When it comes to reliable, energy-efficient cooling, LG window air conditioners consistently rank among the top choices for homes and apartments. Known for their quiet operation, smart features, and durable build quality, LG offers a range of models suited for everything from small bedrooms to large living spaces. Whether you’re looking for basic cooling, heating capabilities, or Wi-Fi connectivity, LG has a window AC unit designed to keep you comfortable all summer long. In this roundup, we’ve tested and compared the best LG window air conditioners—plus a few standout alternatives—to help you find the perfect fit for your space and budget.
Quick Product Comparison
Our Top 7 Lg Window Air Conditioner Reviews – Expert Tested & Recommended
1. LG 6,000 BTU Window Air Conditioner with Remote, Quiet Operation, Cools 250 Sq. Ft.
This compact yet powerful LG window air conditioner is perfect for small to medium-sized rooms like bedrooms or home offices. With 6,000 BTUs, it efficiently cools up to 250 square feet while operating quietly—ideal for light sleepers or anyone who values peace and quiet.
Key Features That Stand Out
- ✓ Ultra-quiet operation as low as 52dB in low mode
- ✓ Includes full-function remote control for convenience
- ✓ Two cooling and fan speeds for customizable comfort
- ✓ Easy electronic controls with clear LED display
- ✓ Washable filter for low maintenance
Why We Recommend It
We love how this unit balances performance and noise levels. It’s not the most powerful LG model, but for its size, it delivers consistent cooling without disrupting your environment—making it our top pick for everyday use in smaller spaces.
Best For
Bedrooms, studios, or apartments where quiet operation and reliable cooling matter most.
Pros and Cons
Pros:
- Exceptionally quiet for a window unit
- Energy-efficient operation
- Simple installation and user-friendly controls
- Compact design fits most standard windows
Cons:
- Not suitable for large rooms
- No heating function
- Limited smart features
Customer Reviews
“Just installed this air conditioner. So far, it’s working great. I had to get this model because it required the least window height clearance of any quality conditioner that I can find. My older home has storm windows with high base frames…”
“ADDED PIX OF WHITE/BLUE FILTER PERFORMANCE. As you can clearly see, the filter did keep the white mesh factory filter and the evaporator coils SPOTLESSLY CLEAN. The filter was changed after about 3 months.”
2. LG 7,600 BTU Window AC with Heat, Remote, 24-Hour Timer, Cools 330 Sq. Ft.
Need both cooling and heating in one unit? This LG 7,600 BTU model doubles as a heater, making it ideal for year-round climate control. It covers up to 330 square feet and includes a 24-hour timer for energy-saving scheduling.
Key Features That Stand Out
- ✓ Dual-function: AC and heater in one
- ✓ 24-hour on/off timer for energy efficiency
- ✓ Quiet operation down to 52dB
- ✓ Two cooling, heating, and fan speeds
- ✓ Full-function remote included
Why We Recommend It
This unit stands out for its versatility. Whether you’re battling summer heat or chilly spring nights, it handles both with ease. The added timer feature helps reduce energy waste, earning it our Editor’s Choice award.
Best For
Rooms that need seasonal temperature control—especially in climates with mild winters or unpredictable weather.
Pros and Cons
Pros:
- Heating and cooling in one unit
- Energy-saving timer and multiple speed settings
- Reliable performance in extreme temps
- Easy-to-use remote and controls
Cons:
- Slightly louder on high heat mode
- Requires proper window sealing for efficiency
- Heavier than non-heat models
Customer Reviews
“The media could not be loaded. No assembly required btw. This is a A+++ ccu unit I call it. Climate control unit. Because in a few minutes you can easily go from heating to air conditioning back to heating in moments again.”
“I own Tecopa Palms Thermoplastic Hot Springs Resort… 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.”
3. LG 10,000 BTU Smart Window Air Conditioner with Wi-Fi, Remote, Cools 450 Sq. Ft.
This smart LG window AC brings modern convenience to your fingertips. With 10,000 BTUs, it cools up to 450 square feet and connects to the LG ThinQ app for remote control via smartphone—perfect for tech-savvy users who want comfort on demand.
