10 Best Space Heaters 2026 in the United States

The Dyson PureHot + Cool is a versatile device combining a space heater, air purifier, and fan in one unit. It uses a powerful HEPA filter that captures 99.97% of tiny particles like allergens, dust, and smoke, making it a good choice if you want cleaner air along with heating. The heater can warm up rooms up to around 800 square feet and projects heat evenly thanks to its Air Multiplier technology. It also has a real-time pollution monitor and can be controlled via an app, which adds convenience and precise temperature control.

Safety features include automatic detection of air quality and a sealed filter system. Dyson claims it operates quietly, especially in purifier mode, which is nice for bedrooms or offices. The unit weighs about 12 pounds and stands around 30 inches tall, so it’s somewhat portable but not very compact. The main downside is that its price and complexity might be more than what a simple space heater user needs, especially if air purification isn't a priority. Also, since this model is refurbished, some users may prefer a brand-new unit for peace of mind.

This product is well-suited for those who want a combination of clean air and heating with smart features, rather than just a straightforward heater.

The Dyson Hot+Cool AM09 is a unique tower heater that uses a bladeless design, making it safe and easy to clean compared to traditional heaters with visible fan blades. It provides both heating and cooling, making it convenient as a year-round device. The heater uses radiant technology combined with forced air to quickly warm a room such as a bedroom or home office. It operates on standard electric power (120 volts) and offers two speed settings, allowing control over heat output and airflow.

A built-in thermostat helps maintain a steady temperature, which improves comfort and energy efficiency by preventing overheating. The device tends to be quieter than many conventional heaters, thanks to its bladeless motor design, which reduces noise. Portability is reasonable—the unit weighs about 7.85 pounds and stands upright as a floor-mounted tower, making it relatively easy to move, though it is not as light as some compact heaters.

Safety features include the bladeless design, which reduces the risk of burns or injuries. The Dyson AM09 comes with a 90-day warranty, which may be a consideration for long-term reliability. Its price is generally higher than basic space heaters due to its advanced design and brand reputation. This model suits those looking for a stylish, quiet, and safe heater with both heating and cooling functions, while budget-conscious buyers or those needing to heat larger spaces might prefer more affordable or higher-capacity alternatives.

The Rinnai EX38DTWN is a natural gas-powered, wall-mounted space heater designed to warm indoor areas up to about 1600 square feet. Its direct vent and advanced modulating technology help maintain consistent temperatures by adjusting heat output to your needs, which supports energy efficiency and reduces fuel use. The heater produces 38,400 BTU, making it suitable for medium to larger rooms like bedrooms or home offices. It includes a programmable thermostat that can connect to Wi-Fi systems, allowing you to easily set and control temperatures for your comfort. Safety is well thought out with a cool-to-the-touch exterior and self-diagnostic electronics, making it safer for homes with children. Noise levels are described as noiseless, so it won’t disturb quiet environments.

This unit is quite heavy and designed for wall mounting, so it’s not portable and requires professional installation and a natural gas connection. While it may not suit those looking for a simple plug-in electric heater, it represents a strong choice for homeowners wanting an efficient, reliable, and space-saving heating solution that integrates smart controls and safety features.