10 Best Window Air Conditioners With Heat for 2026: Smart, Quiet, and Energy-Saving Picks

If you want one unit that can cool in summer and add warmth when temperatures drop, a window air conditioner with heat is a practical space-saving choice.

This roundup highlights models with useful extras like smart controls, dehumidification, and energy-efficient operation, so you can narrow your shortlist faster.

Best 10 Window Air Conditioner with Heat Picks for 2026

Smart Quiet Comfort – Midea 8,000 BTU Smart Inverter with Heat

If you want a window air conditioner with heat for a bedroom or medium room, this Midea unit is built for multi-season use. It cools, dehumidifies, and adds supplemental heat when the temperature outside is above 41°F, while the inverter design helps keep operation efficient and quiet.

Best For: Bedrooms, apartments, and spaces up to 350 sq. ft. where quiet operation and app control matter.

Pros:

• 8,000 BTU cooling with heat, dry, fan, auto, and ECO modes
• Smart control through the app, Alexa, Google Assistant, remote, or panel
• Energy Star rated with inverter technology for up to 35% energy savings
• Very quiet operation as low as 45 dBA

Cons:

• Heat pump function only works when outside temperatures are above 41°F
• Best suited for double-hung windows with specific size limits

This is a strong pick if you want a compact, efficient combo unit that can handle both cooling season and mild cold-weather support. It leans premium on convenience and noise control, especially for everyday living spaces.

Large-Room Power – LG 18,000 BTU Window AC with Heat

This LG window air conditioner with heat is aimed at bigger rooms that need stronger output and easier control. With WiFi, remote access, voice compatibility, and supplemental heating, it works well when you want one window unit to cover more of the year.

Best For: Large living rooms, apartments, and spaces up to 1,000 sq. ft. that need more cooling capacity.

Pros:

• 18,000 BTU capacity for medium and large rooms
• WiFi control through LG ThinQ plus Alexa and Hey Google support
• Remote control and electronic controls for easy operation
• Auto Restart restores operation after a power failure

Cons:

• Heavier unit at 132 pounds
• Uses 230V power, so it is not a standard low-voltage setup
• Noise level is listed at 61 dB

For buyers focused on coverage, this model stands out more for room size than compact design. It is a practical choice when you need serious cooling plus supplemental heat and want modern connected controls.

Quiet Mid-Size Choice – Midea 12,000 BTU Window AC with Heat

If you need a window air conditioner with heat for a larger bedroom or living area, this Midea model balances power, efficiency, and quieter operation. It cools up to 550 sq. ft., adds supplemental heat for fall weather, and includes smart controls for everyday convenience.

Best For: Larger bedrooms, living rooms, or apartments up to 550 sq. ft. where efficiency and quiet operation matter.

Pros:

• 12,000 BTU cooling with supplemental heat and dehumidification
• Energy Star certified with inverter technology and up to 35% energy savings
• Quiet operation as low as 45 dBA
• Control options include app, voice, remote, and front panel

Cons:

• Heat pump function will not operate below 41°F outside temperature
• Fit is limited to specific double-hung window dimensions

This model is a good middle ground if 8,000 BTU feels too small and larger 18,000 BTU units feel excessive. It offers a feature-rich package with efficient cooling and useful supplemental heating.

Budget 4-in-1 Pick – ROVSUN 8,000 BTU Window AC with Heat

This ROVSUN window air conditioner with heat covers the basics in a simple 4-in-1 design. It cools rooms up to 350 sq. ft., adds a 4,000 BTU heater, and includes dehumidifier and fan functions, making it a straightforward choice for compact spaces.

Best For: Smaller bedrooms, home offices, or apartments that need an affordable all-in-one window unit.

Pros:

• 4-in-1 setup with cooling, heating, dehumidifier, and fan modes
• 8,000 BTU cooling and 4,000 BTU heating for rooms up to 350 sq. ft.
• LED digital display and remote control for easy operation
• Includes side panels, mounting parts, and installation kit

Cons:

• Not as quiet as the premium Midea models, with noise listed at 57 dB
• No inverter design
• Heating output is more limited than the cooling capacity

This is a practical option if you want a simple, feature-packed unit without stepping up to a larger or more connected model. It focuses on value and convenience rather than premium efficiency or ultra-quiet performance.

Premium Large-Room Pick – LG 12,200 BTU Window AC with Supplemental Heat

If you want a window air conditioner with heat for a larger room, this LG unit is built for medium spaces and adds supplemental warmth for cooler days. It combines cooling, heating, and fan modes with electronic controls, remote access, and a slide-in/out chassis for a straightforward window setup.

