED STATES STOVE COMPANY and is available in the U.S. and Canada but only through a limited dealer network. The units are available in highboy, lowboy, and multi-position models. The NMP units are sealed combustion multi-position furnaces with ceramic fiber heat exchangers but the warranty is not very good. 

OLSEN---------------2*---1*-------------NA

This brand is from ECR INTERNATIONAL and is available in the USA and Canada but only through their dealer network. The UML model is available with a standard or variable speed motor and features a durable stainless steel primary heat exchanger. The guarantee on the units is not very good when compared to other brands. 

ONEIDA ROYAL-----2*---NA-------------NA

This is another brand from ECR INTERNATIONAL. The HOB series units are multi-position units that are available in five sizes. The LOB models are low profile units to fit in those tight spaces. The units have all of the standard features but only an average warranty.

REGAL---------------2*---1*-------------NA

This brand is from BOYERTOWN FURNACE. The STAR series offers modulating furnaces and either standard or variable speed blower motors. They are low profile three pass furnaces to fit into those tight spaces but their guarantee on the units is only average when compared to other brands. The brand is only available through their limited dealer network which is mostly in the eastern part of the USA.

RHEEM--------------2*---1*-------------NA

This brand is a part of the PALOMA GROUP. The ROCA HIGHBOY series and ROLA LOWBOY series units are for upflow installations only. They offer either a standard or variable speed fan but the warranty (except for the heat exchanger) is not as good as some brands. The units are available through authorized contractors in the USA and Canada.

RUUD----------------2*---1*-------------NA

This brand is made by RHEEM MANUFACTURING which is a part of the PALOMA GROUP. They are identical to the RHEEM units except for the name and the model numbers. 

SPIRIT---------------2*---1*-------------NA

These furnaces are made by THERMO PRIDE LLC. They feature a durable ceramic combustion chamber and an average warranty. 

SUMMERAIRE-----<1*--<1*------------NA

These units are made and sold in Canada. They offer a variety of models but the warranty is not very good when compared to other brands. 

TEMPSTAR-----------4*---5*-------------NA

This brand is from INTERNATIONAL COMFORT PRODUCTS (ICP) which is a part of UNITED TECHNOLOGIES CORP and offers a wide selection of models. The PERFORMANCE 86 OUF series models feature a ceramic combustion chamber and all of the standard features plus a good warranty. The SMARTCOMFORT NOMV series has a durable stainless steel heat exchanger and a variable speed blower motor for enhanced comfort. All of the units have an option for direct venting. The brand is available in the USA and Canada but only through authorized dealers.

THERMOFLO--------2*---1*-------------NA

The brand offers a variety of models including sealed combustion units for higher operating efficiency. They offer an optional two stage burner for added comfort and efficiency. The warranty on the heat exchanger is good but the guarantee on most other parts is not as good as other brands. The CENTENNIAL models are available with a variable speed blower motor for added comfort and efficiency. 

THERMO PRIDE------4*---3*------------NA

This brand is from THERMO PRODUCTS LLC. The units have an "octatherm" heat exchanger that is copper powder coated for better transfer of heat and durability. They also have a ceramic combustion chamber for better heating and longer heat exchanger life. The PREMIER series units have a variable speed fan motor for added comfort and efficiency. The furnaces are backed by a good warranty but the dealer network is somewhat limited. Thermo Pride is now also available on a limited basis in wholesale distribution. 

TRANE---------------4*---3*-------------NA

These oil furnaces are made and distributed by Thermo Products LLC under a licensing agreement with Ingersoll Rand. The XP80 is a basic oil furnace with a ceramic fiber combustion chamber for durability. The XV80 model has a variable speed fan motor for quieter and more efficient operation. The units are backed by a good warranty but are only available through their authorized dealer network. 

WILLIAMSON--------2*---1*------------NA

The brand offers a variety of models including sealed combustion units for higher operating efficiency. They offer an optional two stage burner for added comfort and efficiency. The CENTENNIAL models offer optional variable speed blower motors and efficiencies of up to 86%.