6 Best Smart Mini-Split Air Conditioners of 2026
We compared six Wi-Fi single-zone mini split heat pumps on app and voice control, room coverage, cold-weather heating, efficiency, noise and warranty.
By Daniel Brooks
Updated October 19, 2026
A smart mini split lets you set schedules, change the temperature from your phone, ask Alexa to warm the bedroom, and have a room comfortable before you get home. On a heat pump that runs most of the year, that control also saves energy, because you can let the room drift while you are out and recover just before you return. Our list of the best smart mini-split air conditioners compares six single-zone systems with Wi-Fi built in or included, on app and voice control, room coverage, cold-weather heating, efficiency, noise and warranty. To browse every model we cover, visit our Single-Zone Mini-Split Air Conditioners page.
Many mini splits advertise app control but require a separately sold module. Every system here includes the Wi-Fi hardware in the box, so you can set it up as soon as the installer leaves.
All Products Compared
| Product | Best For | Capacity | Smart Control | Heat Pump Range | Notable Feature |
|---|---|---|---|---|---|
| Della Vario 12000 BTU 115V Mini Split AC with Heat Pump | Overall | 12,000 BTU | Della+ app, Alexa | Down to -4F | I Feel remote, 4D airflow |
| TOSOT 12,000 BTU WiFi Mini-Split Air Conditioner | Cold weather | 12,000 BTU | GREE+ app, voice | Down to -13F | 22dB to 36dB |
| ROVSUN 9000 BTU WiFi Mini Split Air Conditioner & Heater | Value | 9,000 BTU | App, Alexa, Google | Heat pump | 10,000 BTU/h heating |
| Senville LETO 12000 BTU Mini Split Air Conditioner Heat Pump | Proven brand | 12,000 BTU | App, Alexa | Down to 5F | 2,201 ratings |
| YITAHOME 12000 BTU Mini Split AC/Heating System | Air cleaning | 12,000 BTU | App, Alexa | Down to 5F | HEALTH mode |
| Cooper & Hunter MIA 12,000 BTU 115V Mini Split AC | Contractor installs | 12,000 BTU | Smart kit, app | Down to 5F | 21.2 SEER2 |
| Award | Product | WikiCooling Score About WikiCooling ScoreThe WikiCooling Score is our own rating from 0 to 10, based on the criteria described on our How We Review page. It reflects research, not laboratory measurement, and is never influenced by manufacturers, retailers, or affiliate commissions. Learn more › | |
|---|---|---|---|
| Best Value |
Della Vario 12000 BTU 115V Mini Split AC with Heat
|
8.4/10 | Buy |
| Best Overall |
TOSOT 12,000 BTU WiFi Mini-Split Air Conditioner
|
8.6/10 | Buy |
| Best Budget |
ROVSUN 9000 BTU WiFi Mini Split Air Conditioner
|
8.1/10 | Buy |
Senville LETO 12000 BTU Mini Split Air Conditioner
|
8.4/10 | Buy | |
YITAHOME 12000 BTU Mini Split AC/Heating System
|
7.8/10 | Buy | |
| Best Premium |
Cooper & Hunter MIA 12,000 BTU 115V Mini Split AC
|
8.3/10 | Buy |
Della Vario 12000 BTU 115V Mini Split AC with Heat
