Despite the teething issues, Dyson’s Camerajet toothbrush packs in a lot of clever tech – but is it worth £420?

Dyson’s first electric toothbrush watches you brush and flosses for you, but there are far cheaper ways to get an effective clean

• The best electric toothbrushes for every budget

When Dyson announced it was entering the toothbrush market, the world responded almost as one: “Four hundred and twenty pounds? For a toothbrush!?”

No, it wasn’t a stray decimal point – or if it was, Dyson is doubling down and leaning into the mistake. Unlike high-end brushes from Oral-B or Philips Sonicare, where the “recommended” in “recommended retail price” is doing a heroic amount of heavy lifting given the frequent discounts, the Dyson CameraJet will actually set you back £419.99.