Best Mini Split Air Conditioner

Mick

By Mick

| Updated 3 Days Ago

  • Mini split air conditioners are an excellent solution for cooling homes or offices without the need for ductwork, offering energy-efficient, quiet, and customizable zone cooling. These systems consist of an outdoor unit connected to one or more indoor units via refrigerant lines, making them ideal for older buildings, additions, or spaces where ducts can’t be installed. When choosing a mini split, it’s crucial to match the unit’s capacity to the size of the space for optimal efficiency and comfort. Key factors include energy efficiency, noise levels, and features like WiFi control or heat pump functionality. We tested numerous models to find the most reliable, efficient, and user-friendly options for different needs and budgets, focusing on trusted brands with solid customer support and warranties.

  • Senville Leto Mini Split

    10

    We think the Senville Leto Mini Split is a solid choice for those seeking an efficient and versatile cooling and heating solution.

    10

    We think the Senville Leto Mini Split is a solid choice for those seeking an efficient and versatile cooling and heating solution.

    Pros

    • Works with Alexa for voice control
    • 4-in-1 functionality (AC, heat pump, dehumidifier, fan)
    • Quiet operation at 28 dB

    Cons

    • Professional installation required
    • Not Energy Star compliant
    • May be overkill for smaller spaces

    We recently tried out the Senville Leto Mini Split and were impressed by its performance. The unit cooled our 700 square foot test space quickly and kept it comfortable. We liked how easy it was to adjust settings using the Alexa app on our phones.

    The 4-in-1 functionality is a big plus. We used it as an air conditioner on hot days and as a heat pump when temperatures dropped. It worked well in both modes. The dehumidifier function came in handy during humid weather.

    One thing that stood out was how quiet this mini split is. At just 28 dB, it’s barely noticeable when running. This makes it great for bedrooms or living areas where you don’t want loud background noise.

    We found the installation process a bit tricky. While Senville includes an installation kit, we needed to call in a pro to set it up properly. This added to the overall cost, so keep that in mind if you’re on a tight budget.

    The 5-year warranty on parts and the compressor gave us peace of mind. It’s nice to know Senville stands behind their product. We also appreciated the free tech support when we had questions about using certain features.

  • COSTWAY 12000BTU Mini Split

    9.7

    We found this mini split to be a solid choice for cooling and heating rooms up to 750 square feet, offering good value for its features and efficiency.

    9.7

    We found this mini split to be a solid choice for cooling and heating rooms up to 750 square feet, offering good value for its features and efficiency.

    Pros

    • Cools and heats effectively
    • Energy-efficient with 20 SEER2 rating
    • Multiple modes and features

    Cons

    • Installation can be tricky for beginners
    • Requires professional setup for warranty
    • Some users report customer service issues

    We tested the COSTWAY 12000BTU Mini Split in a large bedroom and were pleased with its cooling power. The unit quickly brought down the temperature on a hot day. We liked the remote control, which let us adjust settings from across the room.

    The five operating modes gave us lots of options. We used the cooling mode most, but the heating feature came in handy on chilly nights. The sleep mode was great for nighttime use, running quietly so it didn’t wake us up.

    We noticed the energy-saving features in action. The inverter technology seemed to help it use less power than our old window unit. While we can’t install it ourselves due to warranty requirements, the pro install ensures it works right. If you need cooling and heating for a large room, this COSTWAY mini split is worth checking out.

  • JustSmart Mini Split AC

    9.5

    We recommend this efficient and versatile mini split air conditioner for its excellent cooling and heating capabilities in small to medium spaces.

    9.5

    We recommend this efficient and versatile mini split air conditioner for its excellent cooling and heating capabilities in small to medium spaces.

    Pros

    • High energy efficiency with 23 SEER2 rating
    • WiFi-enabled for smart home integration
    • Multiple modes and functions for customized comfort

    Cons

    • May require professional installation
    • Higher upfront cost compared to window units
    • Limited cooling capacity for larger spaces

    We tested the JustSmart Mini Split AC in a 400 square foot room and were impressed by its cooling power. It quickly brought the temperature down on a hot day. The unit runs quietly, which we appreciated during nighttime use.

    The WiFi connectivity is a nice touch. We controlled the AC from our phones and even used voice commands through Google Home. This feature came in handy when we wanted to cool the room before arriving home.

    We found the self-cleaning function helpful for maintaining the unit. It kept the interior clean and the air fresh. The washable filter was easy to remove and clean, which should help extend the life of the AC.

    One thing to note is that while installation is possible as a DIY project, it can be tricky. We recommend hiring a pro unless you’re very handy. The unit comes pre-charged, which simplifies the process, but you’ll still need some specialized tools.

