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This guide ranks the best LG window air conditioners based on published specifications. We compare 13 models, from compact 5,000 BTU units to powerful 24,500 BTU systems, including through-the-wall options. The LG LW8024RSMY 8000 BTU Smart AC leads as the top pick for small rooms needing smart app control. Each selection reflects specific data points like coverage area, voltage requirements, and smart features. You can use these specs to find the right fit for your space without guessing.
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | LG LW8024RSMY 8000 BTU Smart AC Best overall | small rooms needing smart app control | |
| 2 | LG 10,000 BTU Electronic Window Air Conditioner Best budget | Medium rooms up to 450 square feet | |
| 3 | LG 18,000 BTU Window Air Conditioner with Heat Best heating | medium rooms needing cooling and heating | |
| 4 | LG 14,000 BTU Dual Inverter Window Air Conditioner Also great | medium rooms needing quiet, smart cooling | |
| 5 | LG 14,000 BTU Wi-Fi Window Air Conditioner Best large rooms | large rooms up to 700 square feet | |
| 6 | LG 10000 BTU Through-the-Wall AC Also great | small rooms with existing wall sleeves | |
| 7 | LG 24,500 BTU Smart Window Air Conditioner Best premium | Large rooms up to 1,560 sq ft with 230V power | |
| 8 | LG 14,000 BTU Wall AC Best 700 sq. ft. | 700 sq. ft. rooms with 230V power | |
| 9 | LG 24500 BTU Window AC Also great | Large rooms needing high cooling capacity | |
| 10 | LG 5,000 BTU Mechanical Window Air Conditioner Best 150 sq. ft. | small rooms up to 150 square feet | |
| 11 | LG 12,200 BTU Window Air Conditioner with Heat Also great | medium rooms needing smart app control | |
| 12 | LG 8,500 BTU Dual Inverter Window AC Also great | quiet cooling in medium-sized rooms | |
| 13 | LG 10,000 BTU Dual Inverter Window Air Conditioner Also great | Medium rooms needing smart, quiet cooling |
The LG lineup at a glance
You can choose from compact 5,000 BTU models for small rooms or high-capacity 24,500 BTU units for large spaces. The LG LW5023 5000 BTU Mechanical Window Air Conditioner fits tight budgets, while the LG 24,500 BTU Smart Window Air Conditioner suits buyers needing serious power. Coverage areas range from 150 to 1,560 square feet, allowing you to match the unit to your specific room size. Some models like the LG 18,000 BTU Window Air Conditioner with Heat provide dual heating and cooling. Others, such as the LG 10000 BTU Through-the-Wall AC, require existing wall sleeves. Smart features vary, with some units offering Wi-Fi app control and voice compatibility with Alexa. Control methods include remote controls or direct app management. You should check voltage requirements, as some 230V models need dedicated circuits. This guide helps you compare these specs to find the right fit.
LG LW8024RSMY 8000 BTU Smart AC
Best for: small rooms needing smart app control
- Cooling Capacity
- 8000 BTU
- Coverage Area
- 350 sq ft
- Control Method
- App, voice
- Operating Modes
- Cool, dry
- Fan Speeds
- 3
- Features
- Timer, 24-Hour Timer, Smart App
This LG window unit offers 8,000 BTU of cooling for rooms up to 350 square feet. It measures 19.5 inches wide and weighs 44 pounds. You get smart app control via the ThinQ app and voice commands through Alexa. The unit includes timer settings and auto restart. It is a compact option for smaller spaces where smart features matter more than raw power.
- 8,000 BTU cooling capacity for small rooms
- Cools areas up to 350 square feet
- Smart app and Alexa voice control
- Auto restart resumes settings after power outages
- 8,000 BTU output is lower than most competitors on the list
- 350 square foot coverage is smaller than other LG models here
- 19.5 inch width is narrow but 44 pounds adds weight for installation
- You need a compact unit for a small room under 350 sq ft
- You want smart app control and Alexa integration
- You prefer a lighter 44-pound unit for easier handling
- You need to cool a room larger than 350 square feet
- You require more than 8,000 BTU of cooling power
- You want a unit with heating capabilities
Verdict: LG 8000 BTU Smart Window AC is a compact, smart-enabled option for small rooms. It suits buyers who prioritize app control and easy installation over high cooling capacity.
