6 Best Alternatives to the LG 24 (2026)
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
You might be looking for lg 24 alternatives because the LG 24,500 BTU Smart Window Air Conditioner is a heavy-duty unit designed for large spaces. It cools rooms up to 1,560 square feet with 24,500 BTUs of capacity. The unit operates on 230/208V power and weighs 132 pounds. It also includes smart controls via Wi-Fi app and voice assistants. While this model is excellent for large living rooms, its high voltage requirement and substantial size may not suit every installation. You might need a smaller capacity for a bedroom or a standard 115V plug for easier setup.
The alternatives on this list were chosen because their specifications overlap with the original LG model. You will find options with different cooling capacities, such as 18,000 or 8,000 BTUs, for smaller areas. Some units include heating functions for year-round use, while others offer mechanical controls for simplicity. We have ranked these 6 products based on how well their specs match your potential needs. Whether you require a budget-friendly mechanical unit or a premium smart system, these choices provide viable replacements. Each option is selected to ensure you find the right fit for your specific room size and electrical setup.
How each alternative compares
LG 18,000 BTU Window Air Conditioner with Heat
This LG model steps down to 18,000 BTUs, covering up to 1,000 square feet instead of 1,560. It retains the 230V requirement and smart connectivity of the original. The key addition is a heating function, making it a four-season unit. It is slightly lighter at 126 pounds and narrower than the LG 24. If you need supplemental heat in a medium-to-large room, this is the logical upgrade. You give up some peak cooling power but gain year-round versatility without changing your electrical setup.
Garvee 8,000 BTU Window AC with Heat
The Garvee 8,000 BTU unit targets small rooms up to 350 square feet. It includes heating capabilities and smart connectivity on a standard 115V circuit, unlike the 230V LG 24. It is significantly lighter at 81.4 pounds and much more compact. This makes it suitable for apartments where heavy, high-voltage units are not feasible. You trade substantial cooling capacity for ease of installation and multi-season use. It is ideal for bedrooms or home offices that require gentle, consistent temperature control rather than rapid cooling.
Garvee 5,000 BTU Mechanical Window Air Conditioner
This mechanical Garvee model offers 5,000 BTUs for rooms up to 150 square feet. It lacks smart features and heating, focusing on basic, quiet cooling. It runs on standard 115V power and weighs only 41.1 pounds. The unit is compact, fitting smaller windows easily. You give up the high capacity and connectivity of the LG 24. This model is for buyers who prioritize simplicity and low weight. It is a straightforward option for small spaces where advanced controls or heavy cooling are unnecessary.
Midea 5,000 BTU Mechanical Window Air Conditioner
The Midea 5,000 BTU unit covers up to 150 square feet with mechanical dial controls. It is efficient with an 11.0 CEER rating and weighs just 35.3 pounds. It operates on 115V power, making installation simple. You give up the high output and digital features of the LG 24. This model is best for small offices or bedrooms. It provides reliable, basic cooling without the complexity of smart apps or heavy hardware. It is a practical choice for users who prefer manual adjustments and portability.
ROVSUN 12,000 BTU Window Air Conditioner with Heat
This ROVSUN unit provides 12,000 BTUs and heating for medium rooms. It requires 230V power like the LG 24 but lacks smart connectivity. It weighs 82.6 pounds and is narrower than the original. You gain a heating function and a more compact form factor. You lose the high cooling capacity and digital controls. This model suits buyers who want versatile climate control in a smaller space. It is a solid choice for those who do not need app integration but require both cooling and heating capabilities.
ROVSUN 12,000 BTU 230V Window Air Conditioner with Heat
This ROVSUN 12,000 BTU model includes heating and smart features on a 230V circuit. It weighs 78 pounds and is narrower than the LG 24. It covers moderately sized rooms rather than large spaces. You gain smart connectivity and heating in a lighter chassis. You give up the extensive cooling range and digital panel of the original. This unit is ideal for users who want modern controls and multi-season performance in a more manageable size. It balances versatility with ease of installation.