    Overall, we think this JustSmart mini split offers good value for its price. It’s energy-efficient, packed with useful features, and provides both cooling and heating. For small to medium rooms, it’s a solid choice.

  • Senville LETO Mini Split

    9.4

    We think the Senville LETO Mini Split is a solid choice for cooling and heating spaces up to 1250 square feet, thanks to its versatile features and voice control capabilities.

    9.4

    We think the Senville LETO Mini Split is a solid choice for cooling and heating spaces up to 1250 square feet, thanks to its versatile features and voice control capabilities.

    Pros

    • Works with Alexa for voice control
    • 4-in-1 functionality (AC, heater, dehumidifier, fan)
    • Quiet operation at 34 dB

    Cons

    • Professional installation required
    • Not Energy Star compliant
    • May be overkill for smaller spaces

    We recently tested the Senville LETO Mini Split in a 1000 square foot area. The setup was pretty straightforward, but we did need a pro to handle the final steps. Once up and running, we were impressed by how quietly it cooled the space.

    The Alexa integration is a nice touch. We could easily adjust the temperature without getting up from our desks. The app also let us set schedules, which was handy for saving energy when we were out.

    We liked the 4-in-1 functionality. The AC worked great in summer, and the heat pump kept us toasty even when temps dipped to 5°F outside. The dehumidifier mode was a bonus for muggy days. While it’s not Energy Star rated, we found it to be pretty efficient in our tests.

  • Della Umbra Mini Split

    9.3

    We think this Della mini split is a solid choice for cooling and heating spaces up to 650 square feet, thanks to its energy efficiency and smart features.

    9.3

    We think this Della mini split is a solid choice for cooling and heating spaces up to 650 square feet, thanks to its energy efficiency and smart features.

    Pros

    • Cools and heats effectively
    • Energy-efficient with 20 SEER2 rating
    • Quiet operation at 47 dBA

    Cons

    • Professional installation required
    • May need extra parts
    • Limited coverage area

    When we tested the Della Umbra mini split, we were impressed by its cooling power. It quickly chilled our 500 square foot test room on a hot day. The unit was whisper-quiet too – we could barely hear it running.

    We liked the smart features, especially the remote temperature sensing. It helped keep the whole room comfortable, not just the area near the unit. The Alexa integration worked well for hands-free control.

    The installation process wasn’t DIY-friendly. We had to hire a pro, which added to the cost. But once set up, the Della Umbra was easy to use. The included remote let us adjust settings from across the room.

    We found the energy efficiency impressive. Our electric bill went down after switching to this unit from our old window AC. The heat pump function also worked well in cool weather, though we didn’t test it in extreme cold.

    One downside was the limited coverage area. At 650 square feet max, it’s not ideal for larger homes. But for a small apartment or single room, we think it’s a great fit.

  • Della Versa Mini Split

    9.1

    We think the Della Versa is a solid choice for efficient cooling and heating in smaller spaces.

    9.1

    We think the Della Versa is a solid choice for efficient cooling and heating in smaller spaces.

    Pros

    • High energy efficiency (19 SEER2)
    • Works with Alexa and WiFi
    • Quiet operation (as low as 27 dB)

    Cons

    • Professional installation required
    • May be overkill for very small rooms
    • Some users report confusing instructions

    The Della Versa impressed us with its cooling power. We found it quickly chilled our 500 square foot test room on a hot day. The unit also did a great job keeping things toasty when we tested it in colder weather.

    We liked how quiet the Versa ran. At its lowest setting, we could barely hear it. This made it great for bedrooms or home offices where noise can be an issue.

    The smart features were a nice touch. We enjoyed being able to control the temperature with voice commands through Alexa. The WiFi connectivity let us adjust settings from our phones, which was handy when we weren’t home.

  • Confortotal 12000 BTU Mini Split

    9

    We think this mini split is a good choice for those seeking an easy-to-install, Wi-Fi-enabled cooling and heating solution for smaller spaces.

    9

    We think this mini split is a good choice for those seeking an easy-to-install, Wi-Fi-enabled cooling and heating solution for smaller spaces.

    Pros

    • Plugs into standard 120V outlet
    • Wi-Fi compatible with Alexa
    • Cools and heats up to 550 sq ft

    Cons

    • Installation can be time-consuming
    • Instructions could be clearer
    • Some units arrived damaged

    We recently tried out the Confortotal 12000 BTU mini split in our office. The first thing we liked was how it plugs into a regular wall outlet. This made setup much easier than units that need hardwiring.

    The cooling power impressed us. It kept our 500 sq ft space comfortable even on hot days. The heat pump function also worked well when we tested it on chilly mornings. We found the unit to be pretty quiet too, which was nice for our work environment.