From the brand Multi Zone Energy Saving AC Product description Previous page Next page 1 MightyAir X Airflow 2 Defrost Protection 3 Sleep Mode 4 Extreme Weather Use 5 PureClean Fresh Air Previous page Next page Previous page Next page 1 Free Della+ App 2 Schedules & Timer 3 Multiple Modes 4 Geo Location 5 Voice Controls Which WiFi Channel Frequency Bands Does WiFi Support? DELLA supports the 2.4 GHz WiFi channel frequency band only. How Do I Choose the Right Size for a Mini Split? The size of the mini split depends on the room's dimensions and specific needs. For example: • A 400-square-foot room typically requires a 9000 BTU mini split. • A 550-square-foot room needs 12000 BTUs. • A 1000-square-foot room needs 18000 BTUs. How Do I Install a Mini Split? We recommend professional HVAC installation for best results, but Della also offers a Rental Kit with the tools needed for vacuuming and installing your mini split. What's Della Lifetime Coverage Mini Split? Register within 100 days for lifetime parts coverage. HVAC-licensed installs receive enhanced lifetime parts, while non-licensed installs receive limited lifetime parts. Note: Coverage is for parts only; labor costs are not included. How Do I Clean and Maintain My Mini Split System? Seasonally clean the reusable filters, inspect the condenser and evaporator units, and keep the area around the outdoor unit clear. DELLA Wifi Enabled Mini Split AC Vario 20.5 SEER2 12K BTU Add to Cart Motto 20 SEER2 12K BTU Add to Cart Serena 22 SEER2 12K BTU Buying Options TP 23 SEER2 12K BTU Add to Cart Econo 17 SEER2 11.5K BTU Add to Cart Umbra 20 SEER2 12K BTU Buying Options Customer Reviews 4.4 out of 5 stars 1,470 4.3 out of 5 stars 838 4.3 out of 5 stars 87 4.2 out of 5 stars 245 4.4 out of 5 stars 362 4.3 out of 5 stars 239 Price $799.96$799.96 $769.96$769.96 $719.96$719.96 $969.96$969.96 $679.96$679.96 , Model Number TL-12K1VB-21S-I+O 12K1VRH-20S-JA-I+O 12K1VR-22S-M-I+O 048-TP-12K1V-23S-I+O IF-11K1VR-17S-I+O 12K1VR-20S-JPB-I+O Cooling Capacity 12,000 BTU/h 12,000 BTU/h 12,000 BTU/h 12,000 BTU/h 11,500 BTU/h 12,000 BTU/h Heating Capacity 12,000 BTU/h 12,300 BTU/h 12,300 BTU/h 12,400 BTU/h 11,500 BTU/h 12,000 BTU/h Refrigerant R-454B R-32 R-32 R-454B R-32 R-32 SEER2 20.5 20 22 23 17 20 Climate Range -4 ℉ ~ 122℉ 5 ℉ ~ 118℉ 5 ℉ ~ 125℉ -13 ℉ ~ 131℉ 5 ℉ ~ 122℉ 19 ℉ ~ 118℉ Voltage 115V 115V 115V 115V 115V 115V Recommended Room Size (Up to) 550 Sq.Ft 550 Sq. Ft 550 Sq.Ft 550 Sq. Ft 550 Sq. Ft 550 Sq.Ft Indoor Unit Dimensions (Inch) 31.94x 8 x11.5 31.18×7.91×11.5 32.56x 7.87x 11.77 36.25×7.69×12.06 30.56x 7.94 x9.81 31.18×7.91×11.5 Outdoor Unit Dimensions (Inch) 31x 11.44 x19.38 27.76×10.98×20.87 27.76×10.98×20.87 31.88×12.00×21.63 31x 11.44 x 19.38 27.76×10.98×20.87 Copper Line Length 16.4ft 16.4ft 16.4ft 16.4ft 16.4ft 13ft
TOSOT 12,000 BTU WiFi Mini-Split Air Conditioner
LOWER POWER BILLS FIRST：Save on year-round comfort with a 19 SEER2 inverter compressor. This 12,000 BTU mini split delivers powerful cooling in 118°F summer heat and stable heating in -13°F winter depths. SMART COMFORT BEFORE YOU ARRIVE：Control your 115V mini split from the GREE+ app, voice control, or included remote. Set daily or weekly schedules to pre-cool or pre-heat your room before you get home. QUIET ENOUGH FOR SLEEP SPACES：Operating at just 22dB-36dB, this ductless air conditioner is ideal for bedrooms, nurseries, and offices, with cooling, heating, dry, fan, iFEEL sensing, and self-cleaning functions.