LG 10,000 BTU Electronic Window Air Conditioner
Best for: Medium rooms up to 450 square feet
- Cooling Capacity
- 10,000 BTU
- Coverage Area
- 450 sq ft
- Noise Level
- 52 dB
- Control Method
- Electronic, Remote
- Voltage
- 115V
- Fan Speeds
- 3
This LG unit provides 10,000 BTU of cooling power for rooms up to 450 square feet. It operates at 115V and includes a remote control for easy adjustments. The fan speed and cooling modes allow you to tailor the airflow. It features auto restart to resume settings after power outages. This model suits you if you need a straightforward, quiet cooler for a bedroom or small living area.
- Cools spaces up to 450 square feet
- Operates quietly at 52dB in low mode
- Includes a remote control for convenience
- Auto restart resumes settings after power loss
- Lower 10,000 BTU capacity compared to larger 14,000 BTU and 18,000 BTU options on this list
- Heavier 57-pound build compared to lighter 5,000 BTU units
- Limited to 115V voltage unlike 230/208V high-power models
- You need to cool a room under 450 square feet
- You prefer a 115V standard outlet setup
- You want quiet operation around 52dB
- You need to cool a space larger than 450 square feet
- You require heating capabilities not listed here
- You have a 230/208V electrical system only
Verdict: LG 10,000 BTU Window AC for Medium Rooms fits you well if you need a quiet, 115V cooler for a medium-sized bedroom. It offers reliable cooling without the bulk of higher-capacity units.
LG 18,000 BTU Window Air Conditioner with Heat
Best for: medium rooms needing cooling and heating
- Cooling Capacity
- 18,000 BTU
- Coverage Area
- up to 1,000 sq ft
- Control Method
- Remote, digital control panel
- Voltage
- 230/208V
- Operating Modes
- Cooling, heating, fan
- Fan Speeds
- 2
This LG unit combines 18,000 BTU cooling with supplemental heating for spaces up to 1,000 square feet. It operates on 230/208V power and includes a remote control and 24-hour timer. The digital panel allows you to adjust four-way air deflection and fan speeds. You get auto restart after power failures and a washable filter. It suits medium rooms like bedrooms or basements that need both cooling and warmth.
- Provides 18,000 BTU of cooling power
- Includes supplemental heating function
- Covers rooms up to 1,000 square feet
- Comes with remote control and 24-hour timer
- Features four-way air deflection
- Requires a special 230/208V LCDI plug
- Heavier at 126 pounds than smaller units
- Limited to two fan speeds
- You need a unit that cools and heats
- You have a 230/208V outlet available
- You want to cool a room up to 1,000 square feet
- You only have standard 115V outlets
- You need cooling for spaces over 1,000 square feet
- You prefer a lighter unit for easier installation
Verdict: LG 18000 BTU Window AC with Heat fits buyers who need dual cooling and heating for medium rooms with the correct voltage. It delivers solid coverage and control for bedrooms or basements.
LG 14,000 BTU Dual Inverter Window Air Conditioner
Best for: medium rooms needing quiet, smart cooling
- Cooling Capacity
- 14,000 BTU
- Coverage Area
- 800 Sq. Ft.
- Noise Level
- 44dB
- Control Method
- App, voice
- Voltage
- 115V
- Room
- Bedrooms
This LG window unit delivers 14,000 BTU of cooling for spaces up to 800 square feet. It uses Dual Inverter technology to save energy and runs quietly at 44dB in sleep mode. You control it via the LG ThinQ app or voice commands with Alexa. It fits 115V outlets and installs in double-hung windows with the included EZ Mount kit. The washable dust filter helps maintain efficiency.
- 14,000 BTU cooling capacity for rooms up to 800 sq. ft.
- Dual Inverter technology provides up to 35% energy savings.
- Quiet operation at 44dB in sleep mode.
- Smart control via LG ThinQ app and Alexa voice commands.
- Heavier build at 85.1 pounds compared to lighter 8,000 BTU models.
- Requires 115V power, while larger units on this list use 230/208V.
