I’ve tried holding the power button down for 10 seconds and tried again with both toothbrushes with no success. The clue is in the name: soft yet durable bristles; sonic pulse tech that eradicates built-up residue; a three-week battery that simply won’t quit; a travel case; and three intensities of pulse depending on how much pressure you need.

Oral-B combines both the typical oscillating motion of the brush head with gentle micro-vibrations for a best-of-both-worlds clean that is unrivalled by any other brush. To better customize our communications to your interest we will combine the data you are providing above with other data we may have collected about you from multiple sources and third parties. Oral-B's iO series stands out above the rest for the unparalleled AI integration that we just didn't know we needed; though be prepared to spend more on these ones. If using the app at the same time as brushing, the screen on the app will also illuminate red and tell you to reduce the pressure should you apply too much to the teeth. Without trying to drone on like your dentist, the best electric toothbrushes are one of the best ways to improve your dental hygiene, and that's a fact.This may wipe some data from the toothbrush, but given its a new toothbrush with not much history you might not be too worried.

Hunting for healthier gums shouldn’t be a difficult venture when you’ve got the right tool for the job, and one of our favourite models is the Philips Sonicare Expertclean 7300.The round brush heads are also said to promote healthier gums and remove stains, giving your teeth a whiter appearance from the first use on. For more fashion, grooming and technology releases delivered straight to your inbox, sign up for our GQ Recommends newsletter. Philips offers alternative sonic options which can be kinder to your gums if the oscillating option is too abrasive. Bluetooth-enabled electric smart brushes like the Oral-B smart series also give you a score with real-time feedback via the brand’s Oral-B app, prompting you to forever be hunting for the perfect score every time you brush for a dentist-recommended smile. I have been attempting to pair them up with the Smart Guide (a brilliant if simple piece of kit) as your reviews suggest but to no avail.