Choosing the right mini split air conditioner for a 1500 sq. ft. area requires balancing cooling efficiency, energy savings, and smart features. Below is a summary table of top mini split AC units designed for this coverage, featuring various BTU ratings, heating capabilities, and smart controls to fit your home comfort needs.
| Product | BTU Rating | Energy Efficiency (SEER2) | Heating Capability | Special Features |
|---|---|---|---|---|
| DELLA Econo Series 22000 BTU Mini Split | 22,000 | 17 SEER2 | Heat Pump (down to 14°F) | Works with Alexa, Wifi Enabled, 4D Air Flow |
| DELLA 24000 BTU Mini Split AC with Alexa | 24,000 | 19 SEER2 | Heat Pump (down to -4°F) | Energy Saving, Wifi, 4D Air Flow, Turbo Function |
| Hykolity 24,000 BTU Wifi Enabled Mini Split | 24,000 | 19 SEER2 | Heat Pump (61°F to 88°F) | Whisper Quiet, Wifi Control, Auto Defrost |
| Albott 24000 BTU Mini Split Air Conditioner | 24,000 | 21 SEER2 | Heat Pump | Smart WiFi Control, Voice Assistant, Self-Cleaning |
| COSTWAY 24000BTU Mini Split AC & Heater | 24,000 | 18.5 SEER2 | Heat Pump | 5 Modes, ECO Mode, Turbo Function, Quiet Operation |
Content Navigation
- DELLA Econo Series 22000 BTU Mini Split Air Conditioner
- DELLA 24000 BTU Mini Split AC with Alexa and Heat Pump
- Hykolity 24000 BTU Wifi Enabled Mini Split Air Conditioner & Heater
- Albott 24000 BTU Mini Split AC with Wi-Fi and Voice Control
- COSTWAY 24000BTU Mini Split AC and Heater with Multiple Modes
- Buying Guide for Mini Split AC Units for 1500 Sq. Ft.
DELLA Econo Series 22000 BTU Mini Split Air Conditioner

This 22000 BTU mini split air conditioner from Della offers efficient cooling and heating up to 1500 sq. ft. Its 17 SEER2 rating and DC inverter technology yield up to 30% power savings. The heat pump operation supports temperatures as low as 14°F, designed for variable US climates. The system includes a full installation kit with standard copper piping. User convenience is enhanced by smart functions such as 4D air flow for optimal distribution, multiple fan speeds, and modes including eco, turbo, dry, and auto. Integration with Alexa and WiFi connectivity allows easy remote management for modern households.
DELLA 24000 BTU Mini Split AC with Alexa and Heat Pump

With an upgraded 24,000 BTU capacity and a 19 SEER2 rating, this Della mini split ac and heat pump unit cools and heats spaces up to 1500 sq. ft., even in temperatures as low as -4°F. Its inverter plus system balances energy efficiency with high performance. The smart features include 4D airflow, multiple modes (sleep, eco, turbo), and a 24-hour timer. The package comes complete with a 16.4-foot installation kit and supports Alexa control, offering both comfort and convenience in one versatile system.
Hykolity 24000 BTU Wifi Enabled Mini Split Air Conditioner & Heater

The Hykolity 24,000 BTU mini split unit offers powerful cooling and heating with an efficient built-in heat pump, effectively managing temperatures between 61°F and 88°F. Rated at 19 SEER2 and 8.5 HSPF2, this ETL and AHRI certified unit optimizes energy usage with variable frequency technology for up to 30% savings. Its WiFi enabled design supports remote operation alongside features such as whisper-quiet function, 4D airflow, and multiple modes including a smart auto defrost, enhancing reliability and user comfort in 1500 sq. ft. areas.
Albott 24000 BTU Mini Split AC with Wi-Fi and Voice Control

Featuring a high 21 SEER2 rating, the Albott 24000 BTU mini split offers outstanding energy efficiency paired with smart home compatibility. It supports Wi-Fi and voice control via Alexa, enabling easy remote adjustments and scheduling. This ductless split AC operates at low noise levels, making it ideal for bedrooms or offices while cooling/heating up to 1500 sq. ft. Its self-cleaning feature maintains system health, contributing to long-term reliability and cleaner indoor air.
COSTWAY 24000BTU Mini Split AC and Heater with Multiple Modes

The COSTWAY 24000 BTU mini split unit incorporates a robust heat pump and inverter technology providing efficient year-round climate control for up to 1500 sq. ft. It supports five functional modes including auto, cool, dry, heat, and fan, alongside four fan speeds and ECO mode for energy conservation. The quiet operation complements home comfort, while included installation kits simplify setup. Features such as smart remote control with 0.5-24 hour timer facilitate ease of use and customization to optimize comfort and power savings.
Buying Guide for Mini Split AC Units for 1500 Sq. Ft.
Selecting the best mini split air conditioner for a 1500 sq. ft. space involves key considerations to ensure optimal performance and energy efficiency:
- BTU Rating: Choose a unit rated between 18,000 and 24,000 BTU to adequately cool and heat your area without overworking the system.
- Energy Efficiency (SEER/SEER2 Ratings): Higher SEER2 ratings reflect better energy savings; units with ratings above 17 provide significant power cost reductions.
- Heating Capability: For year-round comfort, select models with built-in heat pumps effective in low temperatures suited to your climate.
- Smart Controls: Features such as WiFi connectivity, Alexa compatibility, and remote controls enhance convenience and allow customized scheduling.
- Installation Kit Convenience: Units that include pre-charged refrigerant lines and full installation kits simplify the setup process.
- Operating Noise Level: Quiet operation is important for bedrooms, offices, and other quiet environments—look for units highlighted for whisper-quiet performance.
- Airflow Direction and Modes: Multiple airflow directions via 4D air flow and versatile modes (sleep, eco, turbo, dry) ensure consistent, customized comfort.
- Environmental Considerations: Newer refrigerants like R32 are more environmentally friendly and provide better indoor air quality.
- Durability & Warranty: Verify upfront about warranty length and coverage to protect your investment over time.
Evaluating these features in relation to your home’s specific needs will help you select a mini split AC unit that delivers efficient cooling and heating for your 1500 sq. ft. space with lasting comfort and energy savings.