ROVSUN 9000 BTU WiFi Mini Split Air Conditioner
Product description The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. aplus content video Previous page Next page SPECIFICATION 9000 BTU Mini Split AC Add to Cart 12000 BTU Mini Split AC Add to Cart 12000 BTU Mini Split AC Add to Cart 18000 BTU Mini Split AC Add to Cart 24000 BTU Mini Split AC Buying Options 9000 BTU Mini Split AC Add to Cart 12000 BTU Mini Split AC Add to Cart Customer Reviews 4.2 out of 5 stars 467 4.4 out of 5 stars 285 4.3 out of 5 stars 138 4.4 out of 5 stars 124 4.3 out of 5 stars 138 4.1 out of 5 stars 74 4.5 out of 5 stars 115 Price $399.99$399.99 $499.99$499.99 $499.99$499.99 $669.99$669.99 $1,139.99$1,139.99 $469.99$469.99 $529.99$529.99 Cooling Capacity (BTU/h) 9,000 BTU/h 12,000 BTU/h 12,000 BTU/h 18,000 BTU/h 24,000 BTU/h 9,000 BTU/h 12,000 BTU/h Heating Capacity (BTU/h) 10,000 BTU/h 12,000 BTU/h 12,000 BTU/h 18,000 BTU/h 24,000 BTU/h 10,000 BTU/h 12,000 BTU/h Indoor Unit Dims (WDH) 31.92''x7.99''x11.49'' 31.92''x7.99''x11.49'' 31.92''x7.99''x11.49'' 39.76''x8.66''x12.40'' 46.93''x10.23''x14.17'' 31.92''x7.99''x11.49'' 31.92''x7.99''x11.49'' Outdoor Unit Dims (WDH) 28.14''x11.42''x19.61'' 28.14''x11.42''x19.61'' 28.14''x11.42''x19.61'' 30.70''x13.74''x23.81'' 33.26''x14.96''x27.51'' 28.14'' x 11.42'' x 19.61'' 28.14'' x 11.42'' x 19.61'' Recommended Area 100-400 sq.ft. 350-550 sq.ft. 350-550 sq.ft. 750-1000 sq.ft. 1000-1500 sq.ft. 100-400 sq.ft. 350-550 sq.ft. Voltage 115V / 60Hz 115V / 60Hz 208~230V / 60Hz 208~230V / 60Hz 208~230V / 60Hz 115V / 60Hz 115V / 60Hz Noise Level (dBa) 28-42 (dBa) 28-45 (dBa) 28-45 (dBa) 32-49 (dBa) 36-52 (dBa) 28-42 (dBa) 28-45 (dBa) Weight (indoor / oudoor unit) 19.8lb / 51.8lb 19.8lb / 55.1lb 19.8lb / 55.1lb 27.6lb / 70.5lb 36.4lb / 88.2lb 19.8lb / 51.8lb 19.8lb / 55.1lb Line Set 16.4ft (1/4" & 3/8") 16.4ft (1/4" & 3/8") 16.4ft (1/4" & 3/8") 16.4ft (1/4" & 3/8") 16.4ft (1/4" & 1/2") 16.4ft (1/4" & 3/8") 16.4ft (1/4" & 3/8") SEER 20 20 20 20 20 20 20 Remote/APP/Voice Control ✔ ✔ ✔ ✔ ✔ ✔ ✔ From the brand Why choosing ROVSUN? √ Affordable and high-quality item with responsible and round after-sales service. √ Directly getting your goods from local warehouses in US, faster order for faster shipment. √ Professional household appliance solution provider for catering your demand accurately. √ Open-minded for any feedbacks for inspiring us to move forward to create a better purchasing experience. Comfortable life with ROVSUN Reliable life with ROVSUN Collectible life with ROVSUN Considerable life with ROVSUN Valuable life with ROVSUN Simple life with ROVSUN How did we get our start? The ROVSUN brand was established in 2017, it was committed to providing all families with affordable & high-quality appliance and kitchen supplies to create a simple, comfortable and healthy life What we sell? Household Appliance: air conditioner, electric heater, washing machine, clothes dryer, water distiller.. Kitchen Utensil: gas stove, propane grill, turkey fryer, french fry cutter .. Kitchen Appliance: ice maker, wine cooler, refrigerator, freezer.. Why do we love what we do? Now, ROVSUN provides products to thousands of families every year
Senville LETO 12000 BTU Mini Split Air Conditioner
The Senville LETO Series 12000 BTU mini split air conditioner heat pump is a versatile 4-in-1 system that provides cooling, heating, dehumidification, and fan operation. With a DC inverter compressor, it offers efficient performance and quiet operation at 17.5 dB, suitable for rooms up to 700 square feet. This unit includes Alexa and app control, making it a smart choice for those seeking a mid-range split-system with modern connectivity.