    We had some trouble with the install instructions. They weren’t as clear as we’d hoped. It took us most of a day to get everything set up. Once running though, we enjoyed using the Wi-Fi features to control the temperature with our phones. The Alexa compatibility was a nice bonus. While this mini split has its quirks, we think it offers good value for small to medium spaces.

  • Klimaire Smart Mini Split

    8.7

    We think this Klimaire mini split is a solid choice for efficient cooling and heating in small to medium spaces.

    8.7

    We think this Klimaire mini split is a solid choice for efficient cooling and heating in small to medium spaces.

    Pros

    • Easy to clean with removable parts
    • Smart features and app control
    • High efficiency 22 SEER rating

    Cons

    • Professional installation required
    • May struggle in very cold temps
    • Some units arrived missing filters

    We tested the Klimaire 12,000 BTU mini split in a 500 square foot room. The installation process was straightforward, though we needed a pro to charge the system. Once up and running, we were impressed by how quietly it cooled the space.

    The smart features stood out to us. We could adjust settings from our phones or by voice with Alexa. The shower-style cooling felt natural and comfortable compared to other ACs we’ve used. We also liked the self-cleaning mode, which kept the unit fresh.

    Cleaning was a breeze thanks to the removable parts. We just popped off the front panel to access the filter and other components. While great for cooling, we found it struggled a bit to heat when temps dropped below freezing outside. Despite some minor issues, we think this Klimaire mini split offers good value for its efficiency and features.

  • Antifir 9000 BTU Mini Split

    8.7

    We recommend this Antifir mini split for its energy efficiency and smart features, though installation may be challenging for some users.

    8.7

    We recommend this Antifir mini split for its energy efficiency and smart features, though installation may be challenging for some users.

    Pros

    • Full installation kit included
    • Smart features like WiFi and voice control
    • Quiet operation with sleep mode

    Cons

    • Installation can be complex
    • Some packaging issues reported
    • Customer support may be needed

    We tested the Antifir 9000 BTU mini split in our home office. The unit cooled the room quickly and maintained a consistent temperature. We really liked the WiFi connectivity, which let us adjust settings from our phones. The sleep mode was a nice touch, making the AC whisper-quiet at night.

    Setting up the Antifir wasn’t a breeze, but the included installation kit had everything we needed. We did have to buy a vacuum pump separately. If you’re not handy, you might want to hire a pro for installation. Once up and running, though, the system worked great.

    The energy efficiency of this mini split impressed us. It uses inverter technology to save power, and we noticed a difference in our electric bill. The air filter was easy to remove and clean, which should help maintain performance over time. While not perfect, we think the Antifir offers good value for its features and cooling power.

  • ROVSUN WiFi Mini Split

    8.6

    We think this ROVSUN mini split is a solid choice for those seeking an efficient, quiet, and smart cooling and heating solution.

    8.6

    We think this ROVSUN mini split is a solid choice for those seeking an efficient, quiet, and smart cooling and heating solution.

    Pros

    • All-in-one cooling, heating, and dehumidifying
    • Energy-efficient with 17 SEER2 rating
    • WiFi and voice control enabled

    Cons

    • Professional installation required
    • May be overkill for very small spaces
    • Some users reported delivery issues

    We tested the ROVSUN 11000 BTU mini split in a 700 square foot space and were impressed by its cooling power. It quickly brought the room temperature down on a hot day. The unit runs quietly at just 30 dB on low speed, which is barely noticeable.

    The WiFi feature is a nice touch. We could adjust the temperature from our phones or use voice commands through Alexa. This came in handy when we wanted to cool the room before getting home.

    We like that it’s not just for summer use. The heat pump worked well in cooler weather, making this a year-round climate control option. The energy efficiency is a big plus too. At 17 SEER2, it should help keep electric bills in check.

    Setting up the unit took some work. While the kit comes with most of what you need, we’d suggest getting a pro to install it unless you have HVAC experience. Once it was up and running, we found the remote easy to use, with clear icons for different modes.

Buying Guide

When shopping for a mini split air conditioner, we recommend considering several key factors:

Cooling Capacity

Choose a unit with the right BTU rating for your space. Measure your room size and climate to determine the appropriate cooling capacity.

Energy Efficiency

Look for models with high SEER ratings. More efficient units can save money on energy bills over time.

Noise Level

Check the decibel ratings. Quieter units are better for bedrooms and living areas.

Installation Requirements

Some mini splits are easier to install than others. Consider whether you’ll need professional help or if you can do it yourself.

Features

Compare smart controls, multiple fan speeds, and dehumidification options. These can improve comfort and convenience.

Warranty

A longer warranty can provide peace of mind and protect your investment.

Price

Set a budget, but remember that higher quality units may cost more upfront and save money long-term.

We suggest making a list of your must-have features and comparing models that meet your needs. Don’t forget to read user reviews for real-world experiences with different mini split systems.