Key Features That Stand Out
- ✓ Wi-Fi enabled with LG ThinQ app control
- ✓ Compatible with Alexa and Google Assistant
- ✓ Slide-in, slide-out chassis for easy installation
- ✓ Energy Star certified for efficiency
- ✓ Full-function remote included
Why We Recommend It
You get premium smart features at a surprisingly affordable price. The ability to pre-cool your room before you arrive home is a game-changer—and it’s still energy-efficient. That’s why it’s our Best Budget smart pick.
Best For
Medium to large rooms where smart home integration and convenience are priorities.
Pros and Cons
Pros:
- Affordable smart functionality
- Easy app setup and reliable connectivity
- Strong cooling power for the price
- Energy-efficient operation
Cons:
- App can occasionally lag
- No heating function
- Filter access could be easier
Customer Reviews
“Just installed this air conditioner. So far, it’s working great. I had to get this model because it required the least window height clearance of any quality conditioner that I can find…”
“ADDED PIX OF WHITE/BLUE FILTER PERFORMANCE. As you can clearly see, the filter did keep the white mesh factory filter and the evaporator coils SPOTLESSLY CLEAN…”
4. BLACK+DECKER 12,000 BTU Window AC with Remote, 3 Speeds, Cools 550 Sq. Ft.
While not an LG model, this BLACK+DECKER unit offers exceptional value for large spaces. With 12,000 BTUs, it cools up to 550 square feet and includes three fan speeds, a full-function remote, and sleep mode for nighttime comfort.
Key Features That Stand Out
- ✓ Powerful 12,000 BTU cooling capacity
- ✓ Three fan speeds plus auto mode
- ✓ Full-function remote with sleep timer
- ✓ Compact design fits most standard windows
- ✓ Washable, reusable air filter
Why We Recommend It
For buyers needing serious cooling power without breaking the bank, this BLACK+DECKER model delivers reliable performance and user-friendly features—all at a competitive price point.
Best For
Large bedrooms, living rooms, or open-concept spaces up to 550 sq. ft.
Pros and Cons
Pros:
- Strong cooling output
- Simple, intuitive controls
- Good value for the BTU rating
- Remote works reliably from a distance
Cons:
- Louder than premium brands on high
- No smart features
- Plastic build feels less durable
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 is keeping the laundry room/kitchen area cool like should be happening. Our unit has a dent in the grating on the side however because there is no damage to the box this damage occurred at the factory…”
5. Frigidaire 12,000 BTU Smart Window AC with Wi-Fi, Remote, Quiet, Cools 550 Sq. Ft.
This Frigidaire smart window AC combines powerful 12,000 BTU cooling with modern Wi-Fi connectivity. It’s designed for large rooms and integrates seamlessly with Alexa and Google Home for voice control.
Key Features That Stand Out
- ✓ Wi-Fi enabled with Frigidaire app
- ✓ Voice control via Alexa or Google Assistant
- ✓ Three fan speeds and 6-way airflow adjustment
- ✓ Clean Filter alert for maintenance reminders
- ✓ Quiet operation for its size
Why We Recommend It
If you want a high-capacity smart AC that doesn’t sacrifice quiet performance, this Frigidaire model is a standout alternative to LG—offering similar features with strong reliability.
Best For
Large homes or apartments where smart control and powerful cooling are essential.
Pros and Cons
Pros:
- Excellent app integration
- Strong cooling for large spaces
- Quiet compared to other 12,000 BTU units
- Energy-efficient operation
Cons:
- App setup can be tricky initially
- No heating function
- Slightly bulkier design
Customer Reviews
“We’re in Central Florida… our big air conditioner is wearing out so we were using two portables… 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…”
“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 downside is that is noise and loud, good price and works perfect.”
6. Midea 5,000 BTU Window Air Conditioner, Mechanical Controls, Cools 150 Sq. Ft.
For tiny spaces like dorm rooms or small bedrooms, this Midea 5,000 BTU unit offers efficient cooling without the bulk. It uses simple mechanical controls and runs quieter than a refrigerator.
Key Features That Stand Out
- ✓ Compact size perfect for small windows
- ✓ Mechanical dial controls—no batteries needed
- ✓ Energy Star certified (CEER 11.0)
- ✓ Ultra-quiet operation
- ✓ Affordable price point
Why We Recommend It
When you only need to cool a small area, this no-frills Midea unit gets the job done efficiently and quietly—without overpaying for unnecessary features.