Pros
- Low noise at 17.5 dB
- Covers up to 700 sq ft
- Smart control with Alexa
- Efficient inverter technology
- 5-year compressor warranty
Cons
- 2-year parts warranty only
- Labor not included in warranty
- Requires new outdoor unit
YITAHOME 12000 BTU Mini Split AC/Heating System
Product description YITAHOME Wifi Enabled Ductless Mini Split AC/Heating System The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. YITAHOME mini split ac Previous page Next page 1 Inverter Compressor 2 4th Generation Controller 3 Auto Cleaning 4 Wagner Spray Coating 5 Better Performance Fast Cooling & Leak Prevention · High-temperature Resistant · Pure Breathing Previous page Next page Mini Split for Both Home and Bussiness, Bedroom, Garage, Living Room and Office Previous page Next page Local Fast Delivery with 2 Boxs May be Delivered in Batches Previous page Next page Product details may vary slightly with ongoing improvements. Can it be controlled with a smartphone? Yes. It can not only be remotely controlled via mobile phone, but also connected to Alexa for voice control, freeing your hands. Does it have a dehumidifier? Yes, dehumidification is one of its basic functions. What is its noise level? Its noise level ranges from 25 to 50 decibels in normal operation mode, and drops to 25 decibels in sleep mode. It is far quieter than window AC and portable air conditioners. Is it energy efficient? Yes, it is energy‑efficient. On one hand, the inverter compressor saves 50% more energy compared with traditional fixed‑speed compressors. On the other hand, its high SEER2 rating makes it more power‑saving than other models with lower SEER2 ratings. YITAHOME Mini Split AC/Heating System YITAHOME 12K Split AC Add to Cart YITAHOME 12K Split AC Add to Cart YITAHOME 18K Split AC Add to Cart YITAHOME 24K Split AC Add to Cart YITAHOME 12K Split AC Buying Options YITAHOME 9K Split AC Buying Options YITAHOME 12K Split AC Add to Cart Price $499.99$499.99 $498.99$498.99 $689.99$689.99 $959.99$959.99 , , $425.93$425.93 Cooling Capacity(BTU) 12000 12000 18000 24000 12000 9000 12000 Heating Capacity(BTU) 12000 12000 18000 24000 12000 9000 12000 Output Coverage(Sq.Ft) 750 750 1250 1500 750 450 750 SEER2 20 17 19 18.5 22 19 20 HSPF2 8.5 8.5 9 8.3 9 8.6 8.5 Heat Pump(Ton) 1 1 1.5 2 1 0.75 1 Dehumidifying(LBS/H) 2.2 2.2 3.5 4 2.2 2.2 2.2 Indoor Noise Level(dBa) 41 41 47 50 26 42 41 Control Method APP/Remote/Alexa&Google Home APP/Remote/Alexa&Google Home APP/Remote/Alexa&Google Home APP/Remote/Alexa&Google Home APP/Remote/Alexa&Google Home APP/Remote/Alexa&Google Home APP/Remote/Alexa&Google Home Voltage(V) 115 208-230 208-230 208-230 115 115 115 From the brand At YITAHOME, our story begins with a powerful principle - putting the customer at the center of everything we do. Through continuous innovation, we strive to meet and exceed our customers' expectations. We closely monitor climate change, energy efficiency, and environmental sustainability. Whether they’re used in homes, offices, or commercial spaces, YITAHOME air conditioners provide optimal air quality and temperature control for our customers. The Latest Model of Mini Spit Visit the Store Mini Split AC/Heating System Visit the Store Multi Zone Mini Split AC Visit the Store Mini Split AC/Heating System Visit the Store 20 SEER2 Pure Design Series
Cooper & Hunter MIA 12,000 BTU 115V Mini Split AC
