Finding the ideal air conditioner with heat window unit can ensure comfortable temperatures throughout the year. Whether you need cooling for hot summer days or supplemental heat for cooler months, these units offer versatile climate control for different room sizes and settings. Below is a comparison table of top-performing window AC units with heating functionality, highlighting their cooling capacity, compatibility features, and energy efficiency to help you choose the best option for your space.
| Product | Cooling Capacity (BTU) | Heating | Room Size Coverage | Smart Controls |
|---|---|---|---|---|
| Midea 12000 BTU Smart Inverter Window AC with Heat | 12,000 | Yes (Heat Pump) | Up to 550 sq. ft. | App & Voice Control (Alexa, Google) |
| ROVSUN 8000 BTU Window AC & Heater Combo | 8,000 | Yes (4000 BTU) | Up to 350 sq. ft. | App & Voice Control (Alexa, Google) |
| Whirlpool 12,000 BTU Window AC with Supplemental Heat | 12,000 | Yes | Up to 550 sq. ft. | No |
| LG 23,000 BTU Window AC with Heat | 23,000 | Yes (Supplemental Heat) | Up to 1400 sq. ft. | No |
| GE 6,000 BTU Window Air Conditioner (No Heat) | 6,000 | No | Up to 250 sq. ft. | No |
Midea 12,000 BTU Smart Inverter AC Window Unit with Heat

The Midea 12000 BTU Smart Inverter window air conditioner offers multi-season comfort with cooling, dehumidifying, and heating functions for rooms up to 550 square feet. Its inverter technology promotes energy efficiency with an Energy Star rating and up to 35% less energy usage compared to standard units.
Control options are versatile, including an LED display panel, remote, and Wi-Fi connectivity allowing control via the SmartHome app or voice assistants like Alexa and Google Assistant. Five operational modes (Heat, Auto, Cool, Dry, Fan) and three fan speeds provide customization. The unit’s swing louvers help direct airflow for optimized comfort.
Note that its heat pump function works best when outside temperatures are above 41°F. A washable front-access filter simplifies maintenance, ensuring peak performance and longevity.
ROVSUN 8000 BTU Window AC with Heat and Smart Control

This ROVSUN 8000 BTU window air conditioner combined with a 4000 BTU heater is designed to regulate climates effectively in spaces up to 350 square feet. It includes five modes: heat, auto, cool, dry, and fan with multiple speed settings for tailored comfort.
Smart features include Wi-Fi connectivity and voice control with Alexa and Google Assistant compatibility, enabling remote adjustments. The LED display and remote control offer straightforward operation, while the washable filter facilitates easy upkeep.
An included installation kit simplifies mounting, making this unit a practical choice for both home and office environments.
Whirlpool 12,000 BTU Window AC with Supplemental Heat

The Whirlpool 12,000 BTU window air conditioner offers powerful cooling alongside supplemental heat suitable for spaces up to 550 square feet. It features an electronic control panel with digital display for easy temperature and mode adjustments.
Users can benefit from three cooling speeds, eco mode, sleep mode, and a programmable 24-hour timer for scheduling. The unit’s 8-way directional air louvers allow precise airflow targeting. Installation is streamlined with a quick window mounting kit compatible with minimum window heights of 19.5 inches.
Note that the supplemental heat is not intended as a primary heat source for very cold climates.
LG 23,000 BTU Window AC with Heat for Large Rooms

The LG 23,000 BTU window air conditioner with heat is robust enough for rooms up to 1400 square feet, making it ideal for living rooms, dens, or offices requiring strong cooling and supplemental heating.
This unit operates quietly, producing as low as 50 dB on low mode, helping maintain a peaceful environment. It offers two fan speeds for both heating and cooling, allowing customized airflow control. The supplemental heat feature supports warmer days and cooler evenings with consistent temperature regulation.
GE 6,000 BTU Window Air Conditioner for Small Rooms

While this GE 6000 BTU window air conditioner lacks a heating function, it excels at efficiently cooling small rooms up to 250 square feet, such as bedrooms or home offices. Its low-noise operation makes it suitable for nighttime use.
The included easy-install kit facilitates quick setup without hassle. Adjustable fan speeds and cooling settings allow you to find a comfortable airflow tailored to your needs.
This unit is a compact, reliable option when heating is not required but cooling performance in a small space is desired.
Buying Guide for Air Conditioner Window Units with Heat
When selecting the best air conditioner with heat window unit for your needs, consider key factors to ensure efficient year-round comfort and convenience.
Cooling and Heating Capacity
Assess the size of your room or space to determine the appropriate BTU rating. Larger rooms require higher BTUs for effective cooling and heating. Units range from smaller 6,000 BTUs for small rooms to larger 23,000 BTUs for spacious living areas.
Energy Efficiency
Choose models with Energy Star ratings or inverter technology for optimized energy use. Energy-efficient units reduce electricity bills and minimize environmental impact.
Control Options and Convenience
Modern window units often include digital controls, remote operation, and smart home integration. Wi-Fi-enabled units allow adjustment via smartphone apps or voice assistants like Alexa and Google Home, offering greater flexibility.
Installation and Maintenance
Select units that include installation kits or provide easy mounting solutions appropriate for your window type. Consider accessibility to air filters for regular cleaning, which helps maintain system efficiency and air quality.
Noise Levels
For bedrooms or offices, low noise operation is important. Units specifying noise levels around or below 50 dB can promote quiet and undisturbed environments.
Heating Type and Climate Suitability
Many window AC units use supplemental heaters or heat pumps. Heat pumps provide efficient warmth but may have outdoor temperature limitations. Supplemental heaters work best for mild conditions and are not suited as primary heat sources in very cold climates.
Evaluating these aspects will assist in choosing the best window air conditioner with heat capabilities to suit your space, climate, and lifestyle preferences.