Best Heat Pumps: Top Picks Compared

For most homes with existing ductwork, a ducted variable-speed air-source heat pump from Carrier, Trane, Lennox, Daikin or Rheem is the usual choice, while homes without ducts or with cold winters are often better served by a ductless mini-split from Mitsubishi Electric, Daikin or Fujitsu that is rated for low-temperature heating. A heat pump moves heat instead of generating it by burning fuel, so it both heats and cools a home. The right one depends on your climate, the existing equipment, ductwork condition and the efficiency ratings the makers list, which should be sized and installed by a qualified HVAC contractor.

Our top picks

Top pickRellytech Mini Split AC/Heating System 12000 BTU

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Also greatTemprium 12000 BTU Mini Split Air Conditioner

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Also greatSenville Central Air Conditioning System

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Also greatGoodman 3 TON 15 SEER2 Multi-Position R-32

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Heat Pumps at a Glance

Understanding the Ratings

SEER2 and HSPF2

Cooling efficiency is listed as SEER2 and heating efficiency as HSPF2, both under the updated testing procedure used in the United States. Higher numbers mean less electricity per unit of heat moved under the test conditions. Many available systems sit in the mid-teens to over twenty for SEER2, and ENERGY STAR sets minimum thresholds that change over time. Compare like for like, because older SEER and HSPF numbers are not directly equal to SEER2 and HSPF2.

Cold-Climate Performance

Standard heat pumps lose capacity as outdoor temperatures drop. Cold-climate models are built to retain more of their rated capacity at low temperatures, and makers such as Mitsubishi Electric, Daikin and Fujitsu publish capacity tables at specific outdoor temperatures. Check those tables for your region’s design temperature rather than relying on a headline claim. A backup heat source, such as electric strips, a furnace or a second system, is often recommended in colder regions.

Variable-Speed Compressors

Single-stage units run at full power or off. Two-stage and variable-speed compressors adjust output to the need, which reviewers say improves comfort, humidity control and noise. They typically cost more up front. Some utility rebates and tax incentives apply to specific efficiency levels, so ask a contractor and your utility about current programs without assuming eligibility.

Sound Levels

Outdoor units list decibel ratings. Variable-speed units are often quieter at low load. If the outdoor unit will sit near a bedroom window or a neighbor’s fence, compare listed sound ratings.

Sizing and Installation

Correct sizing matters more than the brand. Oversized units cycle on and off and can leave a home damp, while undersized units struggle in extreme weather. Professional contractors use a load calculation, commonly called a Manual J, instead of rules of thumb based only on square footage. Ductwork should be inspected for leaks and size, since leaky or undersized ducts waste much of the equipment’s efficiency.

Refrigerant handling and electrical work require licensed professionals. Do not attempt to charge refrigerant or modify wiring yourself. Ask the contractor about electrical panel capacity, permits and local code requirements. Outdoor units need clearance for airflow, and in snowy regions should sit on a stand above the typical snow line, with a clear path for defrost drainage, according to maker instructions.

Budget Tier Trade-offs

Who Each Type Suits

Homes With Existing Ducts

A ducted system replaces the outdoor air conditioner and the indoor coil or air handler and reuses ducts if they are in good condition. Carrier, Trane, Lennox and Rheem offer wide dealer networks, which matter for service. Mid-range variable-speed systems are widely recommended by reviewers for comfort versus cost.

Homes Without Ducts

Ductless mini-splits suit additions, converted garages and older houses with radiators or baseboard heating. Mitsubishi Electric and Daikin are frequently named by reviewers for reliability and low-temperature performance, with Fujitsu, LG and Gree among other options.

Cold Winters

Choose a cold-climate rated model, look at the manufacturer’s capacity at your design temperature and consider dual-fuel or backup heat. Insulation and air sealing improve results regardless of the equipment.

Warm Climates

Humidity control and cooling efficiency matter more. Variable-speed models handle humid conditions better than single-stage ones, according to reviewers, although the right choice depends on the load calculation.

Pick X If… Decision Table

Choosing an Installer

Gather at least two or three written quotes with load calculations, model numbers, ratings and warranty terms. Ask about licensing and insurance, and about how defrost, backup heat and condensate drainage are handled. Reviewers consistently note that installation quality can matter as much as the brand. Ask what maintenance is needed; typical advice includes changing filters regularly, keeping the outdoor unit clear of leaves and snow, and scheduling annual service.

Alternatives to Consider

• High-efficiency gas furnace with air conditioner: Familiar technology that suits very cold regions with inexpensive gas.
• Geothermal heat pump: Very efficient according to makers, but ground loop installation is costly and site-dependent.
• Portable or window heat pump units: Useful for single rooms and renters, with lower capacity.
• Weatherization first: Air sealing and insulation can reduce the size of equipment you need.

Questions to Ask Before Signing a Quote

Ask each contractor which model numbers are being quoted and what the listed SEER2, HSPF2 and low-temperature capacity are for that exact combination of outdoor and indoor units, because ratings apply to matched systems. Ask whether a load calculation was done, whether duct leakage was tested, and what happens to the old equipment. Request the warranty terms in writing, including labor coverage, and ask whether registration is needed to obtain the longer parts warranty. Find out how the thermostat works with the system, since poor settings can trigger backup electric heat more often than needed. Finally, ask about permits and inspections. A reputable installer will handle these and explain what incentives or rebates, if any, may apply to the equipment in your area, while leaving final eligibility to the program administrator. Taking time over these questions usually matters more than choosing between two close brand names.

Frequently Asked Questions

Do heat pumps work in cold weather?

Cold-climate models are designed to keep heating at low outdoor temperatures, and the makers publish capacity tables at specific temperatures. Performance still drops as it gets colder, so many homes keep backup heat. Ask your installer to size the system to your local design temperature.

What is the difference between SEER2 and HSPF2?

SEER2 rates cooling efficiency and HSPF2 rates heating efficiency, both under current US test procedures. Higher is better, but real-world savings depend on climate, installation and usage habits.

Can a heat pump replace my furnace?

In many homes it can, particularly in mild and moderate climates or with a cold-climate model. In very cold regions, a dual-fuel setup or backup heat may be wiser. A contractor should perform a load calculation before you decide.

How long does a heat pump last?

Industry sources commonly cite a lifespan of around 15 years, though this varies with climate, installation and maintenance. Warranty lengths differ by brand and registration requirements, so read the terms.

Are ductless mini-splits good for a whole house?

Multi-zone systems can heat and cool a whole home without ducts, but a design with many heads can be complex. For open layouts, a few well-placed heads may suffice, and a professional load calculation is essential.

Do I need to maintain a heat pump?

Yes. Clean or replace filters as instructed, keep the outdoor unit clear of debris, snow and ice, and arrange a professional check each year. Do not attempt refrigerant or electrical work yourself.