From the brand With 25+ years of experience, Cooper&Hunter is a trusted leader in HVAC. The brand is committed to delivering innovative, high-quality, and energy-efficient air conditioning solutions. Operating in over 50 countries and expanding rapidly in the US, Cooper&Hunter offers dedicated support in English, Spanish, Mandarin, Russian, and Ukrainian, available Monday-Friday, 9 AM to 5 PM, ensuring top-tier service for customers and technicians. PTAC's Single Zone Wall Mounts Multi Zone Wall Mounts Hyper Series Ceiling Cassette's Ducted Systems Console Systems Product description Previous page Next page Previous page Next page Previous page Next page 1 Control with Alexa 2 Control Methods 3 Condenser Features Previous page Next page What room size can this Cooper & Hunter mini split heat and cool effectively? The MIA Series efficiently heats and cools spaces from 150-1,500 sq ft depending on BTU capacity chosen - ask your technician first. The inverter adjusts power for your comfort, reducing energy costs up to 40% compared to traditional HVAC systems. Do I need professional installation for this mini split system? Yes, professional installation is required by the manufacturer, and must be registered with Cooper & Hunter directly (within 60 days of installation). The installation kit is included in your order. The condenser comes pre-charged with refrigerant. Does this mini split provide both heating and cooling year-round? Absolutely! This AC heat pump system delivers powerful cooling in summer and efficient heating at 5°F in winter. The advanced inverter technology maintains consistent temperatures while operating quietly, perfect for bedrooms and living spaces. Can I control the temperature using my phone or voice assistants? Yes! Each system comes with a Smart Kit. Once connected to the C&H app, you can control (temparature/timer/etc.) from your smartphone. It also integrates seamlessly with Amazon Alexa and Google Assistant, allowing for voice-controlled comfort. How much can I save on energy bills with this mini split? The system only uses the energy needed to maintain temperature, not full power constantly. The Cooper & Hunter MIA Series uses advanced inverter technology that can reduce energy costs by up to 40% compared to traditional window or central units.
Top 3 Smart Mini-Split Air Conditioners Reviewed
#1 Della Vario 12000 BTU 115V Mini Split AC with Heat Pump: Best Overall
Why We Picked It
The Della Vario 12000 BTU pairs full smart control with strong all-season performance. It connects to the free Della+ app for schedules, timers, mode changes and geo-location, and it works with Alexa for voice control. The included remote has an I Feel sensor that reads the temperature where you sit, so the system adjusts to your spot rather than the wall near the ceiling.
It runs on 110-120V, lists 20.5 SEER2 and heats down to -4F, with heating capacity of 12000 BTU/h. Della rates it for up to 550 Sq.Ft and lists the indoor unit at 28 dBa. You also get 4D airflow, sleep, eco and turbo modes and dry mode. It has a 4.4 average from 1,470 ratings shared across the Vario series, and lifetime parts coverage when registered within 100 days.
Key Specifications
- Cooling Capacity: 12,000 BTU/h
- Room Size: Up to 550 sq ft
- Power: 110-120V
- Efficiency: 20.5 SEER2
- Heat Pump Range: Down to -4F
- Controls: Remote with I Feel, Della+ app, Alexa
| Pros | Cons |
|---|---|
|
|
Things to Consider
Della supports the 2.4 GHz WiFi band only, so confirm your router broadcasts it.
Best For
This system is best for smart home users who want app, voice and location-based control in a bedroom or office.
Check the current price and availability of the Della Vario 12000 BTU 115V Mini Split AC with Heat Pump on Amazon.
Read our full Della Vario 12000 BTU 115V Mini Split AC with Heat Pump review.
