10 Best Mini Split Units 2026 in the United States

The Senville AURA Series Mini Split is a solid choice if you need a quiet and energy-efficient cooling and heating solution for a medium-sized room (up to about 750 sq ft). With a 12,000 BTU capacity and a very high SEER rating of 25.5, it’s designed to keep your space comfortable while saving on electricity. The unit is Energy Star certified and performs well even in extreme cold, thanks to its inverter heat pump technology. It’s also Alexa-enabled, allowing easy voice or app control, which is convenient if you want to adjust settings remotely. Noise levels are impressively low at 24 dB, making it unobtrusive in bedrooms or living areas.

This model is a single-zone system, so it’s best suited for cooling and heating one room rather than multiple zones or large homes. Installation is not DIY-friendly and requires a professional, which adds to the initial cost and effort. While the product comes with a strong warranty (10 years on the compressor), the included line set is 16 feet long, so placement options may be somewhat limited.

If you’re looking for an efficient, quiet mini-split for one room and don’t mind arranging professional installation, this unit offers good value with modern smart features and reliable performance.

The Senville LETO Series Mini Split is a solid choice if you need a 2-ton (24,500 BTU) unit capable of cooling or heating spaces up to around 1,250 square feet. Its SEER rating of 17 is respectable, meaning it’s fairly energy-efficient for year-round use, complemented by an inverter compressor that adjusts power use to save energy. The heat pump function works efficiently down to about 5°F, so it can provide heat in moderately cold climates. Noise level is quite low at 34 dB, which should keep your environment quiet and comfortable. This model supports one zone, so it’s best suited for single-room or open-plan areas rather than multiple zones.

Installation includes all necessary components and refrigerant for up to 25 feet of piping, but professional installation is required and labor costs are extra. The unit integrates with Alexa for convenient voice control and remote app access, a nice modern feature that can enhance ease of use. One downside is that the product is rated below some energy star standards and is imported from China, which may concern buyers focused on certification or support. The 5-year warranty on the compressor and parts offers good peace of mind, though labor isn't covered.

This mini-split fits well for homeowners or small businesses looking for a powerful, quiet, and smart-controlled system primarily for a single zone.

The TOSOT 33,600 BTU mini-split unit is a strong choice for those needing to cool or heat medium to large spaces—up to around 2100 square feet. Its 3-ton capacity handles substantial room sizes, making it suitable for single-zone setups in bigger rooms or open-plan areas. Energy efficiency is a highlight here, with a SEER rating of 21, which means it can save a good chunk of your energy bills compared to older or less efficient systems. The system also heats well in cold conditions down to -13°F, which is helpful if you live in a colder climate. Noise levels are impressively low, operating between 22 and 36 decibels, so it won't disturb bedrooms or offices, maintaining a quiet environment.

The unit supports smart features like WiFi control and voice commands, adding convenience for modern users who like remote access or hands-free operation. On the downside, it comes as a single-zone system, so if you want to cool or heat multiple rooms independently, you'd have to look for a multi-zone model instead. Installation can be a bit involved, as with most mini-splits, and you should consider professional help to ensure the line set and electrical work are done correctly. Also, note that the unit ships in multiple packages which might arrive at different times, so plan for that when scheduling installation.

In summary, this TOSOT mini-split offers efficient, quiet, and smart climate control for larger single-zone spaces but isn’t designed for multi-room zoning.