We've tested electric heaters from Argos, DeLonghi, Dimplex, Dyson, Russell Hobbs and more, including electric wall heaters, fan heaters, oil heaters and convectors. We discovered which heat up a ...

We've tested more than 40 electric heaters over several years, including models from Dyson and Dimplex and from top UK retailers such as Argos, Screwfix and more. Our tests found that some are much ...