#2 TOSOT 12,000 BTU WiFi Mini-Split Air Conditioner: Best for Cold Weather
Why We Picked It
The TOSOT 12,000 BTU is built by GREE’s HVAC manufacturing arm, and it combines smart control with the widest operating range of any 115V system here. TOSOT rates it for cooling in 118F summer heat and stable heating in -13F winter weather. It runs on 115V and uses an inverter compressor.
Control runs through the GREE+ app, voice control and the included remote, with daily or weekly schedules to pre-cool or pre-heat a room. TOSOT lists 22dB to 36dB, which suits bedrooms and nurseries, and it adds cooling, heating, dry, fan, iFEEL sensing and self-cleaning. A 16 ft. copper line set is included, and it carries a 5-year parts warranty and 8-year compressor warranty. It has a 4.5 average from 214 ratings.
Key Specifications
- Cooling Capacity: 12,000 BTU
- Power: 115V
- Operating Range: -13F heating, 118F cooling
- Noise Level: 22 to 36 dB
- Controls: GREE+ app, voice, remote
- Warranty: 5 years parts, 8 years compressor
| Pros | Cons |
|---|---|
|
|
Things to Consider
Professional installation is required, including proper vacuuming and refrigerant handling. The listing does not publish a room size rating.
Best For
This system is best for smart home users in colder regions who want app scheduling and quiet heat in one room.
Check the current price and availability of the TOSOT 12,000 BTU WiFi Mini-Split Air Conditioner on Amazon.
#3 ROVSUN 9000 BTU WiFi Mini Split Air Conditioner & Heater: Best Value
Why We Picked It
The ROVSUN 9000 BTU is the lowest-priced smart mini split in this guide, and it supports three ways to control it besides the remote: a phone app, Alexa and Google Assistant. You can set routines and adjust the temperature from anywhere. ROVSUN rates it for spaces up to 400 sq.ft., and it delivers 10,000 BTU/h of heating, more than its cooling capacity.
It runs on 115V at 875 watts, and mute mode drops the indoor unit to 28dB. Modes include cooling, heating, dehumidifying, fan, ECO and sleep, with turbo and 4-way swing. The kit includes 16.4 copper lines and a signal cord. It has a 4.2 average from 467 ratings.
Key Specifications
- Cooling Capacity: 9,000 BTU
- Heating Capacity: 10,000 BTU/h
- Room Size: Up to 400 sq ft
- Power: 115V, 875 watts
- Noise Level: 28 dB in mute mode
- Controls: App, Alexa, Google Assistant
| Pros | Cons |
|---|---|
|
|
Things to Consider
An extra power cord is needed, the warranty is 1 year, and ROVSUN recommends a licensed HVAC technician.
Best For
This system is best for a bedroom or office where you want app and voice control on a budget.
Check the current price and availability of the ROVSUN 9000 BTU WiFi Mini Split Air Conditioner & Heater on Amazon.
Read our full ROVSUN 9000 BTU WiFi Mini Split Air Conditioner & Heater review.
Other Models Worth Considering
Senville LETO 12000 BTU Mini Split Air Conditioner Heat Pump. The most proven system here, with a 4.4 average from 2,201 ratings. Alexa and app control are built in, with geo-fencing and routines, and it runs on 115V. Senville’s family chart rates it for a 700 sq. ft. room with 21.2 SEER2, and it heats down to 5F. A 16ft. line set and communication wire are included.
YITAHOME 12000 BTU Mini Split AC/Heating System. A 115V, 20 SEER2 heat pump with Wi-Fi and Alexa, rated for 750 square feet and outdoor temperatures from 5F to 118F. Its HEALTH mode adds negative ions, electrostatic dust removal and PM2.5 removal, and YITAHOME lists 25 decibels in sleep mode. It carries 5 years on parts and 7 on the compressor, with a 4.0 average from 479 ratings.
Cooper & Hunter MIA 12,000 BTU 115V Mini Split AC. A 21.2 SEER2 system that includes a smart kit for app scheduling and remote control, plus a 16ft pre-flared and insulated line set. It heats down to 5F, lists 26 dB and carries 7 years on the compressor and 5 on parts once the installation is registered. It has a 4.3 average from 577 ratings.