Quick picks
Our 7 picks
LG 24,500 BTU Smart Window Air Conditioner
Best for: cooling large rooms up to 1,560 sq ft
- Cooling Capacity
- 24,500 BTU
- Coverage Area
- 1560 sq ft
- Noise Level
- 50 dB
- Control Type
- Digital panel, remote, Wi-Fi app, voice
- Voltage
- 230/208V
- Room
- Living Room, Apartment
This LG window air conditioner delivers 24,500 BTU of cooling power to cover spaces up to 1,560 square feet. It runs on a 230/208V electrical circuit and operates as quietly as 50 dB on low speed. You get app-based Wi-Fi controls and voice assistance alongside a standard remote. It fits you if you need maximum cooling output and smart management for an expansive living room or open floor plan.
Pros
- 24,500 BTU cooling capacity covers spaces up to 1,560 square feet
- Quiet operation down to 50 dB on low speed
- Wi-Fi connectivity compatible with smartphone apps and voice commands
- Removes up to 1.8 pints of moisture per hour
Cons
- Requires a heavy-duty 230/208V electrical outlet
- Heavy weight of 132 pounds requires extra support during installation
- Does not include supplemental heat functionality
Good fit if
- You need to cool large rooms or open areas up to 1,560 square feet.
- You have an accessible 230/208V electrical connection.
- You prefer adjusting cooling settings through smartphone apps or voice commands.
Skip if
- You only have standard 115V or 120V household outlets available.
- You need an air conditioner that also provides winter heating.
Verdict: LG 24,500 BTU Smart Window Air Conditioner delivers heavy-duty cooling coverage up to 1,560 square feet paired with modern smart connectivity. Its weight and 230/208V power requirement make it best suited for permanent, high-voltage window installations.
LG 18,000 BTU Window Air Conditioner with Heat
Best for: medium-to-large rooms needing cooling and supplemental heat
- Cooling Capacity
- 18,000 BTU
- Coverage Area
- 1,000 sq ft
- Control Type
- Digital panel, remote control
- Voltage
- 230/208V
- Room
- Basement, Bedroom, Living Room, Apartment
- Features
- Heater
View on Amazon: LG 18,000 BTU Window Air Conditioner with Heat
This window unit delivers 18,000 BTU of cooling and includes supplemental heating for spaces up to 1,000 square feet. It runs on a 230/208V electrical supply with a NEMA 6-20 plug. You get two fan speeds, a 24-hour timer, and a digital remote. It suits you if you need a step down in cooling capacity from a 24,000 BTU model while keeping year-round climate control.
Pros
- Cooling capacity of 18,000 BTU covers rooms up to 1,000 square feet
- Built-in heater offers supplemental warmth
- Includes digital remote control and 24-hour on/off timer
- Auto restart restores operation after power interruptions
Cons
- Requires a dedicated 230/208V NEMA 6-20 electrical outlet
- Heavy unit at 126 pounds
- Limited to two cooling and heating fan speeds
Good fit if
- You have rooms up to 1,000 square feet needing both cooling and heat.
- You have access to a 230/208V electrical circuit with a NEMA 6-20 outlet.
Skip if
- You only have standard 115V wall outlets available.
- You need coverage for spaces larger than 1,000 square feet.
Verdict: LG 18,000 BTU Window Air Conditioner with Heat balances high-capacity cooling with supplemental heating for spaces up to 1,000 square feet. It provides a practical step down from 24,000 BTU units while retaining multi-season capability.
Garvee 8,000 BTU Window AC with Heat
Best for: small rooms needing cooling and supplemental heat
- Cooling Capacity
- 8000 BTU
- Coverage Area
- Up to 350 sq ft
- Noise Level
- 52 dB
- Control Type
- App, remote control, voice control
- Voltage
- 115V
- Room
- Bedroom, Living Room, Apartment
If you need year-round climate control for spaces up to 350 square feet without special electrical wiring, this 8,000 BTU Garvee window unit delivers both cooling and supplemental heating. It operates on a standard 115V connection and runs as quietly as 52 decibels. Integrated app and voice controls let you adjust schedules, while five working modes and a 24-hour timer help you balance comfort and airflow across every season.
