Oral B SmartSeries 4000 CrossAction review
Test score %
The Oral-B SmartSeries 4000 CrossAction is an electric toothbrush with Bluetooth compatibility that enables it to connect with the Oral-B app. But is this toothbrush more style over substance? And will it tackle plaque as well as other models? Read our review to find out.
- Pros and cons
- What is it?
- What's it great at?
- Is there anything I should watch out for?
- Is there anything else I should know?
- Should I buy it?
Compare retailersPrice updated daily
Prices are ordered from lowest to highest, irrespective of retailer rating, delivery price or stock. We are not able to show every possible online retailer and do not include high street only retailers.
|RetailerRetailer rating||PriceDelivery||In stock|
|Go to store|
The retailers shown are supplied by PriceRunner.co.uk. This may not include every retailer selling the product online. When a retailer link is followed we receive a payment from PriceRunner, irrespective of whether a purchase is made.
Which? is a participant in the Amazon EU Associates Programme, an affiliate programme designed to provide a means for sites to earn affiliate fees by linking to Amazon.co.uk. For products subsequently purchased via Amazon, we receive a payment from them rather than from PriceRunner.
Make smarter choices
- 55%Lowest score
- 75%Average score
- 87%Highest score
How to buy the best electric toothbrush
Experts at Which? offer advice to help you find the best electric toothbrush to suit your budget and your needs. Find out about different types of electric toothbrush, top features to look out for, and how much to spend.
Electric toothbrush brush heads explained
Which? electric toothbrush experts explain everything you need to know about the range of brush heads available from Oral-B and Philips Sonicare. Find out how CrossAction, DiamondClean, ProResults and Trizone heads differ.
Which? Best Buy electric toothbrushes
Looking for an electric toothbrush that's great at cleaning your teeth and has a battery that will hold its charge well? Which? reveals the best electric toothbrushes to buy, including brushes that cost less than £40.