- Cooling coverage of 800 sq. ft. is smaller than 1,000+ sq. ft. options.
- You need smart app control for a bedroom or living room.
- You want quiet operation for nighttime use.
- You have a standard 115V electrical outlet.
- You need to cool a room larger than 800 square feet.
- You require a 230/208V unit for higher power demands.
- You prefer a lighter, more portable unit under 60 pounds.
Verdict: LG 14,000 BTU Dual Inverter Smart AC suits users who prioritize quiet, energy-efficient cooling with smart app control for medium-sized rooms.
LG 14,000 BTU Wi-Fi Window Air Conditioner
Best for: large rooms up to 700 square feet
- Cooling Capacity
- 14,000 BTU
- Coverage Area
- 700 sq ft
- Control Method
- App, remote, voice
- Room
- Large Rooms, Large Room
- Features
- Remote, Quiet Operation
- Color
- Bright White
This LG unit delivers 14,000 BTU of cooling power for rooms up to 700 square feet. It features Wi-Fi connectivity for app control and voice commands via Alexa or Google Assistant. The design includes a slide-out chassis for easy installation in windows 27 to 39 inches wide. You get a remote control and a washable dust filter for maintenance. At 82 pounds, it is a substantial appliance for large spaces.
- Cools rooms up to 700 square feet with 14,000 BTU output
- Wi-Fi enabled with LG ThinQ app and voice control support
- Includes remote control and washable dust filter
- Slide-out chassis simplifies installation and cleaning
- Heavier build at 82 pounds compared to smaller 8,000 or 10,000 BTU models
- Limited to single voltage compatibility without dual-voltage specification listed
- Cooling capacity is lower than the 24,500 BTU options on this list
- You need to cool a large room up to 700 square feet
- You want to control the unit via smartphone app or voice commands
- You have a double-hung window between 27 and 39 inches wide
- You require cooling for a space larger than 700 square feet
- You need a through-the-wall installation model instead of a window unit
- You prefer a lighter unit under 60 pounds for easier handling
Verdict: LG 14,000 BTU Window AC with Wi-Fi fits buyers who need substantial cooling for large rooms and value smart home integration. It is a solid choice for spaces up to 700 square feet that require reliable app-based control.
LG 10000 BTU Through-the-Wall AC
Best for: small rooms with existing wall sleeves
- Cooling Capacity
- 10,000 BTU
- Coverage Area
- 440 Sq. Ft.
- Control Method
- Remote control
- Voltage
- 115V
- Operating Modes
- Energy Saver, Dry
- Fan Speeds
- 3
This LG unit is designed for through-the-wall installation, not standard windows. It delivers 10,000 BTU of cooling for rooms up to 440 square feet. The 115V system uses R-32 refrigerant for an EER of 10.7. It includes a remote, washable filter, and three cooling speeds. You should choose this if you need a dedicated wall mount for a bedroom or living room.
- 10,000 BTU capacity for 440 sq. ft. rooms
- High EER of 10.7 with R-32 refrigerant
- Includes remote control and washable filter
- Three cooling speeds and four-way air deflection
- 10,000 BTU is lower than the 14,000 to 24,500 BTU options on this list
- Limited to 440 square feet coverage area
- Requires through-the-wall installation, not a window
- You need a dedicated through-the-wall unit
- You are cooling a room under 440 square feet
- You prefer 115V electrical connections
- You need a window-mounted installation
- You require cooling for spaces larger than 440 square feet
- You want higher capacity than 10,000 BTU
Verdict: LG 10000 BTU Through-the-Wall AC fits homeowners with pre-installed wall sleeves who need modest cooling for smaller rooms. It is a practical fit for bedrooms or apartments where window space is unavailable.
LG 24,500 BTU Smart Window Air Conditioner
Best for: Large rooms up to 1,560 sq ft with 230V power
- Cooling Capacity
- 24,500 BTU
- Coverage Area
- 1560 Sq. Ft.
- Noise Level
- 50dB
- Control Method
- App, voice, remote, digital panel
- Voltage
- 230/208V
- Fan Speeds
- 3
This LG unit delivers 24,500 BTU of cooling power for rooms up to 1,560 square feet. It operates on 230/208V power and weighs 132 pounds. You get smart control via LG ThinQ, Amazon Alexa, and Google Home. The unit runs as quietly as 50dB in low mode. It includes a remote, 24-hour timer, and auto-restart. This model suits large spaces needing strong, quiet cooling with app integration.
