Quick comparison
| Feature | Oral-B iO5 | Philips Sonicare 4100 |
|---|---|---|
| Verdict | Buy | Buy |
| Typical price | £90–£140 | £35–£55 |
| Best for | Best clean | Value |
| Key feature | Magnetic iO drive with smart pressure sensor | Sonic clean with pressure sensor |
| Modes | 5 | 1 |
| Battery | 2–3 weeks | 2 weeks |
| Where to buy | Check Price Paid link | Check Price Paid link |
Main differences
Clean
iO5 cleans slightly better.
Price
Sonicare 4100 is much cheaper.
Heads
iO heads cost more.
Which should you choose?
What matters most
Focus on the differences above rather than spec-sheet numbers. See more options in our best electric toothbrushes list.
Not sure about either? Consider these
Oral-B · Electric toothbrushes
Oral-B Pro 3 3500
Buy it if you prefer round heads
- Verdict
- Buy
- Best for
- Value Oral-B
- Typical price
- £40–£65
Pros
- Visible pressure sensor
- Travel case
Cons
- Louder
Check Price on Amazon Paid link
Frequently asked questions
Which is better, Oral-B iO5 or Philips Sonicare 4100?
iO5 for the deepest clean and smart pressure feedback; Sonicare 4100 for great value.
What is the main difference?
iO5 cleans slightly better.