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 EX38DTWP is a direct vent wall-mounted propane heater designed to efficiently warm indoor spaces up to about 1,600 square feet. With a heating capacity of 36,500 BTU (around 10,700 watts), it provides strong heat output suitable for medium to large rooms like bedrooms or home offices. The heater features a programmable thermostat with smart technology, allowing you to set and control temperatures conveniently, even remotely if integrated with Wi-Fi.

Safety is a key highlight: it has a cool-to-the-touch cabinet and built-in self-diagnostic electronics, making it a safe option for homes with children. Its energy efficiency is notable, as it uses advanced modulating technology to adjust heat output precisely to your needs, helping reduce fuel consumption and save on energy costs. Noise levels are minimal, making it a quiet heating solution that won’t disturb your daily activities or sleep.

Being a wall-mounted unit fueled by propane, it’s not portable and requires professional installation and a gas connection, which can limit flexibility in placement compared to electric portable heaters. Also, at over 100 pounds and sizable dimensions, it demands dedicated wall space and sturdy mounting. This heater performs especially well if you want reliable, efficient, and safe heating integrated into your home infrastructure, particularly if you prefer gas over electric heating. However, if you need something lightweight or easy to move from room to room, this model may not be the best fit.