- 24,500 BTU cooling capacity covers up to 1,560 sq ft
- Operates at 50dB in low mode for quiet performance
- Smart control via LG ThinQ, Alexa, and Google Home
- Includes remote control and 24-hour timer
- Auto-restart feature after power failure
- Heavier build at 132 pounds compared to smaller units
- Requires 230/208V electrical connection, not standard 115V
- Larger dimensions (28.1 inches wide) need more window space
- You need to cool a large room up to 1,560 square feet
- You have a 230/208V electrical outlet available
- You want smart app control and voice assistant compatibility
- You only have standard 115V outlets
- You are cooling a small room under 1,000 square feet
- You prefer a lighter unit under 100 pounds
Verdict: LG 24,500 BTU Smart Window AC fits large rooms needing powerful, quiet cooling with smart features. It is ideal for spaces with 230/208V power and ample window space for its size.
LG 14,000 BTU Wall AC
Best for: 700 sq. ft. rooms with 230V power
- Cooling Capacity
- 14,000 BTU
- Coverage Area
- 700 sq ft
- Control Method
- remote, electronic
- Voltage
- 230/208V
- Fan Speeds
- 3
- Room
- Bedrooms
This LG wall air conditioner covers up to 700 square feet with 14,000 BTUs of cooling power. It runs on 230/208V power and weighs 77 pounds. You get a remote control, digital panel, and four-way air deflection. The unit includes a washable filter and a 24-hour timer. It suits bedrooms or living rooms where you need reliable, medium-room cooling.
- Cools rooms up to 700 square feet
- Includes remote control and digital panel
- Features four-way air deflection
- Has a 24-hour on/off timer
- Auto restart after power failure
- Requires 230/208V voltage, not standard 115V
- Heavier at 77 pounds than many window units
- Cools 700 square feet, less than larger 14,000 BTU window models
- You need to cool a room up to 700 square feet
- You have a 230/208V electrical outlet available
- You prefer through-the-wall installation over window mounting
- You only have standard 115V outlets
- You need to cool a room larger than 700 square feet
- You prefer a lighter unit for easier handling
Verdict: LG 14,000 BTU Through Wall AC fits homeowners with 230/208V wiring who need to cool a 700 square foot room through a wall rather than a window.
LG 24500 BTU Window AC
Best for: Large rooms needing high cooling capacity
- Cooling Capacity
- 24,500 BTU
- Coverage Area
- 1,560 Sq. Ft.
- Control Method
- Digital, remote control
- Voltage
- 230/208V
- Fan Speeds
- 3
- Room
- Bedrooms
The LG LW2516ER is a high-capacity window air conditioner designed for large spaces. It delivers 24,500 BTUs of cooling power, covering rooms up to 1,560 square feet. The unit operates on a 230/208V electrical circuit, which is common in commercial or heavy-duty residential settings. It includes a remote control, a 24-hour timer, and auto-restart functionality. This model suits users needing significant cooling output for expansive living areas or bedrooms.
- Cools rooms up to 1,560 square feet
- Includes remote control and digital panel
- Features 24-hour on/off timer
- Auto-restart after power failure
- 3 cooling and fan speeds
- Requires 230/208V power, not standard 115V
- Weighs 136 pounds, making it heavy to lift
- Physical dimensions are 28.1 inches long and 26 inches wide
- You need to cool a large room over 1,000 square feet
- You have a 230/208V outlet available for installation
- You want a unit with auto-restart capabilities
- You only have standard 115V outlets
- You are cooling a small room under 500 square feet
- You need a lightweight unit for easy handling
Verdict: LG 24500 BTU Window AC is a powerful cooling solution for large spaces that require a dedicated 230/208V circuit. It fits buyers who prioritize high BTU output and smart features like timers and auto-restart over easy portability.