Best For: Medium rooms up to 570 sq. ft. where you want a single window unit with both cooling and supplemental heat.

Pros:

• Cools rooms up to 570 square feet, making it suitable for larger bedrooms or living areas.
• Supplemental heat adds warmth on cooler days.
• Low-noise operation can run as quietly as 50 dB in low mode.
• Includes remote control, washable filter, and auto restart after power failures.

Cons:

• Requires 230/208V power, so it is not a standard 115V plug-in option.
• At 93 pounds, it is relatively heavy to handle during installation.

This LG model is a practical fit if you need more coverage than a small-room unit and want supplemental heat without adding a separate appliance. Its stronger cooling capacity and quieter low mode make it a solid all-season pick for the right window and electrical setup.

Smart Budget Combo – ROVSUN 8,000 BTU Smart Window AC with Heat

This window air conditioner with heat is aimed at smaller rooms and adds smart control to the usual cooling and heating basics. The ROVSUN unit offers app and voice control, plus heat, cool, dry, and fan modes for everyday comfort in an apartment, office, or bedroom-sized space.

Best For: Smaller rooms up to 350 sq. ft. where app and voice control are useful.

Pros:

• 8000 BTU cooling with 4000 BTU heating covers all-season use in rooms up to 350 sq. ft.
• Works with app control and voice assistants like Alexa and Google Assistant.
• Includes 5 modes, 3 fan speeds, a 24-hour timer, and ECO saver mode.
• Washable filter and included installation parts make setup and upkeep simpler.

Cons:

• Noise level is listed at 57 dB, which is louder than some quieter rivals.
• Requires 115V power but only has one power level, so there is less adjustment than multi-speed models.

For buyers who want a connected window unit without moving up to a larger, higher-voltage system, this ROVSUN model is easy to understand and use. Its smart features and all-season modes make it especially appealing for convenience-focused shoppers.

Quiet Bedroom Choice – Frigidaire 8,000 BTU Window AC with Heat

If you are shopping for a window air conditioner with heat for a bedroom or small living room, this Frigidaire model keeps the feature set focused on comfort and ease of use. It offers supplemental heat, remote control, Eco Mode, Sleep Mode, and quiet operation for spaces up to 350 square feet.

Best For: Bedrooms and small living rooms up to 350 sq. ft. where quiet operation is important.

Pros:

• 8,000 BTU cooling and supplemental heat suit small-room year-round use.
• Quiet operation at 53 dBA is well matched to bedrooms.
• Eco Mode, Sleep Mode, and Dry Mode help tailor comfort and efficiency.
• Remote control, 24-hour timer, auto restart, and clean-filter alerts add convenience.

Cons:

• Coverage is limited to 350 sq. ft., so it is not intended for larger rooms.
• Only 3 fan speeds are listed, which may be less flexible than more advanced units.

This Frigidaire is a strong pick if you want a straightforward heating and cooling window unit with a quiet profile and useful everyday modes. It is especially sensible for smaller spaces where simple controls and low noise matter more than maximum power.

Smart Comfort Pick – 8000 BTU WiFi Window AC with Heat for 350 Sq. Ft.

If you want a window air conditioner with heat that can handle both summer cooling and shoulder-season warmth, this 8,000 BTU unit is built for everyday convenience. It adds app control, voice compatibility, inverter technology, and multiple modes so you can manage comfort in a bedroom, apartment, dorm, or home office without taking up floor space.

Best For: Shoppers who want smart controls, quiet operation, and year-round temperature control in a room up to 350 sq. ft.

Pros:

• 4-in-1 design covers cooling, heating, dehumidifying, and fan use.
• Built-in WiFi works with an app, Alexa, and Google Assistant.
• Inverter technology and low-noise operation are designed for efficient daily use.
• Washable filter, clean-filter alert, and included mounting kit support easier upkeep.

Cons:

• Heating is supplemental comfort, not a whole-home heating solution.
• Requires a window fit between 26 and 36 inches wide and at least 16 inches high.

Overall, this model stands out if you want a feature-rich window air conditioner with heat and prefer modern controls over basic knobs. The combination of smart connectivity, inverter operation, and year-round modes makes it a practical pick for frequent use.