Pros
- Operates on a standard 115V electrical outlet
- Provides both cooling and supplemental heating for all-season use
- Supports smartphone app and Alexa voice control
- Runs at noise levels as low as 52 decibels
Cons
- Cooling and heating coverage capped at 350 square feet
- Heavy chassis weighing 81.4 pounds
- Requires window openings at least 16 inches high and 26 inches wide
Good fit if
- You need cooling and supplemental heating from a standard 115V outlet.
- You want wireless management via smartphone app or Alexa voice commands.
- You are managing the climate in a room sized up to 350 square feet.
Skip if
- You need to condition large spaces exceeding 350 square feet.
- You have window frames shorter than 16 inches or narrower than 26 inches.
- You want a lightweight unit that is easy to lift without handling 81.4 pounds.
Verdict: Garvee 8,000 BTU Window Air Conditioner with Heat provides versatile all-season temperature control and smart connectivity on a standard 115V line. It is a practical fit for rooms up to 350 square feet that require cooling and supplemental heating in one chassis.
Garvee 5,000 BTU Mechanical Window Air Conditioner
Best for: cooling small bedrooms up to 150 sq ft
- Cooling Capacity
- 5,000 BTU
- Coverage Area
- 150 sq ft
- Noise Level
- 51 dBA
- Control Type
- Mechanical controls
- Room
- Bedroom, Living Room, Apartment
- Dimensions
- 13.1 × 16 × 12 inches
View on Amazon: Garvee 5,000 BTU Mechanical Window Air Conditioner
The Garvee 5,000 BTU Window Air Conditioner provides compact cooling for spaces up to 150 square feet. It uses mechanical controls with seven temperature settings down to 61°F, two cooling levels, and two fan speeds. Operating at 51 dBA, it fits window openings between 23 and 34 inches wide with a minimum height of 14.5 inches. This unit suits you if you need straightforward cooling for a small bedroom.
Pros
- 5,000 BTU cooling rated for rooms up to 150 sq ft
- Operating sound level of 51 dBA
- Seven temperature settings cooling down to 61°F
- Includes mounting accessories and side panels
Cons
- Mechanical controls without a digital display or remote control
- Coverage limited to compact spaces up to 150 sq ft
- Only two fan speeds and two cooling levels
Good fit if
- You need to cool a compact room up to 150 square feet.
- You prefer simple manual rotary dial controls.
- You have a window opening between 23 and 34 inches wide.
Skip if
- You need to cool open areas or rooms larger than 150 square feet.
- You require a remote control or programmable digital thermostat.
Verdict: Garvee 5,000 BTU Mechanical Window Air Conditioner delivers basic, quiet cooling for rooms up to 150 square feet. It is a straightforward mechanical option when you do not need the high output of large-capacity window units.
Midea 5,000 BTU Mechanical Window Air Conditioner
Best for: cooling small rooms up to 150 sq ft
- Cooling Capacity
- 5,000 BTU
- Coverage Area
- 150 sq ft
- Control Type
- Mechanical controls
- CEER Rating
- 11.0
- Room
- Bedroom, Office, Living Room
- Dimensions
- 16 × 15.4 × 12.1 inches
View on Amazon: Midea 5,000 BTU Mechanical Window Air Conditioner
The Midea 5,000 BTU Mechanical Window Air Conditioner delivers 5,000 BTU of cooling capacity designed specifically for spaces up to 150 square feet. It features rotary mechanical dials, two cooling speeds, two fan speeds, and an 11.0 CEER rating. At 35.3 pounds and 12.1 inches tall, it fits compact windows between 23 and 36 inches wide. It suits you if you need straightforward cooling for a small bedroom or compact home office.
Pros
- 11.0 CEER energy efficiency rating
- Compact 35.3-pound chassis fits windows 23 to 36 inches wide
- Seven temperature settings with two cooling and two fan-only speeds
- Removable and reusable air filter
Cons
- Coverage is limited to rooms up to 150 square feet
- Mechanical controls without a remote control included
- Installation requires a screwdriver that is not included
Good fit if
- You need to cool a small space up to 150 square feet.
- You prefer simple mechanical dials instead of digital controls.
- You have a window opening measuring 23 to 36 inches wide and at least 13 inches high.
Skip if
- You need to cool an area larger than 150 square feet.