Best For
Small bedrooms, offices, or RVs under 150 square feet.
Pros and Cons
Pros:
- Very quiet operation
- Energy-efficient for its size
- Easy to install and use
- Budget-friendly
Cons:
- No remote or smart features
- Limited cooling range
- Basic build quality
Customer Reviews
“I really like this unit. It has efficient heating and cooling. It’s easy to install. Quiet and does a good job. The heat pump will shut off when it’s below 41°F…”
“This is not the top-rated U-shaped Midea model… Background: 2 years ago I installed the U-shaped model in the kitchen of our 1910 Sears & Roebuck kit…”
7. LG 14,000 BTU Through-the-Wall AC with Remote, Electronic Controls, Cools 700 Sq. Ft.
Designed for permanent installation, this LG through-the-wall unit delivers powerful 14,000 BTU cooling for large spaces up to 700 square feet. It includes electronic controls, a remote, and auto-restart after power outages.
Key Features That Stand Out
- ✓ High-capacity 14,000 BTU cooling
- ✓ Digital control panel with remote
- ✓ Auto Restart function after power loss
- ✓ 4-way air deflection for even cooling
- ✓ Three cooling and fan speeds
Why We Recommend It
If you have a dedicated wall sleeve or are renovating, this LG model offers commercial-grade cooling with residential convenience—ideal for large master suites or open living areas.
Best For
Large rooms requiring permanent, high-performance cooling solutions.
Pros and Cons
Pros:
- Exceptional cooling power
- Reliable auto-restart feature
- Precise temperature control
- Durable construction
Cons:
- Requires professional installation
- Not suitable for window use
- Can overheat in high-humidity conditions
Customer Reviews
“Very happy with this purchase. Placed it in the apartment above our garage in the existing opening after removing the old unit. It worked for fit and the cord is more than long enough to reach the plug…”
“I had the same experience as Matt Punk. Sadly, I bought the unit over Memorial Day and didn’t use it for weeks… It overheats and shuts down with the error…”
Complete Buying Guide for Lg Window Air Conditioner
Essential Factors We Consider
When evaluating LG window air conditioners, we focus on cooling capacity (BTUs), room size compatibility, noise levels, energy efficiency, ease of installation, and smart features. We also consider real-world performance based on customer feedback and durability over time. A good window AC should match your room size—too small and it struggles; too large and it wastes energy.
Budget Planning
LG window ACs range from around $200 for basic 6,000 BTU models to over $600 for smart or high-capacity units. Set your budget based on room size and desired features: basic cooling is affordable, while Wi-Fi, heating, or ultra-quiet operation add cost. Always factor in long-term energy savings—Energy Star models like the LG 10,000 BTU smart unit can reduce electricity bills significantly.
Final Thoughts
Choosing the right LG window air conditioner means balancing power, noise, features, and price. Our top picks cover everything from budget-friendly basics to smart, high-performance systems. No matter your needs, LG’s reputation for reliability and innovation makes their window ACs a smart investment for summer comfort.
Frequently Asked Questions
Q: How do I choose the right BTU size for my room?
A: As a rule of thumb, you need about 20 BTUs per square foot. A 250 sq. ft. room needs ~5,000 BTUs, while a 550 sq. ft. space requires 12,000 BTUs. LG’s product descriptions include recommended room sizes to help guide your choice.
Q: Are LG window air conditioners really quiet?
A: Yes—many LG models operate as low as 52dB on low mode, which is quieter than a normal conversation. Look for “Quiet Operation” in the title for the quietest performance.
Q: Can I control an LG window AC with my phone?
A: Only smart models like the LG 10,000 BTU Wi-Fi unit support app control via the LG ThinQ app. Basic models require the included remote or manual controls.
Q: Do LG window ACs come with a warranty?
A: Yes, LG typically offers a 1-year limited warranty on parts and labor. Register your product online to ensure coverage.
Q: Can I install an LG window AC myself?
A: Most LG window units are designed for DIY installation with included brackets and instructions. However, through-the-wall models may require professional help.
Ready to beat the heat? Whether you’re cooling a cozy bedroom or a spacious living area, our top-rated LG window air conditioners offer the perfect blend of performance, efficiency, and innovation. Click any “Check Price” button above to find your ideal match and enjoy a cooler, more comfortable home today!