7AM2M Sonic Electric Toothbrush, 6 Heads, Peacock Green

The 7AM2M Sonic Electric Toothbrush is the number 9 entry in this guide. It is a £15.29 rechargeable sonic brush sold with six replacement heads, a claimed 40,000 vibrations per minute, a two-minute timer with a 30-second pacer, USB-C charging and IPX7 waterproofing. Its 4.2 average comes from 2,574 ratings — far more than most of the brushes above it, and enough of a sample that the score means something.

What holds it at number 9 is the listing's own paperwork. The bullets promise "5 customizable modes" and "for Adults&Kids"; the same listing's specification fields record a Number of settings of 1, an Age Range Description of "Adult" and a Target Audience of "Unisex-Adults". The "Unit Count: 6 count" does not mean six toothbrushes either — the bullets confirm those six are replacement heads, and Number of Items is 1. There is a similar split on the head shape, where the bullets describe a "W" design and the spec field says U-Shaped. A brush can still be perfectly good with one speed; the problem is that a buyer reading the page cannot tell which of the two numbers describes what arrives. Everything below comes from the Amazon listing, not from any testing of our own.