6 Best Mini Splits Under $300, Compared

Quick picks

The best fit for you

• You need the best overall efficiency and quiet operation Climate Choice 9000 BTU Mini Split It offers 19 SEER2 efficiency and is sized for small rooms.
• You want the most compact indoor unit dimensions Bonnlo 9000 BTU 19 SEER2 Mini Split Its 8.43 inch length is the shallowest profile among these models.
• You need a unit for a 550 sq ft room LifePlus 9000 BTU 115V Mini Split It explicitly covers 550 square feet with 19 SEER2 efficiency.
• You prefer window installation with smart app control Friedrich Chill Premier 6K BTU Window AC It is a 6K BTU window unit with app capabilities.

Our 6 picks

1 Best overall

Climate Choice 9000 BTU Mini Split

Best for: Small rooms needing quiet, efficient cooling

Cooling Capacity

9000 BTU

Efficiency Rating

19 SEER2

Voltage

115V

Coverage Area

500 Sq.Ft

Heat Pump

Heat Pump

Dimensions

11.4 × 30.7 × 8.7 inches

View on Amazon: Climate Choice 9000 BTU Mini Split Affiliate link

The Climate Choice 9000 BTU mini split delivers 19 SEER2 cooling and 8.5 HSPF2 heating for rooms up to 500 square feet. It operates at under 35 dB in sleep mode and includes a remote with 24-hour timer. The unit runs on 115V power and features an inverter compressor. You get precise temperature control between 61°F and 88°F with six operating modes. This ductless system suits bedrooms or home offices where quiet performance matters.

Pros

• 19 SEER2 efficiency rating for lower energy use
• Ultra-quiet operation at under 35 dB in sleep mode
• Includes remote with 24-hour timer and display blackout
• Heat pump provides both cooling and heating functions
• Covers areas up to 500 square feet

Cons

• 9000 BTU capacity is smaller than many competitors
• No Wi-Fi or smart app control listed in data
• Indoor unit width is 30.7 inches

Good fit if

• You need a quiet unit for a bedroom
• You want a standard 115V plug-in system
• You have a small room under 500 sq.ft

Skip if

• You require smart app integration
• You need to cool a large open space
• You prefer a higher BTU capacity

Verdict: Climate Choice 9000 BTU Mini Split is a solid choice for small rooms where low noise and high efficiency are priorities. It fits users who want simple remote control without smart features.

2 Best premium

Bonnlo 9000 BTU 19 SEER2 Mini Split

Best for: quiet operation in small rooms

Cooling Capacity

9000 BTU

Efficiency Rating

19SEER2

Voltage

115V

Coverage Area

Up to 450 Sq. Ft

Dimensions

8.43 × 31.9 × 12 inches

View on Amazon: Bonnlo 9000 BTU 19 SEER2 Mini Split Affiliate link

The Bonnlo 9000 BTU Mini Split delivers cooling and heating for rooms up to 450 square feet. It features a high 19SEER2 efficiency rating and operates at a quiet 30 dB. The unit includes vertical swing airflow and multiple modes for year-round use. It connects to your home via a standard 115V outlet. This model suits those seeking efficient climate control for small to medium spaces.

Pros

• 19SEER2 energy efficiency rating
• Quiet 30 dB operation level
• Covers areas up to 450 sq. ft.
• Vertical swing airflow direction

Cons

• Limited to 115V power connection
• 9000 BTU capacity is modest for larger rooms
• Unit dimensions are bulkier than some competitors

Good fit if

• You need efficient cooling for a room under 450 sq. ft.
• You prioritize quiet operation in a bedroom or office
• You want a standard 115V plug-in unit

Skip if

• You require cooling for a space larger than 450 sq. ft.
• You need a 230V high-voltage connection
• You want a unit with a lower profile indoor unit

Verdict: Bonnlo 9000 BTU 19SEER2 Mini Split offers strong efficiency and quiet performance for small rooms. It is a solid choice for bedrooms or home offices where noise and energy use matter.

3 Also great

LifePlus 9000 BTU Mini Split

Best for: quiet heating and cooling in moderate climates

Cooling Capacity

9000 BTU

Efficiency Rating

19 SEER2

Voltage

115V

Coverage Area

Up to 500 Sq.Ft

Heat Pump

Heat Pump

Dimensions

12 × 31 × 8.7 inches

View on Amazon: LifePlus 9000 BTU Mini Split Affiliate link

This LifePlus ductless system provides 9000 BTU of cooling and heat pump warmth for spaces up to 500 square feet. Running on an inverter compressor with R32 refrigerant, it hits a 19 SEER2 efficiency rating. Sleep mode drops sound levels below 35 dB. It suits you if you need quiet, efficient climate control for a single room.

