Electric toothbrushes run from under £40 to over £500. The question is what the extra money actually buys.
We compared them on Amazon UK, using price, rating and number of reviews. We haven't tested them ourselves. This comparison is based on the Amazon listings and customer ratings, so check the latest price and details before you buy.
| Toothbrush | Approx. price | Rating | Reviews |
|---|---|---|---|
| Oral-B iO2 | £40 | 4.3 | 4,990+ |
| Oral-B iO3 | £60 | 4.4 | 2,940+ |
| Oral-B iO5 | £143 | 4.4 | 3,310+ |
| Oral-B iO9 | £163 | 4.3 | 1,490+ |
| Philips Sonicare 4100 | £50 | 4.2 | 57,870+ |
| Philips Sonicare DiamondClean 9000 | £190 | 4.3 | 1,720+ |
| Philips Sonicare DiamondClean Prestige 9900 | £353 | 3.9 | 2,140+ |
Our take: the dearest brushes add things like pressure sensors, an app and a travel case. Their ratings are no higher than much cheaper brushes. If you will use those extras, fine; if not, a mid-range brush is enough. Replacement heads are a running cost, so check them before you choose.
1. Best value Oral-B: iO3
A 4.4 rating from more than 2,900 buyers at around £60. The iO5 has the same rating at around £143.
Check Price on AmazonAlso consider: Oral-B iO5 Electric Toothbrush — £143 (4.4★, 3,317 reviews)
Compare more in our Best Premium Electric Toothbrushes UK 2026 guide →
2. Cheapest iO: iO2
A 4.3 rating from nearly 5,000 buyers at around £40.
Check Price on AmazonCompare more in our Best Premium Electric Toothbrushes UK 2026 guide →
3. Most reviewed: Philips Sonicare 4100
A 4.2 rating from more than 57,000 buyers at around £50.
Check Price on AmazonCompare more in our Best Premium Electric Toothbrushes UK 2026 guide →
4. Premium Sonicare: DiamondClean 9000
A 4.3 rating from more than 1,700 buyers at around £190. Another listing of the same range is rated 4.0.
Check Price on AmazonAlso consider: PHILIPS Sonicare DiamondClean 9000 Electric Toothbrush — £200 (4★, 4,108 reviews)
Compare more in our Best Premium Electric Toothbrushes UK 2026 guide →
5. Most expensive: DiamondClean Prestige 9900
A 3.9 rating from more than 2,100 buyers at around £353. The lowest rating on this page and the highest price.
Check Price on AmazonAlso consider: PHILIPS Sonicare DiamondClean Prestige 9900 — £550 (3.9★, 468 reviews)
Compare more in our Best Premium Electric Toothbrushes UK 2026 guide →