LG 5,000 BTU Mechanical Window Air Conditioner
Best for: small rooms up to 150 square feet
- Cooling Capacity
- 5,000 BTU
- Coverage Area
- 150 sq ft
- Noise Level
- 50 dB
- Control Method
- Mechanical
- Features
- Quiet Operation
- Room Type
- Small Rooms
The LG LW5023 is a 5,000 BTU window air conditioner designed for small spaces up to 150 square feet. It operates at a quiet 50 dB in low mode and uses mechanical controls for simple operation. The unit includes a washable filter and an energy save function. Its compact dimensions make it suitable for tight window openings. It is a practical option for cooling small rooms efficiently without complex digital interfaces.
- Cools areas up to 150 square feet
- Operates at 50 dB in low mode
- Includes a washable slide-out filter
- Features an energy save function
- 5,000 BTU capacity is lower than other units on this list
- Mechanical controls offer fewer settings than smart models
- 150 square foot coverage is smaller than most competitors
- You need to cool a small room under 150 square feet
- You prefer simple mechanical controls over digital interfaces
- You require a quiet unit for a bedroom or study
- You need to cool a room larger than 150 square feet
- You want smart features like WiFi or app control
- You require heating capabilities alongside cooling
Verdict: The LG LW5023 5000 BTU Window AC fits buyers who need a quiet, simple cooling solution for small spaces. It is ideal for tight budgets or small rooms where high power is unnecessary.
LG 12,200 BTU Window Air Conditioner with Heat
Best for: medium rooms needing smart app control
- Cooling Capacity
- 12,200 BTU
- Coverage Area
- up to 570 sq ft
- Control Method
- App, remote, electronic controls
- Operating Modes
- Cooling, heating, fan
- Fan Speeds
- 2
- Features
- Quiet Operation
The LG LW1223HR offers 12,200 BTU of cooling for rooms up to 570 square feet. It features LG ThinQ Technology for remote control via app, alongside a physical remote for convenience. You get two cooling and heating speeds plus a 24-hour timer. The unit weighs 86 pounds and includes auto restart after power loss. It suits medium-sized spaces needing smart connectivity and moderate cooling power.
- 12,200 BTU cooling capacity for medium rooms
- LG ThinQ app control for remote operation
- Includes physical remote control for easy use
- Auto restart function restores settings after power loss
- Cools areas up to 570 square feet
- Lower 12,200 BTU output compared to 14,000 and 18,000 BTU models on the list
- Heavier 86-pound build limits portability
- Limited to two fan speeds for cooling and heating
- You need smart app control for a medium-sized room
- You want a window unit with auto restart safety
- You prefer physical remote control alongside WiFi features
- You require cooling for rooms larger than 570 square feet
- You need higher than 12,200 BTU capacity
- You prefer a lighter unit for frequent moving
Verdict: LG 12200 BTU Window AC with Smart Control fits buyers who need reliable cooling for medium rooms with the convenience of app management. It is a solid choice for those who value auto restart and remote access over raw power.
LG 8,500 BTU Dual Inverter Window AC
Best for: quiet cooling in medium-sized rooms
- Cooling Capacity
- 8,500 BTU
- Coverage Area
- 350 sq ft
- Noise Level
- 44 dB
- Control Method
- App, remote, voice, digital panel
- Voltage
- 115V
- Fan Speeds
- 4
This LG window air conditioner uses Dual Inverter technology to deliver 8,500 BTU of cooling for rooms up to 350 square feet. It operates quietly at 44dB in sleep mode and connects to Wi-Fi for app and voice control. The unit runs on 115V power and includes a remote. It suits you if you need efficient cooling for a medium-sized bedroom or office space with smart home integration.
- Dual Inverter technology offers 35% more energy efficiency than Energy Star requirements.
- Ultra-quiet operation reaches 44dB in sleep mode.
- Smart control via Wi-Fi app and voice assistants like Alexa.
- Cools rooms up to 350 square feet effectively.
- Lower cooling capacity of 8,500 BTU compared to higher-tier models on this list.
- Smaller coverage area of 350 square feet limits use in larger spaces.
- Heavier build at 85 pounds makes installation more difficult.
- You need quiet cooling for a bedroom or small office.
- You want to control your AC via smartphone or voice commands.
- You are cooling a room under 350 square feet.
