Imagine this: It’s a chilly evening, and you wish your window AC unit could offer a little warmth. Many people think window air conditioners only cool. But what if your unit could do both? You might be surprised to learn that window air conditioners with built-in heat exist. These versatile machines solve a common problem: needing both cooling and heating from one simple unit.
Choosing the right model can feel confusing. You face questions about BTUs, heating power, and energy efficiency. You want a unit that works well in summer and provides cozy warmth in the fall without hiking up your electric bill. Finding that perfect balance is tough when you look at all the features.
This guide cuts through the confusion. We will break down exactly what to look for in a window AC with heat. You will learn about the best features and understand how these dual-purpose units save you space and money. Get ready to pick a unit that keeps you comfortable all year long!
Top Window Air Conditioner With Heat Recommendations
No. 1
Midea 8,000 BTU Smart Inverter Air Conditioner Window Unit with Heat and Dehumidifier – Cools up to 350 Sq. Ft., Energy Star Rated, Quiet Operation, Electronic Controls, Remote Control, White
- Multi-Season Comfort - Midea 8000 BTU window air conditioner with heat is better than standard ac units. It will beat the heat in summer with powerful cooling and dehumidification and keep you warm through the fall with supplemental heat. Best for large rooms up to 350 square feet. NOTE: heat pump function works when outside temp> 41°F.
- Easy To Use – This air conditioner and heat unit comes with an LED display, 5 Modes (Heat, Auto, Cool, Dry, Fan), 3 speed settings (Auto/H/M/L), 24-hr Timer, and ECO energy saver. The Swing button adjusts the louvers up/down to direct the airflow. Wireless control enabled window ac with heat unit from anywhere with the SmartHome App, or with your voice via Alexa and Google Assistant. All functions can be set via the control panel, remote control, and app or voice assistant.
- Save Energy Being Cool – Save on energy costs and enjoy ultimate comfort with this energy star certified unit. This energy efficient air conditioner unit is engineered with variable-speed inverter technology that will quickly cool your bedroom or apartment space while using considerably less electricity; up to 35% energy savings compared to the Energy Conservation Standard. Washable filter is easily accessed from front panel for regular cleaning to maintain peak performance.
- Ultra Low Noise Performance – This ac window unit operates at a noise level as low as 45 dBA. It’s such a quiet air conditioner that you will barely notice it, even when it’s on high. Enjoy your Zoom call, watch your favorite TV show, have a conversation. This ac unit for bedroom also creates just the right amount of white noise so you can get some rest.
- Install Specs – This window air conditioner is designed to fit double hung windows with opening widths of 24 to 38.5 inches. Lower sash must open sufficiently to allow a clear vertical opening of 14.5 inches. AC window unit measures 19.41"W x 22.17"D x 13.9"H. Included components: 8000 btu window air conditioner, remote control, installation kit. This ac heater combo window unit is as a close as you can get to a mini split a/c. You may like it so much you just might buy two!
No. 2
ROVSUN 8000 BTU Air Conditioner Window Unit with Heat, 4-in-1 Window AC Unit Cooler, Heater, Dehumidifier & Fan with Timer, Remote Control & Installation Kit for Rooms up to 350 Sq. Ft, 115V/60Hz
- 【Quick Cooling & Heating】The 8,000 BTU window air conditioner & 4,000 BTU heater is ideal for cooling compact rooms up to 350 square feet. Quickly cool your room such as home, office or apartment
- 【Easy to Operate】Operating this air conditioner & heater combo is an easy-to-understand and enjoyable cooling experience (61°F - 88°F). We can set all functions (fan speed selection, 24-hour timer, ECO mode, automatic mode and fan mode) on the LED digital display or remote control
- 【Easy to Assemble】The included side panels and other mounting parts can save you a lot of assembly time. Detailed instruction manual makes assembly easy in a short time (please confirm window size before purchasing)
- 【Energy Saving】This 115V/60Hz energy-saving air conditioner uses a high-quality compressor for more efficient cooling and longer working life; environmentally friendly design, allowing you to save money
- 【Quiet Operation】With noise levels as low as 52 dB, this window air conditioner lets the fan cool your space at a gentle volume without disturbing your surroundings. Whether you're watching your favorite TV series, reading a good book, or sleeping, this air conditioner will help you relax better!
