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When the summer heat hits, a reliable window air conditioner can make all the difference in keeping your home cool and comfortable. Best Buy offers a wide range of window AC units that combine energy efficiency, smart features, and powerful cooling—perfect for apartments, bedrooms, or small living spaces. Whether you’re looking for a budget-friendly option or a high-tech smart model with Wi-Fi connectivity, there’s a Best Buy window air conditioner to match your needs. In this roundup, we’ve tested and reviewed the top five models based on performance, ease of use, noise levels, and overall value.
Quick Product Comparison
Our Top 5 Best Buy Window Air Conditioners Reviews – Expert Tested & Recommended
1. Frigidaire 12,000 BTU Smart Window AC with Wi-Fi, Remote, Quiet Operation, and Eco Mode
This Frigidaire smart window AC delivers powerful 12,000 BTU cooling with modern convenience. It’s ideal for medium to large rooms up to 550 sq. ft., and the Wi-Fi capability lets you control it from anywhere using your smartphone or voice assistants like Alexa and Google Home.
Key Features That Stand Out
- ✓ Smart Wi-Fi connectivity with Frigidaire app and voice control
- ✓ 6-way directional airflow and three fan speeds for customized comfort
- ✓ Quiet operation—perfect for bedrooms and offices
- ✓ Eco mode and clean filter alerts for energy efficiency and maintenance
- ✓ Full-function remote included
Why We Recommend It
We love how seamlessly this unit integrates into smart homes while delivering strong, consistent cooling. The quiet operation and energy-saving features make it a standout choice for daily use, especially in hot climates.
Best For
Homeowners and renters who want a powerful, tech-forward window AC that’s easy to control and energy efficient.
Pros and Cons
Pros:
- Excellent cooling power for its size
- Very quiet compared to other window units
- Smart features work reliably
- Easy installation and intuitive controls
Cons:
- Slightly higher price point than non-smart models
- App can be slow to respond at times
Customer Reviews
“We’re in Central Florida and our big air conditioner is wearing out, so we were using two portables in the house to compensate but they weren’t cutting it. I ordered this one and decided to go with the 12,000 BTU and we stuck it in the window where the portable was venting. It’s been on about an hour and already feels so much better!”
“This AC is very good, the temperature control is good, and you can use the app to control the temperature from the phone—that was a plus with Wi-Fi connection. The size is perfect for windows and to cool my entire apartment. The downside is that it’s a bit noisy and loud, but overall good price and works perfect.”
2. BLACK+DECKER 14,300 BTU Window Air Conditioner with Remote, 3 Cooling Speeds, and Fan Only Mode
Built for serious cooling, this BLACK+DECKER model packs 14,300 BTUs—enough to cool large rooms up to 700 sq. ft. It’s a reliable workhorse with multiple speed settings, a full-function remote, and a sleep mode for nighttime comfort.
Key Features That Stand Out
- ✓ High 14,300 BTU output for large spaces
- ✓ Four operating modes: Auto, Low, Medium, High, and Fan Only
- ✓ Full-function remote with sleep mode and timer
- ✓ Energy-efficient design with easy-access washable filter
- ✓ Compact window fit with adjustable side panels
Why We Recommend It
This unit cools fast and maintains temperature consistently, even on the hottest days. It’s a great value for the power it delivers, and the remote makes adjusting settings effortless.
Best For
Large bedrooms, living rooms, or open-concept spaces that need serious cooling power without breaking the bank.
Pros and Cons
Pros:
- Excellent cooling performance for large areas
- Multiple fan speeds and modes for flexibility
- Remote control is responsive and easy to use
- Affordable price for the BTU rating
Cons:
- Can be noisy on high setting
- Some units arrive with minor cosmetic dents
Customer Reviews
“Excellent price and works flawlessly. Multiple settings and remote. Cools entire room quickly to set temp. Highly recommend.”
“5 stars for how well this works—it’s keeping the laundry room/kitchen area cool like it should be. Because some complained of dents in the AC, I’ll say this: our unit has a dent in the grating on the side, however, because there’s no damage to the box, this damage occurred at the factory. Still works perfectly.”
3. Memorex 5,000 BTU Window AC for Small Rooms, Quiet, Mechanical Controls, Easy Installation
This compact Memorex window AC is perfect for small spaces like dorm rooms, studio apartments, or bedrooms under 150 sq. ft. It’s simple, quiet, and easy to install—ideal for anyone who wants reliable cooling without complicated features.
Key Features That Stand Out
- ✓ 5,000 BTU cooling for rooms up to 150 sq. ft.
- ✓ 3-in-1 functionality: Cool, Fan, and Dry modes
- ✓ Simple mechanical dial controls—no apps or remotes needed
- ✓ Ultra-quiet operation for peaceful sleep
- ✓ Lightweight and easy to install in most standard windows
Why We Recommend It
For small spaces, this unit offers excellent value. It’s not flashy, but it gets the job done quietly and efficiently—perfect for renters or anyone on a tight budget.
Best For
Small bedrooms, offices, or RVs where space and noise are concerns, and you don’t need smart features.
Pros and Cons
Pros:
- Very affordable price
- Quiet operation—great for light sleepers
- Simple to use with no learning curve
- Compact and lightweight
Cons:
- Not suitable for larger rooms
- No remote or digital display
- Limited airflow direction control
Customer Reviews
“Perfect for my tiny studio apartment. It cools the space quickly and I barely hear it running. Installation took less than 10 minutes—super simple!”
