Finding the best window mini split with heat is essential for maintaining comfortable indoor temperatures throughout the year. These ductless systems provide efficient cooling in summer and reliable heating during colder months, making them versatile for various room sizes. Below is a summary table of top mini split systems featuring heat pumps, inverter technology, and WiFi compatibility for smart control.
Product | BTU Capacity | Cooling Area | Key Feature |
---|---|---|---|
Confortotal 12000 BTU Mini Split | 12,000 BTU | up to 550 sq.ft | WiFi, Alexa Compatible |
Hykolity 12,000 BTU Mini Split AC & Heater | 12,000 BTU | up to 750 sq.ft | Energy Efficient 19 SEER2 Rating |
ROVSUN 9000 BTU WiFi Enabled Mini Split | 9,000 BTU | up to 400 sq.ft | Ultra-Quiet Operation |
COSTWAY 12,000 BTU Mini Split Air Conditioner with Heat Pump | 12,000 BTU | up to 750 sq.ft | 21 SEER2 Inverter Technology |
ACHAZEL 18,000 BTU WiFi Enabled Mini Split | 18,000 BTU | up to 1,250 sq.ft | Large Coverage, WiFi Control |
Content Navigation
- Confortotal 12000 BTU Mini Split Air Conditioner and Heat Pump
- Hykolity 12,000 BTU Mini Split AC & Heater with Heat Pump
- ROVSUN 9000 BTU WiFi Enabled Mini Split Air Conditioner & Heater
- COSTWAY 12,000 BTU Mini Split Air Conditioner with Heat Pump
- ACHAZEL 18,000 BTU WiFi Enabled Mini Split Air Conditioner & Heater
- Buying Guide for Window Mini Split Systems with Heat
Confortotal 12000 BTU Mini Split Air Conditioner and Heat Pump

The Confortotal 12000 BTU Mini Split is a versatile ductless air conditioner with a 1-ton heat pump for heating and cooling rooms up to 550 square feet. This model is WiFi-enabled and compatible with Alexa, allowing remote control convenience. It operates on 110V power and features straightforward, efficient functionality suitable for small to medium-sized spaces. Its compact design and smart connectivity make it a practical choice for users seeking reliable year-round climate control with easy automation.
Hykolity 12,000 BTU Mini Split AC & Heater with Heat Pump

This Hykolity 12,000 BTU Mini Split offers both cooling and heating with a high-power compressor and 1-ton heat pump, ideal for rooms up to 750 square feet. With a notable 19 SEER2 efficiency rating, it provides smart temperature management between 61℉ and 88℉. Features include whisper-quiet operation, 4D airflow, multiple fan speeds, sleep mode, and a 24-hour timer. The system’s inverter technology enhances energy savings by up to 30%, making it an efficient, smart home climate solution certified by ETL and AHRI.
ROVSUN 9000 BTU WiFi Enabled Mini Split Air Conditioner & Heater

The ROVSUN 9000 BTU Mini Split is designed for smaller rooms up to 400 square feet with powerful cooling and heating capabilities. It features an efficient heat pump and inverter system with an outstanding 19 SEER energy rating. Operating quietly at just 28dB, this unit ensures a peaceful environment with even air distribution. Its temperature range spans from 61℉ to 88℉, supporting year-round comfort with dehumidification and energy-saving modes. It is an excellent option for bedrooms, offices, and smaller living areas.
COSTWAY 12,000 BTU Mini Split Air Conditioner with Heat Pump

The COSTWAY 12,000 BTU Mini Split features a 4-in-1 design including cooling, heating, dehumidification, and fan modes, suitable for up to 750 square feet. With a 21 SEER2 inverter compressor, it operates efficiently while keeping energy costs low. This model offers precise temperature control from 60℉ to 90℉, turbo mode, sleep mode, and a 24-hour timer. The unit is ETL approved and AHRI certified, built to endure extreme conditions from 14℉ to 122℉, making it a durable choice for various climates.
ACHAZEL 18,000 BTU WiFi Enabled Mini Split Air Conditioner & Heater

The ACHAZEL 18,000 BTU Mini Split stands out with its larger capacity, efficiently cooling and heating spaces up to 1,250 square feet. Equipped with a powerful compressor and 1-ton heat pump, it offers flexible control with WiFi access, 4D airflow, and multiple convenience modes including eco-friendly and turbo function. The comprehensive kit includes installation accessories and vibration absorbers for enhanced stability. This system suits larger rooms requiring efficient, smart, and quiet temperature regulation.
Buying Guide for Window Mini Split Systems with Heat
When purchasing a window mini split system with heating capabilities, important factors include:
- BTU Capacity: Choose a system with a BTU rating suitable for your room size. Smaller rooms require about 9,000–12,000 BTU, while larger rooms up to 1,250 sq.ft may need 18,000 BTU or more.
- Heating Performance: Look for heat pump functionality to provide efficient year-round heating without the need for separate systems.
- Energy Efficiency Ratings: SEER2 and HSPF2 ratings indicate how energy-efficient the unit is. Higher ratings reduce electricity use and costs.
- Smart Features: WiFi control and voice assistant compatibility offer flexibility to manage temperature remotely and automate climate settings.
- Noise Levels: Whisper-quiet models are ideal for bedrooms or offices where minimal disturbance is crucial.
- Installation Requirements: Verify if the unit comes with an installation kit or if professional installation is recommended for optimal performance.
- Durability and Weather Resistance: Consider units with durable outdoor components that handle different climates to extend the system’s lifespan.
- Additional Modes: Features like dehumidification, sleep mode, turbo boost, and timers enhance comfort and convenience.
Evaluating these factors will help you select a window mini split system that delivers efficient heating and cooling, fits your space requirements, and integrates seamlessly with your lifestyle.