No. 3
IDEALHOUSE 10,000 BTU Window Air Conditioner - Smart Air Conditioner Window Unit, with Dehumidifier, Cools 450 Sq.ft, 11.4 CEER Energy Efficient, Quiet Operation
- 【Efficient Cooling Performance】This 10,000 BTU window air conditioner is designed to cool areas up to 450 square feet. The unit includes humidity control capability and is suitable for bedrooms, living rooms, and similar residential spaces
- 【Quiet Operation & Air Filtration】 Features a reduced noise design during operation. The reusable air filter can be removed for cleaning, and the system provides circulation of filtered air within the room
- 【Energy-Saving Features】 Includes sleep mode and timer functions. The unit uses R-32 refrigerant and is designed to help manage energy consumption during cooling operation
- 【Multiple Control Options】 Comes with remote control and panel controls offering three speed settings. The directional louvers can be adjusted to direct airflow where needed
- 【Straightforward Installation】 Includes mounting bracket and fits windows between 16-41 inches wide (minimum 19-inch height). Designed for double-hung and single-hung window types
No. 4
Midea Inverter Window Air Conditioner with Heat – Quiet Window AC Unit and Heat Combo with Dehumidifier – Cools up to 550 Sq. Ft. – Energy Star Rated, Smart Control, Remote, 12,000 BTU
- Multi-Season Comfort – This Midea 12000 BTU air conditioner is more versatile than standard AC units, offering powerful cooling and dehumidification in the summer and reliable supplemental heat in the fall. Best for large rooms up to 550 square feet. Note: Heat pump function will not operate if outside temperature is below 41°F.
- Easy To Use – This air conditioner and heat unit is well-equipped with a digital LED display, 5 Modes, 3 speed settings, 24-hr Timer, and ECO energy saver. The Swing button adjusts the louvers up/down to direct the airflow. Wireless enabled, control your comfort from your smartphone and your smartwatch using the Midea SmartHome app or your voice via Alexa and Google Assistant. All functions can be set via the control panel, remote control, and app or voice assistant.
- Save on Energy Without Sacrificing Comfort – This UL Listed, Energy Star certified air conditioner uses inverter technology to quickly cool your bedroom or apartment while providing up to 35% energy savings compared to the Energy Conservation Standard. With 12,000 BTUs, a CEER of 13.3, and 115V operation, this ac unit is loaded with features like auto shutoff, defrost control, and a washable front filter to maintain peak performance.
- Ultra Low Noise Performance – This ac window unit operates at a noise level as low as 45 dBA. It’s such a quiet air conditioner that you will barely notice it, even when it’s on high. Enjoy your Zoom call, watch your favorite TV show, have a conversation. This ac unit for bedroom also creates just the right amount of white noise so you can get some rest.
- Install Specs – This window air conditioner is designed to fit double hung windows with opening widths of 24 to 38.5 inches. Lower sash must open sufficiently to allow a clear vertical opening of 14.5 inches. AC window unit measures 19.41"W x 22.17"D x 13.9"H. Included components: 12000 btu window air conditioner, remote control, installation kit. This ac heater combo window unit is as a close as you can get to a mini split a/c. You may like it so much you just might buy two!