Pros

• Delivers 9000 BTU cooling and heating across 500 square feet
• Reaches a 19 SEER2 energy efficiency rating
• Runs below 35 dB in sleep mode
• Includes copper piping and installation hardware

Cons

• Heating capability stops below 19.4°F outdoor temperatures
• No smartphone app or Wi-Fi control listed in specifications

Good fit if

• You need year-round heating and cooling for a room under 500 square feet.
• You want low noise levels down to 35 dB for a bedroom or nursery.
• You live in an area where outdoor winter temperatures remain above 19.4°F.

Skip if

• You experience extreme sub-freezing winter temperatures lower than 19.4°F.
• You require smart app or Wi-Fi connectivity to adjust settings from your phone.
• You need to heat or cool an area larger than 500 square feet.

Verdict: LifePlus 9000 BTU 19 SEER2 Heat Pump suits homeowners seeking quiet bedroom heating and cooling without requiring sub-zero freeze protection.

4 Best 550 sq. ft.

LifePlus 9000 BTU 115V Mini Split

Best for: small bedrooms and home offices

Cooling Capacity

9000 BTU

Efficiency Rating

19 SEER2

Voltage

115V/110V

Coverage Area

550 sq ft

Heat Pump

Heat Pump

Dimensions

11.4 × 8.7 × 30.7 inches

View on Amazon: LifePlus 9000 BTU 115V Mini Split Affiliate link

The LifePlus 9000 BTU Mini Split offers 19 SEER2 efficiency and 115V compatibility for standard outlets. It covers 550 sq. ft. with precise temperature control from 61°F to 88°F. Sleep mode operates below 35 dB. It includes a remote and 24H timer. This unit suits smaller rooms needing quiet, efficient cooling and heating.

Pros

• 19 SEER2 energy efficiency rating
• Quiet operation below 35 dB in Sleep Mode
• 115V standard voltage compatibility
• 6 operating modes including Dry and ECO

Cons

• Limited to 550 sq. ft. coverage area
• No smart app or Wi-Fi connectivity listed
• Uses 115V which may limit power for larger loads

Good fit if

• You need a 115V unit for standard outlets
• You want quiet operation for a bedroom
• You need precise temperature control for small spaces

Skip if

• You require coverage larger than 550 sq. ft.
• You need smart app control or Wi-Fi
• You require a 230V high-power unit

Verdict: LifePlus 9000 BTU Mini Split fits small rooms where quiet, efficient cooling and heating are priorities. It is best for users who value low noise and standard electrical compatibility.

5 Also great

Friedrich Chill Premier 6K BTU Window AC

Best for: small rooms needing quiet window cooling

Cooling Capacity

6K BTU

Voltage

115V

Smart Connectivity

Wi-Fi, Voice Command

Dimensions

22 × 18 × 16 inches

Weight

50.7 pounds

View on Amazon: Friedrich Chill Premier 6K BTU Window AC Affiliate link

This is a 6,000 BTU cooling-only window unit, not a ductless mini split. It features QuietMaster Technology for 25% quieter operation and wider vents to optimize airflow. You get integrated Wi-Fi control and voice command compatibility. The 115V unit measures 22 by 18 by 16 inches and weighs 50.7 pounds. It includes a washable air filter with a check alert. This model suits you if you need smart window cooling for a small room.

Pros

• 6,000 BTU cooling capacity for single rooms
• Integrated Wi-Fi and voice command support
• QuietMaster Technology reduces operational noise
• Wider vents optimize airflow and reduce panel noise
• Includes washable air filter with check alert

Cons

• Cooling only; lacks heating function
• Window unit design, not a ductless mini split
• 6,000 BTU capacity is lower than the 9,000 BTU units on this list

Good fit if

• You need smart Wi-Fi control for a window unit
• You want quieter operation in a small bedroom
• You require a 6,000 BTU cooling-only solution

Skip if

• You are looking for a ductless mini split system
• You need heating capability for winter use
• You require more than 6,000 BTU for larger spaces

Verdict: Friedrich Chill Premier 6K BTU offers quiet, smart cooling for small rooms. It fits you if you prefer window units with app control over ductless installations.