- You need to cool a room larger than 350 square feet.
- You require heating capabilities in addition to cooling.
- You prefer a lighter unit that is easier to install alone.
Verdict: LG 8,500 BTU Dual Inverter Window AC fits you if you prioritize quiet, efficient cooling for a medium room and want smart app control. It is a solid choice for bedrooms where noise levels matter.
LG 10,000 BTU Dual Inverter Window Air Conditioner
Best for: Medium rooms needing smart, quiet cooling
- Cooling Capacity
- 10,000 BTU
- Coverage Area
- 450 sq ft
- Noise Level
- 44 dB
- Control Method
- App, remote, voice
- Features
- Inverter, Remote, Quiet Operation
- Color
- White
This LG unit cools rooms up to 450 square feet with 10,000 BTUs of power. It uses a Dual Inverter compressor for energy efficiency and quiet 44 dB operation. You can control it via remote, Wi-Fi, or the ThinQ app. It fits double hung windows from 22 to 36 inches wide. This model suits medium spaces where smart features and low noise matter.
- 10,000 BTU cooling capacity for 450 sq ft rooms
- Dual Inverter compressor for energy savings
- Quiet operation at 44 dB in sleep mode
- Wi-Fi and app control via LG ThinQ
- Slide-out washable filter for easy cleaning
- 10,000 BTU output is lower than larger models on this list
- Covers 450 square feet, which is less than 1,000 sq ft options
- 62.8 pounds weight is heavier than 5,000 BTU units
- You need smart app control for a medium room
- You want quiet operation around 44 dB
- You have a double hung window between 22 and 36 inches wide
- You need to cool a room larger than 450 square feet
- You require heating capabilities for winter use
- You prefer a lighter unit under 60 pounds
Verdict: LG 10,000 BTU Dual Inverter AC fits users who want smart control and quiet cooling for a medium-sized room. It offers a balanced mix of capacity and convenience without the bulk of larger units.
Specifications side by side
| Spec | LG LW8024RSMY 8000 BTU Smart AC | LG 10,000 BTU Electronic Window Air Conditioner | LG 18,000 BTU Window Air Conditioner with Heat | LG 14,000 BTU Dual Inverter Window Air Conditioner | LG 14,000 BTU Wi-Fi Window Air Conditioner | LG 10000 BTU Through-the-Wall AC | LG 24,500 BTU Smart Window Air Conditioner | LG 14,000 BTU Wall AC | LG 24500 BTU Window AC | LG 5,000 BTU Mechanical Window Air Conditioner | LG 12,200 BTU Window Air Conditioner with Heat | LG 8,500 BTU Dual Inverter Window AC | LG 10,000 BTU Dual Inverter Window Air Conditioner |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cooling Capacity | 8000 BTU | 10,000 BTU | 18,000 BTU | 14,000 BTU | 14,000 BTU | 10,000 BTU | 24,500 BTU | 14,000 BTU | 24,500 BTU | 5,000 BTU | 12,200 BTU | 8,500 BTU | 10,000 BTU |
| Coverage Area | 350 sq ft | 450 sq ft | up to 1,000 sq ft | 800 Sq. Ft. | 700 sq ft | 440 Sq. Ft. | 1560 Sq. Ft. | 700 sq ft | 1,560 Sq. Ft. | 150 sq ft | up to 570 sq ft | 350 sq ft | 450 sq ft |
| Noise Level | – | 52 dB | – | 44dB | – | – | 50dB | – | – | 50 dB | – | 44 dB | 44 dB |
| Control Method | App, voice | Electronic, Remote | Remote, digital control panel | App, voice | App, remote, voice | Remote control | App, voice, remote, digital panel | remote, electronic | Digital, remote control | Mechanical | App, remote, electronic controls | App, remote, voice, digital panel | App, remote, voice |
| Voltage | – | 115V | 230/208V | 115V | – | 115V | 230/208V | 230/208V | 230/208V | – | – | 115V | – |
| Operating Modes | Cool, dry | – | Cooling, heating, fan | – | – | Energy Saver, Dry | – | – | – | – | Cooling, heating, fan | – | – |
| Fan Speeds | 3 | 3 | 2 | – | – | 3 | 3 | 3 | 3 | – | 2 | 4 | – |
