10 Best Smart Air Conditioners 2026 in the United States

The LG 24,500 BTU Smart Window Air Conditioner is designed to cool large spaces, up to about 1,560 square feet, making it a suitable choice for big bedrooms, living rooms, or small apartments. Its cooling power is strong enough to provide comfortable temperatures in sizable areas. The unit features LG’s ThinQ smart technology, allowing you to control it remotely via smartphone or voice assistants like Alexa and Google Assistant, which adds convenience if you want to adjust settings without getting up.

It offers three fan speeds and a 24-hour timer, so you can customize airflow and set schedules to save energy. The noise level can be as low as 50 decibels on the quiet setting, which is relatively mild and should not be disruptive in most home environments. It also includes a filter reminder light to help maintain clean air. Installation is straightforward with the included window kit, but being a window unit, it requires a suitable window and some effort to set up.

The energy efficiency rating (SEER 10.3) provides decent performance, though it may not offer the highest level of energy savings. The 1-year warranty is standard for this type of product. This LG model stands out for its strong cooling capacity and smart features, making it well suited for users needing to cool larger rooms while enjoying convenient remote control options.

The LG 12,000 BTU Smart Window Air Conditioner is designed for cooling rooms up to about 550 square feet, making it a solid choice for medium to large spaces like kitchens or living rooms. Its cooling power is strong, and with three fan speeds plus an auto cool mode, you can easily adjust airflow to your comfort. One standout feature is the smart control via the LG ThinQ app and compatibility with Alexa and Google voice commands, allowing you to manage settings from anywhere or hands-free, which adds convenience.

It operates quietly at 52 decibels on its lowest setting, minimizing disturbance during daily activities. The unit includes a dust filter and a filter reminder to help keep the air cleaner and the system running efficiently. Installation is typical for window units and comes with an installation kit; however, it requires fitting into a window, which may not be suitable for every room or window type.

With a Seasonal Energy Efficiency Ratio (SEER) of 12, it is not Energy Star certified, so it might not be the most energy-saving option. It features auto restart after power outages for added reliability. The unit is relatively heavy at 81 pounds and fairly large, which could make installation challenging for some. The warranty covers parts and labor for one year. This LG smart air conditioner provides good cooling capacity with useful smart controls and quiet operation, making it a strong choice for those seeking a balance of power and convenience for medium-sized rooms. If energy savings are a priority, considering models with Energy Star certification may be advisable.

The Senville LETO Series Mini Split Air Conditioner Heat Pump is a versatile option with a cooling capacity of 12,000 BTU, which is suitable for medium-sized rooms. Its SEER2 rating of 20.8 indicates high energy efficiency, helping to reduce electricity costs. The integration with Alexa is a standout feature, allowing voice control and remote adjustments, adding to the convenience and smart home integration appeal.

The unit works as a 4-in-1 system, providing air conditioning, heating (functional down to 5°F), dehumidifying, and fan options, making it useful year-round. Additionally, it includes a DC Inverter for quieter and more efficient operation and is stylishly designed for both home and commercial use. However, it is not Energy Star compliant, which might be a concern for those looking for products with this certification. Installation requires a professional, which can add to the initial cost.

Despite these points, the included installation package and a 5-year warranty on parts and the compressor offer peace of mind. This unit is ideal for users seeking a smart, energy-efficient, and multi-functional air conditioning solution with robust support and warranty options.