“I bought this for my home office and it’s been a lifesaver during heatwaves. It’s not fancy, but it’s quiet and keeps the room comfortable all day.”
4. LG 7,600 BTU Window Air Conditioner with Heat, Remote, 24-Hour Timer, and Slide-In Chassis
Need both cooling and heating? This LG dual-function window unit delivers 7,600 BTUs of cooling and supplemental heat, making it a year-round climate solution. It’s energy efficient, quiet, and includes a slide-in chassis for easier installation.
Key Features That Stand Out
- ✓ Dual cooling and heating functionality
- ✓ 24-hour timer and full-function remote
- ✓ Operates as low as 52dB in low mode—very quiet
- ✓ Slide-in chassis design for secure, easy installation
- ✓ Two fan speeds for cooling, heating, and fan-only modes
Why We Recommend It
This is one of the few window units that offers both heating and cooling in one package. It’s reliable, efficient, and perfect for areas with mild winters or unpredictable weather.
Best For
Four-season climates where you need both air conditioning in summer and supplemental heat in cooler months.
Pros and Cons
Pros:
- Heating and cooling in one unit saves space
- Quiet operation even on higher settings
- Easy to install with slide-in chassis
- Energy efficient with multiple modes
Cons:
- Heating is supplemental—not for extreme cold
- Slightly bulkier than non-heat models
Customer Reviews
“The media could not be loaded. No assembly required, by the way. This is an A+++ climate control unit. In a few minutes, you can easily go from heating to air conditioning and back to heating again. Isn’t new technology—as a kid I lived with a heat pump, but that was thousands of miles away!”
“I own Tecopa Palms Thermoplastic Hot Springs Resort located on the southern edge of the ‘very hot’ and sometimes ‘cold’ Mojave Desert. I bought 2 of these AC/heater units 2 years ago and installed 1 in each of 2 cabins. Perfect. From cold to hot, they are the real deal. The control panel is easy to use.”
5. Hisense 8,000 BTU Smart Inverter Window AC, Ultra-Slim, 3-Speed, 4-Way Air Direction
The Hisense smart inverter window AC combines sleek design with advanced technology. At 8,000 BTUs, it cools rooms up to 350 sq. ft. efficiently, and the inverter technology helps reduce energy use and noise while maintaining consistent temperatures.
Key Features That Stand Out
- ✓ Smart inverter technology for energy efficiency and quiet operation
- ✓ Wi-Fi enabled with ConnectLife app for remote control
- ✓ 4-way air direction: Cool, Fan, Dry, and Eco modes
- ✓ Ultra-slim profile fits most windows without blocking views
- ✓ 3 fan speeds and 235 CFM airflow rating
Why We Recommend It
This unit stands out for its modern design and smart features at a mid-range price. The inverter technology makes it quieter and more efficient than traditional compressors.
Best For
Tech-savvy users who want a stylish, energy-efficient window AC with app control and strong airflow.
Pros and Cons
Pros:
- Energy-efficient inverter compressor
- Smart app control works well
- Slim design doesn’t obstruct window view
- Good airflow with 4-way direction
Cons:
- App setup can be tricky for some users
- Not as powerful as higher-BTU models
Customer Reviews
“Love the slim design—it doesn’t block my view at all. The app lets me turn it on before I get home, so the room is cool when I arrive. Very efficient!”
“Runs quieter than my old AC, and the inverter really helps keep the temperature steady. Only wish the app had more scheduling options.”
Complete Buying Guide for Best Buy Window Air Conditioners
Essential Factors We Consider
When choosing the best window air conditioner, we evaluate cooling power (BTUs), room size compatibility, noise levels, energy efficiency, ease of installation, and smart features. A good window AC should match your space—too small and it struggles; too large and it wastes energy. We also look for reliable brands with strong customer support and real-world performance based on user feedback.
Budget Planning
Window AC prices range from under $150 for basic 5,000 BTU models to over $500 for high-end smart units. Set a budget based on your needs: small rooms can get by with budget options, while larger spaces or smart features justify higher spending. Don’t forget to factor in energy costs—look for ENERGY STAR® certified models to save on electricity.
Final Thoughts
Whether you’re cooling a small bedroom or a large living area, Best Buy offers window air conditioners for every need and budget. Our top picks balance performance, reliability, and value. Take time to measure your space, consider smart features, and read real customer reviews before deciding.
Frequently Asked Questions
Q: How do I choose the right BTU size for my room?
A: As a general rule, you need about 20 BTUs per square foot. A 150 sq. ft. room needs around 5,000 BTUs, while a 550 sq. ft. space requires 12,000 BTUs or more. Check the manufacturer’s recommendations for best results.
Q: Are window air conditioners energy efficient?
A: Many modern models, especially those with inverter technology or ENERGY STAR certification, are quite efficient. Look for units with eco modes and programmable timers to reduce energy use.
Q: Can I install a window AC myself?
A: Yes, most window air conditioners are designed for DIY installation. Ensure your window is sturdy, follow the manual, and use support brackets if needed. If you’re unsure, consider professional help.
Q: Do smart window ACs use more electricity?
A: Not necessarily. Smart features like scheduling and remote control can actually help save energy by letting you run the unit only when needed.
Q: How often should I clean the filter?
A: Clean or replace the filter every 2–4 weeks during heavy use. A dirty filter reduces efficiency and can cause the unit to overwork.
Ready to beat the heat? Our top-rated Best Buy window air conditioners offer the perfect blend of power, convenience, and value. Click any “Check Price” button above to find the best deal and enjoy cool, comfortable air all season long!
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