10 Best Window Air Conditioners With Heat in 2026: Smart, Quiet, and Year-Round Comfort

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

Below, we’ve focused on models that balance comfort, efficiency, control options, and room coverage so you can narrow down the right fit faster.

Best 10 Window Air Conditioner with Heat Picks for 2026

Budget 4-in-1 Compact Choice – ROVSUN 8000 BTU Heat AC for 350 Sq. Ft.

If you want a window air conditioner with heat for a small room, this ROVSUN 4-in-1 unit keeps things simple. It combines cooling, heating, dehumidifying, and fan modes in one window unit, with enough output for spaces up to 350 square feet.

Best For: Bedrooms, small apartments, or home offices that need year-round temperature control in a compact footprint.

Pros:

• 8,000 BTU cooling and 4,000 BTU heating for rooms up to 350 sq. ft.
• LED display, remote control, 24-hour timer, ECO mode, and automatic/fan modes.
• Quiet operation as low as 52 dB for less disruption while sleeping or working.
• Included side panels and mounting parts help simplify installation.

Cons:

• Requires checking window size before purchase.
• Smaller heating output than larger room units.

This is a practical pick if you need a straightforward, energy-saving window AC with heat for a compact space. It focuses on core comfort features rather than premium connectivity, which helps keep the setup easy.

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

This Midea window air conditioner with heat is built for larger rooms and everyday convenience. It offers cooling, dehumidification, and supplemental heat for spaces up to 550 square feet, while adding app, voice, and smartwatch control for easier management.

Best For: Larger bedrooms, living rooms, or apartments where quiet operation and smart controls matter.

Pros:

• 12,000 BTU cooling capacity for rooms up to 550 sq. ft.
• Energy Star certified with inverter technology and up to 35% energy savings.
• Very quiet operation as low as 45 dBA.
• SmartHome app, Alexa, and Google Assistant compatibility plus remote and panel control.

Cons:

• Heat pump will not operate below 41°F outside temperature.
• Designed for double-hung windows with specific opening requirements.

For buyers who want a more polished window AC and heat combo, this model stands out for low noise, smart features, and stronger room coverage. It is especially appealing if you want one unit to handle multiple seasons with minimal fuss.

Ultra-Quiet Smart Saver – ROVSUN Inverter 8K Window AC with Heat

If you want a window air conditioner with heat that leans into efficiency and smart control, this ROVSUN inverter unit is a strong fit. It delivers cooling, heating, dehumidifying, and fan functions for rooms up to 350 square feet, with WiFi and voice control for added convenience.

Best For: People who want a quiet, app-connected window AC and heater for a bedroom or small living space.

Pros:

• 8,000 BTU cooling and 8,400 BTU heating for year-round use in rooms up to 350 sq. ft.
• Inverter technology with a 13.2 CEER rating and 35% more energy savings than traditional units.
• WiFi-enabled with app, remote, and voice control through Alexa or Google Assistant.
• Ultra-quiet operation at 40 dB in sleep mode.

Cons:

• Not intended for use in very cold conditions below the listed operating limits.
• Smaller capacity than larger-room window units.

This model is a good match for buyers who value convenience and efficiency as much as heating and cooling performance. Its quiet inverter design and smart-home support make it easy to live with day to day.

High-Capacity Large-Room Option – LG 23,000 BTU Window AC with Supplemental Heat

This LG window air conditioner with heat is aimed at larger spaces that need serious cooling power with supplemental warmth. With a 23,000 BTU cooling rating and heat support for cooler days, it is built to maintain comfort in bigger rooms like a living room, den, bedroom, or office.

Best For: Large rooms that need a powerful window-mounted AC and heat combination.

Pros:

• 23,000 BTU cooling capacity for areas up to 1,400 square feet.
• Supplemental heat function for cooler days.
• Auto Restart restores operation after a power failure.
• Multiple fan speeds let you adjust airflow and comfort.

Cons:

• Heavier and larger than compact window units.
• Uses 230V power, so it is not a standard 115V setup.

If your priority is covering a large space, this LG model delivers the strongest room coverage in this group. It is less about compact convenience and more about dependable, high-capacity comfort across seasons.