6 Best budget

LifePlus 9000 BTU Mini Split

Best for: small quiet rooms with 115V power

Cooling Capacity

9000 BTU

Efficiency Rating

19 SEER2

Voltage

115V/110V

Coverage Area

500 Sq.Ft

Heat Pump

Heat Pump

Dimensions

11.4 × 8.7 × 30.7 inches

View on Amazon: LifePlus 9000 BTU Mini Split Affiliate link

The LifePlus 9000 BTU Mini Split delivers cooling and heating for spaces up to 500 square feet. It features a 19 SEER2 efficiency rating and operates on 115V power. The unit includes a remote control with sleep and mute modes. Indoor noise stays below 35 dB. This system suits small rooms needing quiet, efficient climate control without complex ductwork.

Pros

• 19 SEER2 energy efficiency rating
• Quiet operation below 35 dB in sleep mode
• Includes 24-hour timer and remote control
• Pre-charged for easier installation

Cons

• Limited to 115V electrical connection
• Indoor unit width of 30.7 inches may not fit narrow walls
• No smart app or Wi-Fi connectivity listed

Good fit if

• You need a quiet unit for a bedroom
• You have a standard 115V outlet nearby
• You want a small system for a single room

Skip if

• You require smart home app integration
• You need to cool a large open area
• You only have 230V electrical circuits

Verdict: LifePlus 9000 BTU Mini Split is a solid option for small rooms where low noise and energy efficiency matter most. It fits well in bedrooms or offices where a remote control is sufficient.

Specifications side by side

Trade-offs in this price tier

You get solid efficiency and standard power in this range. Most units run on 115V outlets and hit 19 SEER2 ratings. This keeps installation simple for small spaces up to 550 square feet. You do not get multi-zone capability or smart app control. The indoor units are modest in size, with some models measuring just 8.43 inches in length. You rely on basic remote controls rather than advanced automation features.

• Standard 115V power limits heavy-duty electrical upgrades
• Single-zone design restricts whole-home cooling
• No smart app control for remote management
• Basic remote control replaces advanced automation

How we selected these mini splits

We pulled listings from Amazon that match the Under $300 price range. We display products in stock first. Then we order them by overall rating weighted by count. We also consider how many of our criteria the specs meet. This keeps better-selling and highly rated items near the top.

We show only one size or variant per product family. All details come from the specifications published on the listings. We do not handle or test these units. Prices and stock change daily. A product stays in this guide only while its current price remains in the Under $300 range.

How to choose the right mini split

1. Match voltage to outlets

   Check the voltage rating before buying. Most units here use 115V, which fits standard household outlets. This simplifies installation because you likely do not need an electrician to upgrade your panel. The Climate Choice and Bonnlo models both run on 115V. Verify your wall socket matches this spec. If your space requires 230V, these options will not work. Standard voltage keeps setup straightforward for renters or homeowners who want a quick, plug-and-play solution without complex electrical changes.

2. Check efficiency ratings

   Look for the SEER2 number to understand energy use. Higher ratings mean lower electricity bills over time. Several models in this list offer 19 SEER2, which is excellent for the price. The LifePlus 9000 BTU 115V Mini Split and the Bonnlo unit both feature this high efficiency. You save more on power costs with these units. Compare this number against other models. A higher SEER2 rating ensures you get the most cooling output for every watt of electricity consumed in your room.

3. Measure your room size

   Select the BTU capacity based on square footage. A 9000 BTU unit suits small rooms up to roughly 250-300 square feet. The LifePlus 9000 BTU 115V Mini Split lists coverage for 550 square feet, which is an outlier. Most others are standard 9000 BTU models. The Friedrich Chill Premier is only 6K BTU, so it fits very small spaces. Match the BTU to your room dimensions. Too little cooling leaves you warm; too much causes humidity issues and short cycling.

4. Compare indoor unit dimensions

   Check the physical size of the indoor air handler. Wall space matters for placement. The Bonnlo 9000 BTU 19 SEER2 Mini Split has a shallow length of 8.43 inches. This compact profile fits tight alcoves better than wider units. The LifePlus 9000 BTU Mini Split is 12 inches long. Measure your wall area before installing. Ensure the unit fits comfortably without blocking windows or furniture. Smaller dimensions offer more flexibility in where you can mount the indoor unit.

5. Decide on smart features

   Determine if you want app control or a remote. Most mini splits here use standard infrared remotes for simple operation. The Friedrich Chill Premier 6K BTU Window AC offers smart app control. This is a window unit, not a ductless mini split, but it fits the price range. If you prefer voice commands or phone scheduling, this Friedrich model is your best option. For traditional mini splits, expect basic remote controls without Wi-Fi connectivity. Choose based on your comfort with technology.

Frequently asked questions

See also

• best mini splits under 500
• best mini splits under 1000
• best mini PCs under 300
• best mini PCs under 300