Budget Heat Helper – Keystone 8,000 BTU Window AC with Supplemental Heat

This window air conditioner with heat is a strong fit if you want straightforward cooling with added supplemental warmth for a room up to 350 sq. ft. The Keystone unit combines an 8,000 BTU cooling system with a 3,500 BTU supplemental heating mode, plus dehumidify and fan functions for flexible everyday use.

Best For: Buyers who want a practical, budget-minded window AC with supplemental heat and simple remote control.

Pros:

• 8,000 BTU cooling and 3,500 BTU supplemental heating support year-round use.
• I Sense remote measures room temperature from where you are for more accurate adjustment.
• Energy Saver and Sleep modes help reduce power use.
• Includes a window installation kit and washable filter.

Cons:

• Heating is supplemental only and is not meant as a primary heat source.
• No inverter technology.

For shoppers comparing a window air conditioner with heat on functionality and value, this Keystone model is easy to understand and easy to live with. Its supplemental heat, smart sensing remote, and space-saving window design make it a sensible pick for bedrooms and other small-to-medium spaces.

App-Controlled All-Season Pick – Garvee 8000 BTU Window AC with Heat

If you need a window air conditioner with heat that covers the basics and adds smart convenience, this Garvee 8,000 BTU unit is built for all-season room comfort. It offers cooling, heating, dehumidifying, and fan modes for spaces up to 350 sq. ft., along with app and voice control for easier adjustments from across the room or before you get home.

Best For: People who want a feature-packed window AC with app control, quiet operation, and seasonal flexibility.

Pros:

• 4-in-1 design includes cool, heat, dehumidify, and fan functions.
• App, remote, touch, and voice controls add flexible operation.
• Low 52 dB noise level and sleep mode are designed for quieter use.
• 5 modes, 3 fan speeds, 24-hour timer, ECO mode, and 4-way swing increase customization.

Cons:

• No inverter technology.
• Heating is supplemental, so it is not intended as a primary heat source.
• Requires checking window size and 115V compatibility before purchase.

As a window air conditioner with heat, this model is appealing if you want one unit to handle more than one season with minimal fuss. Its smart controls and adjustable airflow make it especially convenient for bedrooms and apartments where comfort changes throughout the day.

How We Picked the Best Window Air Conditioner with Heat

We focused on Window Air Conditioner with Heat models that balance room coverage, heating capability, noise level, control options, and overall value. We also considered whether the unit is better suited to bedrooms, apartments, or larger living spaces.

Because supplemental heat output varies widely, we prioritized clarity on what each model is designed to do rather than assuming all heat functions perform the same way.

Quick Comparison

The biggest differences are room size support, electrical requirements, and smart features. Smaller 8,000 BTU units are typically better for bedrooms and offices, while higher-BTU options fit larger rooms and may require 230V power. If convenience matters, look for WiFi, app control, voice compatibility, and remote operation. If efficiency matters most, an Energy Star-rated or inverter model is worth a closer look.

Key Buying Factors for a Window Air Conditioner with Heat

Room Size and BTU

Match cooling capacity to your room size first. Oversizing can waste energy, while undersizing can leave the space uncomfortable. Heating coverage may be more limited than cooling, so check the supplemental heat rating and square-foot guidance carefully.

Power Requirements

Many larger window units with heat use 230V or 208/230V service. Smaller models often run on standard 115V outlets. Confirm your circuit and outlet type before buying to avoid installation surprises.

Heating Type

Most products in this category use supplemental heat, which is ideal for shoulder seasons or taking the chill off a room. It is not usually a substitute for central heating in very cold weather.

Noise and Comfort Features

For bedrooms and home offices, low-noise operation matters. Helpful extras include sleep mode, timers, dehumidification, and multiple fan speeds. These features can improve comfort beyond raw BTU numbers.

Controls and Connectivity

Remote controls are standard on many models, but app control, WiFi, and voice support can make daily use easier. If you prefer simplicity, basic electronic controls may be enough.

Who Should Buy Which Window Air Conditioner with Heat?

If you need a simple, affordable setup for a small room, choose a compact 8,000 BTU model with supplemental heat. If you want better automation or smart-home convenience, a WiFi-enabled unit makes sense. For larger spaces, step up to a higher-BTU 230V model so both cooling and heating performance better match the room. Renters and apartment dwellers should also pay close attention to installation depth, window type, and electrical compatibility before ordering.

In short, the best choice is the one that matches your room size, outlet setup, and how often you plan to use the heat function. That approach will get you a more comfortable result than shopping on BTU alone.