- You require digital controls or a handheld remote.
- You have a window opening narrower than 23 inches.
Verdict: Midea 5,000 BTU Mechanical Window Air Conditioner provides straightforward cooling for compact areas up to 150 square feet. Its 11.0 CEER rating and simple dial controls make it an efficient option for smaller rooms.
ROVSUN 12,000 BTU Window Air Conditioner with Heat
Best for: medium rooms needing cooling and heating
- Cooling Capacity
- 12,000 BTU
- Coverage Area
- Up to 550 sq ft
- Noise Level
- 59 dB
- Control Type
- Digital display, remote control
- Voltage
- 208/230V
- Features
- Heater
View on Amazon: ROVSUN 12,000 BTU Window Air Conditioner with Heat
The ROVSUN 12,000 BTU unit cools rooms up to 550 square feet. It includes heating, dehumidifier, and fan modes. You control it via an LED display or remote. The 208/230V voltage suits specific electrical setups. Noise levels reach 59 dB. This model fits spaces needing versatile climate control with moderate cooling power.
Pros
- 12,000 BTU cooling capacity for areas up to 550 sq ft
- Includes heater, dehumidifier, and fan functions
- Operates via remote control and LED digital display
- Supports 208/230V electrical systems
Cons
- Higher noise level at 59 dB compared to quieter competitors
- Limited to 208/230V voltage, incompatible with standard 115V outlets
- Lacks smart Wi-Fi or app connectivity
Good fit if
- You need a window unit that provides both cooling and heating
- Your space is under 550 square feet
- Your electrical system uses 208/230V
Skip if
- You require standard 115V household outlet compatibility
- You need smart app control for remote management
- Your room exceeds 550 square feet
Verdict: ROVSUN 12,000 BTU Window AC with Heat offers a solid 12,000 BTU cooling capacity and heating function for medium-sized rooms. It suits buyers with 208/230V wiring who want a versatile 4-in-1 unit without smart features.
ROVSUN 12,000 BTU 230V Window Air Conditioner with Heat
Best for: rooms needing heating and cooling
- Cooling Capacity
- 12,000 BTU
- Coverage Area
- 550 sq ft
- Control Type
- Panel, remote, app, voice
- Voltage
- 230V
- Features
- Heater
- Dimensions
- 24 × 19.8 × 15.2 inches
View on Amazon: ROVSUN 12,000 BTU 230V Window Air Conditioner with Heat
This 12,000 BTU unit cools rooms up to 550 square feet. It operates on 230V power and includes heating, dehumidifier, and fan modes. You get app and voice control alongside a remote. The 78-pound unit fits windows 26 to 36 inches wide. It offers five modes and three fan speeds for precise climate management in larger spaces.
Pros
- 12,000 BTU cooling capacity for larger rooms
- App and voice control compatibility
- Heating and dehumidifier functions included
- Washable front-access filter
Cons
- Requires 230V electrical outlet
- Heavier 78-pound build
- Smaller 550 square foot coverage area
Good fit if
- You need heating and cooling in one unit
- You have a 230V power source available
- You want smart home integration
Skip if
- You only have standard 115V outlets
- You need to cool a room larger than 550 square feet
- You prefer a lighter, portable unit
Verdict: ROVSUN 12,000 BTU Window AC with Heat suits those needing versatile climate control with smart features in moderately sized rooms. It is ideal for spaces requiring both heating and cooling capabilities.
