If you want a smart electric heater that will work in every room of your home, including the bathroom, then I might have just tested the ideal option

Mill WiFi Max 1500W portable heater standing on the floor next to a wooden chair.

With households seemingly more aware of their energy usage than ever before, staying warm in the most cost-effective way possible will be high priority for most. And I've found that complementing my central heating system with one of the best electric heaters the ideal sweet spot between keeping warm and keeping my bills as low as possible.

But I had never used a smart electric heater before and so I was intrigued to put the Mill WiFi Max 1500W portable heater through its paces, and see whether this could help improve comfort levels, without increasing my bills, all while making my life easier.