| Room | – | – | Bedrooms | Bedrooms | Large Rooms, Large Room | Bedrooms | Bedrooms | Bedrooms | Bedrooms | – | – | – | – |
| Features | Timer, 24-Hour Timer, Smart App | Remote, Quiet Operation, Auto Restart | Timer, 24-Hour Timer, Remote | Inverter, Quiet Operation | Remote, Quiet Operation | Remote | Timer, 24-Hour Timer, Remote | Remote | Timer, 24-Hour Timer, Remote, Quiet Operation, Auto Restart | Quiet Operation | Quiet Operation | Inverter, Remote, Quiet Operation | Inverter, Remote, Quiet Operation |
| Room Type | – | – | Bedroom, Living Room, Apartment, Basement | Bedroom, Living Room, Apartment | – | Bedroom, Living Room, Apartment | Bedroom, Living Room, Apartment | Bedroom, Living Room, Apartment | Bedroom, Living Room, Apartment | Small Rooms | – | – | – |
| Color | White | White | Bright White | White | Bright White | White | White | White | White | White | Bright White | Bright White | White |
| Size | 8000 BTU | 10,000 BTU | 18,000 BTU | 14,000 BTU | 14,000 BTU | 10000 BTU | 24,500 BTU | 14,000 BTU | 24500 BTU | 5,000 BTU | 12,200 BTU | 8,500 BTU | 10,000 BTU |
| Operating Mode | – | – | Heater | – | – | – | – | – | – | – | – | – | – |
| Smart Compatibility | Alexa | – | – | Alexa | – | – | – | – | – | – | – | Alexa | – |
| Dimensions | 16.4 × 19.5 × 12.3 inches | 10 × 10 × 10 inches | 30.5 × 25.5 × 16.8 inches | 28 × 23.6 × 15 inches | 22.2 × 23.6 × 15 inches | 24 × 20.1 × 14.4 inches | 28.1 × 26 × 17.7 inches | 20.1 × 24 × 14.4 inches | 28.1 × 26 × 17.7 inches | 14.4 × 17.3 × 11.1 inches | 22 × 23.6 × 15 inches | 28.8 × 23.6 × 14.9 inches | 27 × 19.6 × 12.4 inches |
| Weight | 44 pounds | 57 pounds | 126 pounds | 85.1 pounds | 82 pounds | 77 pounds | 132 pounds | 77 pounds | 136 pounds | 36.4 pounds | 86 pounds | 85 pounds | 62.8 pounds |
| Model | LW8024RSMY | LW1024RD | LW1823HR | LW1522IVSM | LW1521ERSM1 | LT1016CER | LW2521ERSM | LT1430CNR | LW2516ER | LW5023 | LW1223HRSM | LW8024IVSM | LW1022FVSM |
Where LG fits in your home
LG offers a wide range of cooling solutions for different spaces. You can find compact 5,000 BTU units for small rooms up to 150 square feet. Medium rooms suit 10,000 to 14,000 BTU models. Large spaces need 18,000 to 24,500 BTU units. Most models are white window units. Some are bright white. Two through-the-wall options exist for rooms without window space. You get smart app control on many models. Some include heating. Others are mechanical only. You must check voltage requirements, as some need 230V. None offer portable designs.
When you evaluate cooling capacity across room sizes, you can compare specs for the best LG window air conditioners.
How to choose the right LG AC
Match BTU to room size
BTU rating determines cooling power. Small rooms under 150 square feet need 5,000 BTU units like the LG LW5023. Medium spaces up to 450 square feet suit 10,000 BTU models such as the LW1024RD. Larger rooms require higher output. The LW1521ERSM1 covers up to 700 square feet with 14,000 BTU. Oversized units cycle too often. Undersized units run continuously. Check the coverage area spec to ensure the unit matches your room dimensions for efficient operation.
Check voltage requirements
Voltage determines electrical compatibility. Most standard units use 115V outlets. The LG LW1024RD and LW1522IVSM operate on 115V. High-capacity models require 230V circuits. The LW1823HR and LW2521ERSM need dedicated 230V wiring. You cannot plug a 230V unit into a standard outlet. Verify your available power source before buying. Using the wrong voltage can damage the unit or create safety hazards. Match the voltage spec to your home’s electrical setup for safe installation.