No. 5
ROVSUN 8000 BTU Window Air Conditioner with Heat, Window AC Unit & Heater Combo with APP & Voice Smart Control, Timer Function & Easy Installation Kit, Work with Alexa/Google Assistant, 115V/60Hz
- ✔ Fast Cooling & Heating: Dive into an all-season solution with our window AC and heater system, this 8000BTU unit featuring air conditioning, 4000BTU heating, dehumidifier & fan function for ideal climate control of room up to 350 square feet. Perfect choice for your room like home, office, or apartment
- ✔ Considerate Designs: This air conditioner & heater unit comes with an LED display, 5 modes (Heat, Auto, Cool, Dry, Fan), 3 speeds (Auto/H/M/L), 24H Timer and ECO energy-saver. Washable filter is easily accessed from front panel for regular cleaning to maintain peak performance. The swing button adjusts the louvers to direct the airflow. Easily create the perfect environment for multi-seasons
- ✔ WIFI-Enabled & Voice Control: Beside of the panel & remote control, seamlessly integrate with phone APP or voice control (works with Alexa/Google Assistant); Set routines for optimal temperature changes allows you to adjust your window air conditioner from anywhere so that you can enjoy endless comfort immediately once arriving home
- ✔ Simple Installation: Included with side panels and other installation parts save you a lot of assembly time. A detailed instruction manual makes assembly easily done in a short period (windows width: 26" - 36"; window height: 16")
- ✔ 100% Satisfaction: We do cover 1 year warranty on this ac unit, any questions about it, please don't hesitate to contact us at any time for getting a satisfied service. We are confident to stand behind our product and would like to guarantee you a best shopping experience with us
No. 6
LG 12,200 BTU Window Air Conditioner with Supplemental Heat, 230/208V, Cools 570 Sq.Ft. (19' x 30' Room Size), Electronic Controls with Remote, 2 Cooling, Heating & Fan Speeds, Slide In-Out Chassis
- Low Noise Performance: Operates at sound levels as low as 50dB (in low mode) eliminating unnecessary noise
- Supplemental Heat: For cooler days use the supplemental heat option to add warmth to your space
- Multiple Fan Speeds: 2 cooling, heating and fan speeds allow you to customize your cooling or heating
- Auto Restart: After a power failure, Auto Restart will automatically turn the unit back on when power is restored
- Cools Rooms up to 570 Square Feet: LW1223HR is ideal for cooling medium rooms (19' X 30')
No. 7
GAOMON 8,000 BTU Window Air Conditioner - Smart Air Conditioner Window Unit, with Dehumidifier, Cools 450 Sq.Ft, 11.4 CEER Energy Efficient, Quiet Operation
- EFFICIENT COOLING: 8,000 BTU smart window air conditioner is perfect for cooling a compact room up to 350 square feet. Quickly cools down your space like single bedroom or a large living room, home, office, or apartment. Enjoy fast and comfort temperature control on hot summer days
- Wi-Fi Enabled: Easily control your window air conditioner from anywhere with the Frigidaire app or connect it to your Amazon Alexa or Google Home devices for smart, hands-free cooling
- QUIET OPERATION: The sound levels as low as 50 dB of this window unit allows the fan to cooling your space at a whisper-soft volume without disturbing your surroundings. Whether you're watching your favorite series, reading a good book, or sleep this unit promotes better relaxation
- EASY MAINTENANCE: Effortlessly adjust settings with the remote control and keep your AC unit working efficiently with Clean Filter alerts that notify you when it's time to clean the washable dust filter
- EFFORTLESS INSTALL: Does not require a professional for a successful installation. Available for single-hung or double-hung windows with sizes: 23-36 inches, as fast as 15 minutes, you can install it by yourself and start enjoying a cooler, more comfortable home.
No. 8
Amazon Basics 5000-BTU Window Air Conditioner with Quiet Operation, Up to 150 Sqf, Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Intuitive Mechanical Controls, for Small Room, White
- EFFICIENT COOLING: 5000 BTU cooling capacity ideal for rooms up to 150 sq. ft. - perfect for bedrooms, home offices, or small living spaces. Two-in-one functionality with cooling and fan-only modes
- SMART MAINTENANCE: Equipped with an easy-access, washable filter that captures dust and allergens.
- CUSTOMIZABLE COMFORT: Features 7 precise temperature settings, 2-speed cooling and fan modes, and 2-way air direction control for personalized comfort
- QUIET OPERATION: Low noise level up to 56 dB creates a peaceful environment suitable for sleeping and working
- QUICK INSTALLATION: Fits standard windows 23"-36" wide and minimum 13" high. Comes with expandable side panels and complete mounting kit. Basic tools required for installation (screwdriver not included)
Your Guide to Buying the Best Window Air Conditioner with Heat
A window air conditioner with heat is a fantastic appliance. It keeps you cool in the summer and warm in the winter. This guide helps you choose the right one for your home.
Key Features to Look For
When shopping, look for these important features. They make a big difference in how well your unit works.
Cooling and Heating Capacity (BTUs)
- BTUs (British Thermal Units) tell you how much cooling or heating power the unit has.
- Bigger rooms need higher BTUs. Check the room size before you buy.
- Too small a unit struggles. Too large a unit wastes energy.
Energy Efficiency Ratings
- Look for the ENERGY STAR label. These units save you money on electricity bills.