Specifications side by side
| Spec | LG 24,500 BTU Smart Window Air Conditioner | LG 18,000 BTU Window Air Conditioner with Heat | Garvee 8,000 BTU Window AC with Heat | Garvee 5,000 BTU Mechanical Window Air Conditioner | Midea 5,000 BTU Mechanical Window Air Conditioner | ROVSUN 12,000 BTU Window Air Conditioner with Heat | ROVSUN 12,000 BTU 230V Window Air Conditioner with Heat |
|---|---|---|---|---|---|---|---|
| Cooling Capacity | 24,500 BTU | 18,000 BTU | 8000 BTU | 5,000 BTU | 5,000 BTU | 12,000 BTU | 12,000 BTU |
| Coverage Area | 1560 sq ft | 1,000 sq ft | Up to 350 sq ft | 150 sq ft | 150 sq ft | Up to 550 sq ft | 550 sq ft |
| Noise Level | 50 dB | not specified | 52 dB | 51 dBA | not specified | 59 dB | not specified |
| Control Type | Digital panel, remote, Wi-Fi app, voice | Digital panel, remote control | App, remote control, voice control | Mechanical controls | Mechanical controls | Digital display, remote control | Panel, remote, app, voice |
| Voltage | 230/208V | 230/208V | 115V | not specified | not specified | 208/230V | 230V |
| CEER Rating | not specified | not specified | not specified | not specified | 11.0 | not specified | not specified |
| Room | Living Room, Apartment | Basement, Bedroom, Living Room, Apartment | Bedroom, Living Room, Apartment | Bedroom, Living Room, Apartment | Bedroom, Office, Living Room | not specified | not specified |
| Features | not specified | Heater | Heater | not specified | not specified | Heater | Heater |
| Dimensions | 28.1 × 26 × 17.7 inches | 30.5 × 25.5 × 16.8 inches | 19.8 × 24 × 15.2 inches | 13.1 × 16 × 12 inches | 16 × 15.4 × 12.1 inches | 24 × 19.8 × 15.2 inches | 24 × 19.8 × 15.2 inches |
| Weight | 132 pounds | 126 pounds | 81.4 pounds | 41.1 pounds | 35.3 pounds | 82.6 pounds | 78 pounds |
| Size | 24,500 BTU | 18,000 BTU | 12000BTU Cool/Heat 208/230V | 12000BTU Cool/Heat 208/230V | 5,000 BTU | not specified | 12000BTU-230V |
| Color | White | Bright White | White | White | White | White | White |
| Model | LW2521ERSM | LW1823HR | RlqyjyOF38423ixWeYDmIQi3w | 38423rmzgYBL70xqGxAQYwhQP7o | MAW05M1BWT | RS- Window AC Heat-12K | Window AC & Heater-12K |
If you need lower capacity for a smaller room, compare lg 14 alternatives to evaluate their coverage specifications.
Frequently asked questions
What is the smallest LG 24 alternative for a bedroom?
The Midea 5,000 BTU Mechanical Window Air Conditioner is the smallest option, designed for spaces up to 150 square feet. It weighs only 35.3 pounds and measures 15.4 inches wide. This makes it easy to install in standard bedroom windows. You get simple dial controls and efficient cooling without the bulk of larger units.
Can I find a 24,000 BTU alternative that also heats?
The LG 18,000 BTU Window Air Conditioner with Heat is a strong alternative if you need supplemental warmth. While it steps down from 24,000 BTUs to 18,000 BTUs, it covers up to 1,000 square feet. It includes a heating function, allowing you to use it as a four-season unit for medium-to-large rooms.
Do any alternatives work on standard 115V outlets?
Yes, the Garvee 5,000 BTU Mechanical Window Air Conditioner operates on standard 115V power. This allows you to plug it into a typical household outlet without needing specialized wiring. It is ideal for small rooms up to 150 square feet where you want basic, quiet cooling without the complexity of high-voltage connections.
Which alternative is best for small rooms needing heat?
The Garvee 8,000 BTU Window AC with Heat is built for small rooms up to 350 square feet. It provides versatile all-season temperature control with both cooling and heating functions. You get smart connectivity and a compact design that fits well in bedrooms or apartments where space is limited but climate control is essential.
Are there heavy-duty alternatives for large living areas?
The LG 24,500 BTU Smart Window Air Conditioner remains the top choice for large spaces up to 1,560 square feet. It delivers heavy-duty cooling coverage and modern smart connectivity. Note that it requires 230V power, making it best suited for permanent, high-voltage window installations in living rooms or large apartments.
What is the lightest window AC alternative available?
The Midea 5,000 BTU Mechanical Window Air Conditioner is the lightest at 35.3 pounds. It is easy to handle and install in smaller spaces. You get straightforward cooling for up to 150 square feet with a 11.0 CEER rating. Its simple dial controls and compact size make it a practical choice for offices or small bedrooms.