Select control methods
Control methods affect convenience. Remote controls offer basic adjustments. The LW1024RD includes a remote. Smart features allow app and voice control. The LW8024RSMY supports Wi-Fi and Alexa. The LW8024IVSM also offers voice commands via Alexa. If you want to adjust settings from bed or another room, choose Wi-Fi models. If you prefer simple manual operation, a remote-only model like the LT1016CER may suffice. Check the control method spec to match your preference.
Consider heating capabilities
Some units provide heating. The LW1823HR offers heating mode for year-round use. The LW1223HRSM also includes heating. Standard ACs only cool. If you live in a climate with mild winters, a heat pump feature adds value. It reduces the need for a separate heater. Check the operating modes spec. If heating is listed, the unit can warm your room. If not, it is cooling-only. Choose based on your seasonal needs.
Evaluate physical dimensions
Dimensions determine fit. Window or wall sleeves have fixed sizes. The LW5023 is compact at 17.3 inches wide. The LW2521ERSM is large at 26 inches wide. Measure your opening before purchasing. The LW1522IVSM is 23.6 inches wide. Ensure the unit fits securely. Poor fits let in air and pests. Check the width and length specs. Heavier units like the LW1823HR at 126 pounds require sturdy support. Lighter units like the LW5023 at 36.4 pounds are easier to handle.
Frequently asked questions
Which LG window air conditioner is best for small rooms?
The LG LW8024RSMY 8000 BTU Smart AC is the top pick for small rooms up to 350 square feet. It features smart app control and voice compatibility with Alexa. This compact unit measures 19.5 inches wide and weighs 44 pounds, making it easy to install in tighter spaces without sacrificing connectivity.
Do LG window ACs support smart home integration?
Yes, several models support smart home integration. The LG LW8024RSMY and LW1522IVSM connect via Wi-Fi and work with Alexa for voice control. The LW1521ERSM1 also offers Wi-Fi app control. These features allow you to manage settings remotely, which is useful for medium to large rooms requiring precise temperature management.
Can I use an LG window AC for heating?
Yes, specific models provide heating capabilities. The LG LW1823HR 18,000 BTU unit includes a heater mode for medium rooms. It requires 230V power and measures 30.5 inches in length. This dual-function design is practical for bedrooms or basements where you need both cooling and heating from a single installed unit.
Which LG model is best for large rooms?
The LG LW2521ERSM 24,500 BTU Smart Window Air Conditioner is best for large rooms up to 1,560 square feet. It operates on 230V power and includes remote control and timer features. This high-capacity unit measures 26 inches wide and weighs 132 pounds, providing substantial cooling for expansive living areas or apartments.
Are there quiet LG window air conditioners?
Yes, several models emphasize quiet operation. The LG LW1024RD 10,000 BTU unit is designed for medium rooms and highlights quiet performance. The LW1522IVSM 14,000 BTU Dual Inverter model also features quiet operation alongside smart controls. These units are suitable for bedrooms where low noise levels are a priority for comfort.
What is the difference between window and through-the-wall ACs from LG?
Window units like the LW8024RSMY fit into standard window frames, while through-the-wall models like the LT1016CER require a pre-installed sleeve. The LT1016CER 10,000 BTU unit is ideal for spaces without window access. Through-the-wall options often share similar cooling capacities but differ in installation requirements and physical dimensions for wall mounting.
Which LG AC is best for a 700 square foot room?
The LG LT1430CNR 14,000 BTU Wall AC is designed for 700 square foot rooms. It requires 230V power and includes remote control for easy operation. This through-wall unit measures 24 inches wide and weighs 77 pounds, offering a practical solution for homeowners who need to cool larger spaces without using window space.
Is there a compact LG AC for very small spaces?
The LG LW5023 5000 BTU Mechanical Window Air Conditioner is ideal for small rooms up to 150 square feet. It measures 17.3 inches wide and weighs just 36.4 pounds. This compact unit provides quiet operation without smart features, making it a simple and space-efficient choice for tight areas like small bedrooms or offices.