Compact Smart Choice – 8,000 BTU Window AC with Heat, WiFi & Inverter

If you want a window air conditioner with heat for a bedroom, dorm, apartment, or home office, this 8,000 BTU model is built for year-round use in spaces up to 350 sq. ft. It combines cooling, heating, dehumidifying, and fan modes in one unit, while WiFi, app control, and voice assistant compatibility make it easy to adjust settings without walking over to the window.

Best For: Small rooms where smart control, quiet operation, and all-season comfort matter.

Pros:

• 4-in-1 design with Cool, Heat, Dehumidify, and Fan modes
• WiFi app control plus Alexa and Google Assistant support
• Inverter technology and low 52 dB operation help keep noise down
• Eco, Sleep, and 24-hour timer features add convenience

Cons:

• Designed for rooms up to 350 sq. ft., so it is not suited to larger spaces
• Requires a compatible window size and careful measuring before purchase
• Heat is useful for comfort, but the listing does not position it as a whole-home heating solution

This is a practical pick if you want a compact window air conditioner with heat and modern controls. Its main strengths are flexible operation, low-noise performance, and easy seasonal switching for everyday use.

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 cooling and convenient supplemental warmth. With 18,000 BTU cooling capacity, WiFi control, and remote access, it fits well in living rooms and apartments where easy day-to-day temperature changes matter.

Best For: Large rooms and apartments that need higher cooling capacity with supplemental heating.

Pros:

• 18,000 BTU capacity for rooms up to 1,000 sq. ft.
• LG ThinQ app control with Alexa and Hey Google voice support
• Remote control and electronic controls make operation easy
• Auto Restart, Energy Saver mode, and a 24-hour timer add convenience

Cons:

• 230V power requirement may limit where it can be installed
• No inverter technology listed
• At 132 pounds, it is heavier and more demanding to handle than smaller units

For shoppers who need a window air conditioner with heat for a larger space, this LG model stands out for capacity and connected controls. It is best when cooling performance and supplemental heating are both priorities.

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

Keystone’s window air conditioner with heat is a straightforward option for small to medium rooms up to 350 sq. ft. It pairs 8,000 BTU cooling with 3,500 BTU supplemental heating, plus dehumidify and fan functions, making it a simple all-in-one choice when you want seasonal comfort without moving to a larger, more expensive unit.

Best For: Budget-conscious shoppers who want cooling plus supplemental heat for smaller rooms.

Pros:

• 8,000 BTU cooling with 3,500 BTU supplemental heating
• Remote control with I Sense room-sensing functionality
• Energy Saver and Sleep modes help reduce power use
• Includes window installation kit and washable filter

Cons:

• Supplemental heating is not meant to be used as a primary heat source
• Heating mode is limited to outside temperatures between 23 and 76 degrees
• No inverter technology listed

This Keystone model is a practical value pick if you mainly need a window AC with heat for shoulder seasons and everyday room comfort. It focuses on useful essentials rather than advanced smart features.

Smart All-Season Pick – ROVSUN 8000 BTU Window AC & Heater Combo

If you want a window air conditioner with heat that covers more than just summer cooling, this ROVSUN unit is built for year-round use in rooms up to 350 square feet. It combines cooling, heating, dehumidifying, and fan functions, plus app and voice control for easier everyday adjustments.

Best For: Small rooms, apartments, offices, and buyers who want smart control with all-season comfort.

Pros:

• 4-in-1 design with cooling, 4000 BTU heating, dehumidifier, and fan modes
• Works with Alexa and Google Assistant, plus app, remote, and panel control
• Includes 24-hour timer, ECO mode, and washable front-access filter
• Installation kit is included for standard window mounting

Cons:

• Heating output is supplemental, not a full-room standalone heater replacement
• Noise is listed at 57 dB, which may be noticeable in quiet spaces

This is a practical choice if you want one window unit to handle multiple seasons without adding separate equipment. Its smart controls and simple feature set make it especially convenient for routine daily use.

