Gentle Electric Brushes
Compare pressure sensors, gentle modes, intensity settings, timers, and soft-head compatibility without drifting into medical claims.
Philips HX2421 Smart Sonic Electric Toothbrush: Up to 30,000 brush strokes/min
This Philips electric toothbrush is designed for anyone seeking a more effective clean than manual brushing provides. It's perfect for busy professionals who want to maintain dental health without spending extra time at the sink.
While many focus on the power of electric toothbrushes, this model emphasizes gentle precision. The Sensitive mode offers a comfortable experience for those with sensitive gums, while still delivering up to 30,000 brush strokes per minute. You'll notice the slim ergonomic handle fits naturally in your hand, making it easy to reach back teeth without strain.
The rechargeable battery lasts up to two weeks on a single charge, so you can travel without the charger. The easy click-on brush heads simplify replacement, and the included Gentle Clean standard head helps reduce cavities effectively. Compatible with standard brush head systems, it works seamlessly in any bathroom routine.
Features
- Up to 2 weeks operating time
- Helps reduce cavities
- Slim ergonomic design
- Easy click-on brush heads
- Light shows battery status
- Up to 30,000 brush strokes/min
General specs
- Brand: Philips
- Model: HX2421
- Seller: Joom
- ID: 6929712463d3bd0175b80394
- Brand: Philips
- Technology: Sonic
- Model Number: HX2421
- Product Type: Electric Toothbrush
- Smart Features: Yes
- First listed by seller: 12/6/25
If you are interested in more details, you can find full information on the seller's page.
$62.93
Last price update: 3/18/26
Available to order
Price History for seller Joom
Shipping options
Delivery to 
United States
United States
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| Brand | Philips | TEETHEORY | Marlincare | Oral-B | Philips | Oral-B |
| Model | HX2421 | GEHP199A | M10PRO | G3.2i6.1KD | HX9690/05 | 1000 |
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| Price | $62.93 | $19.99 | $19.97 | $109.99 | $199.99 | $49.94 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Feb 12, 2026 | May 27, 2026 | Apr 16, 2026 | Mar 21, 2026 | Apr 1, 2026 | May 27, 2026 |
| Technology | Sonic | Sonic | Sonic | |||
| Timer | 2-minute | Yes | 2-minute | |||
Philips HX2421 Up to 30,000 brush strokes/min
$62.93
When this device makes sense
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