What to Expect from Smart Mini-Split Air Conditioners
A smart mini split connects to your home Wi-Fi so you can control it from a phone app, and most also work with Alexa or Google Assistant. Expect schedules, remote on and off, mode and fan changes, and in some cases geo-location that starts the system as you head home. Many systems support only the 2.4 GHz Wi-Fi band, and the app experience varies by brand, so the core heating and cooling performance should still drive your choice.
For more options, see our guides to single-zone mini-split air conditioners and 115V mini-split air conditioners. The product cards show the current price for each system.
How to Choose a Smart Mini-Split Air Conditioner
Size the System to the Room
ENERGY STAR publishes this general guide for sizing a room air conditioner by floor area:
| Room Size (sq ft) | Cooling Capacity (BTU/hr) |
|---|---|
| 100 to 150 | 5,000 |
| 150 to 250 | 6,000 |
| 250 to 300 | 7,000 |
| 300 to 350 | 8,000 |
| 350 to 400 | 9,000 |
| 400 to 450 | 10,000 |
| 450 to 550 | 12,000 |
| 550 to 700 | 14,000 |
| 700 to 1,000 | 18,000 |
Reduce capacity by 10 percent for a heavily shaded room, increase it by 10 percent for a very sunny room, add 600 BTU for each regular occupant beyond two, and add 4,000 BTU if the unit cools a kitchen. Source: ENERGY STAR.
Confirm Wi-Fi Is in the Box
Some brands sell the Wi-Fi module separately. All six systems here include it, either built in or as a smart kit, as with the Cooper & Hunter.
Check Voice Assistant Support
The Della, Senville and YITAHOME work with Alexa, the ROVSUN adds Google Assistant, and the TOSOT supports voice control through its app ecosystem. Pick the one that matches the speakers already in your home.
Look for Remote Sensing
I Feel and iFEEL functions read the temperature at the handheld remote instead of at the wall unit. The Della Vario and TOSOT both offer it, which improves comfort where you actually sit.
Match Heating to Your Climate
For cold winters, the TOSOT heats down to -13F and the Della Vario down to -4F. The Senville, YITAHOME and Cooper & Hunter are rated to 5F.
How We Evaluate Smart Mini-Split Air Conditioners
We rank mini splits on manufacturer specifications, listing details and aggregated buyer ratings. For this list, we kept only single-zone wall-mounted heat pumps with Wi-Fi control built in or included in the box, and excluded systems that need a separately sold module, multi-zone bundles and listings with too little data. We weighed smart features, heating range, efficiency and buyer feedback first, then compared noise, room coverage, installation and warranty.
Frequently Asked Questions
Do smart mini splits work with Alexa?
Most systems here do, including the Della Vario, Senville LETO, YITAHOME and ROVSUN.
Which smart mini split heats in the coldest weather?
The TOSOT 12,000 BTU, rated for heating in -13F weather.
Do I need 5 GHz Wi-Fi?
No. Della, for example, supports the 2.4 GHz band only, which most home routers broadcast.
Which is the cheapest smart mini split here?
The ROVSUN 9000 BTU, which supports app, Alexa and Google Assistant control.
Final Verdict
The Della Vario 12000 BTU 115V Mini Split AC with Heat Pump is the best smart mini-split air conditioner for most homes, with app, Alexa and geo-location control plus heating down to -4F. For colder winters, choose the TOSOT 12,000 BTU WiFi Mini-Split Air Conditioner. For the best value, the ROVSUN 9000 BTU WiFi Mini Split Air Conditioner & Heater is the pick.
About the author
Daniel Brooks is a home cooling editor at WikiCooling, covering window, portable, through-the-wall and mini-split air conditioners, fans, and dehumidifiers. He researches cooling capacity, energy efficiency, noise levels, installation requirements, and buyer feedback to help homeowners choose the right unit for their room size, climate, and budget.