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

For shoppers comparing a window air conditioner with heat for bedrooms or smaller living spaces, this Frigidaire model keeps the focus on quiet, simple comfort. It cools and provides supplemental heat for rooms up to 350 square feet, with remote control convenience and energy-saving modes.

Best For: Bedrooms and small living rooms where quiet operation matters most.

Pros:

• Operates at 53 dBA for quieter cooling
• Offers supplemental heat, Eco Mode, Sleep Mode, and Dry Mode
• Remote control and 24-hour timer add easy day-to-day use
• Clean Filter alerts and washable dust filter help with maintenance

Cons:

• Heating is supplemental, so it is meant to assist an existing system
• No app or voice control options are listed

This Frigidaire is a strong fit if you want dependable window-unit basics without extra complexity. It stands out most for its lower noise level and straightforward feature set.

Feature-Rich Budget Pick – Garvee 8000 BTU Window AC with Heat

If you want a window air conditioner with heat that adds smart controls and multiple comfort modes, the Garvee unit is built for flexible everyday use. It handles cooling, heating, dehumidifying, and fan operation for rooms up to 350 square feet, while keeping control options simple and versatile.

Best For: Buyers who want a multi-function window unit with app and voice control.

Pros:

• 4-in-1 operation with cool, heat, dehumidify, and fan modes
• Supports app, remote, touch, and voice control with Alexa compatibility
• Quiet operation listed as low as 52 dB
• Includes ECO mode, sleep mode, 24-hour timer, and clean filter alert

Cons:

• Heating is supplemental rather than primary whole-home heat
• Installation requires confirming window size and 115V compatibility first

This model makes sense if you want one unit that can do a lot without feeling complicated to use. The mix of quiet performance, smart features, and all-season modes gives it broad appeal for everyday rooms.

How We Picked the Best Window Air Conditioner with Heat

Our selection focused on real-world buying priorities: room size, heating method, energy use, noise level, convenience features, and value. We gave extra weight to models that offer strong cooling capacity with a supplemental heat function, since that is the most common setup for a Window Air Conditioner with Heat.

We also favored units with useful controls such as remotes, WiFi, app access, and programmable timers, because these features make daily use easier without adding much complexity.

Quick Comparison

Smaller rooms usually do best with 8,000 BTU units, while medium spaces often need around 10,000 to 12,000 BTU. Larger rooms may call for 18,000 BTU or more, especially if you want the cooling side to keep up in hot weather. For heating, remember that many window units use supplemental heat rather than replacing a full home heater.

Best Match by Room Size

For bedrooms and compact apartments, look for quieter 115V models with smart basics like a remote, timer, and dehumidifier mode. For bigger living rooms, higher-BTU 230V models can deliver stronger overall comfort, but they also require the right outlet and installation setup.

Key Buying Factors for a Window Air Conditioner with Heat

Cooling and heating capacity: Match BTU rating to your room size, then check the supplemental heating output separately. A strong cooling number does not always mean equally strong heat performance.

Voltage and installation: Many larger units need 230V power, while smaller models often use standard 115V outlets. Confirm your window dimensions, support requirements, and electrical compatibility before ordering.

Noise and comfort: If the unit will run in a bedroom or office, prioritize quieter operation and sleep-friendly settings. Inverter technology can help reduce noise and temperature swings.

Controls and convenience: WiFi, app control, voice control, and a programmable timer are especially useful if you want set-it-and-forget-it operation. A washable filter and easy-access design can also simplify maintenance.

Extra modes: Fan and dehumidifier settings improve flexibility during shoulder seasons, making the unit more useful beyond just hot and cold days.

Who Should Buy Which Window Air Conditioner with Heat?

If you need a straightforward, affordable option for a bedroom or small apartment, a compact 8,000 BTU model is usually the best place to start. If you’re cooling a mid-size room and want more heating support, a 12,000 BTU unit may be a better balance. For large spaces or open-plan rooms, higher-capacity models make more sense, especially if you need stronger cooling performance and are comfortable with the electrical requirements.

In short, the best Window Air Conditioner with Heat is the one that matches your room, power setup, and comfort priorities—not just the highest BTU number on the box.