- Check the SEER (Seasonal Energy Efficiency Ratio) for cooling and the HSPF (Heating Seasonal Performance Factor) for heating. Higher numbers are better.
Noise Level
- Window units can be noisy. Check the decibel (dB) rating.
- Look for units below 55 dB if you plan to use them in bedrooms or offices. Quiet operation improves the user experience greatly.
Thermostat and Controls
- Digital controls are easier to use than old dial controls.
- Programmable timers let you set when the unit turns on or off. This saves energy too.
Important Materials and Construction
The materials used affect how long your unit lasts and how well it resists weather.
Casing and Housing
- The outer casing should be made of strong, weather-resistant plastic or coated metal. This stops rust.
- Good quality materials keep rain and dust out of the inner workings.
Coils
- Look for copper coils instead of aluminum ones. Copper lasts longer and transfers heat better.
- The coils need protection from moisture to prevent corrosion.
Factors That Improve or Reduce Quality
Some features boost performance. Others can cause problems later.
Quality Boosters
- Inverter Technology: This feature adjusts the compressor speed smoothly. It uses less energy and keeps the temperature very steady.
- Remote Control and Wi-Fi: Controlling your unit from across the room or using a smartphone app makes life much easier.
- Filter Quality: Washable, high-density filters capture more dust and keep the unit running efficiently.
Quality Reducers
- Cheap Plastic: Units with very thin, cheap plastic casings often crack or turn yellow quickly outdoors.
- Poor Installation Kits: If the included installation parts are flimsy, you might need to buy stronger brackets or seals later. A good seal reduces drafts, which is important for heating efficiency.
User Experience and Use Cases
Think about where and how you will use your new unit.
Use Cases
- Small Apartments: A smaller, efficient unit works well for single rooms.
- Home Offices: Focus on low noise levels so your work calls are clear.
- Year-Round Comfort: If you live somewhere with very hot summers and chilly, but not freezing, winters, this combination unit is perfect. It avoids needing a separate space heater.
Installation Considerations
- Check the window size compatibility before purchasing. Not all units fit all windows.
- Make sure the unit is installed slightly tilted outward. This allows condensation (water from cooling) to drain properly.
10 Frequently Asked Questions (FAQ) About Window ACs with Heat
Q: Can a window AC unit really heat a room well?
A: Yes, most modern units provide adequate supplemental heat for the room they are installed in, especially when temperatures are moderately cold (above freezing). They are not usually meant to replace a whole-house furnace.
Q: Is heating with a window unit expensive?
A: It depends on the outside temperature. If the temperature drops very low, the heat pump has to work harder, using more electricity. Look for high HSPF ratings to keep heating costs down.
Q: How do I know what BTU size I need?
A: A general rule is about 5,000 BTUs for a 150 sq. ft. room. For every extra square foot, you need more power. Always size up slightly if the room has many windows or gets lots of direct sunlight.
Q: Do these units need special electrical outlets?
A: Smaller units often use a standard 115V outlet. Larger, more powerful units might need a 230V outlet, similar to a standard dryer outlet. Check the power requirements on the box.
Q: How noisy are the heat pump functions compared to the cooling functions?
A: The noise level is usually similar, but sometimes the compressor runs louder or cycles differently when heating. Check user reviews specifically for heating noise.
Q: Can I use the heating feature if the outside temperature is below freezing (32°F)?
A: Many standard heat pump models struggle below 40°F. Look specifically for “Cold Climate” or “All-Season” models if you expect freezing temperatures; these are designed to work much lower.
Q: What is the main difference between this and a regular window AC?
A: A regular AC only moves heat outside. A window AC with heat includes a heat pump that can reverse the process, pulling heat from the outside air and putting it inside when you need warmth.
Q: How often should I clean the heat pump coils?
A: You should clean or replace the air filter monthly during heavy use (both cooling and heating seasons). The coils themselves usually need professional cleaning every few years, but you should visually inspect them yearly.
Q: Will this unit take up more space in my window than a regular AC?
A: Generally, no. The size and shape are very similar, but the internal components for the heat pump might make the unit slightly deeper or heavier. Check the dimensions carefully.
Q: What happens if I forget to remove the winterizing accordion panels in spring?
A: If you forget to remove the exterior panels designed for winter insulation, the unit cannot breathe properly when cooling. This severely reduces cooling capacity and can cause the unit to freeze up or overheat.