# Which electric toothbrush has the longest battery life? — 经过验证的规格比较

> 所有规格数据均已通过官方渠道验证。

Which electric toothbrush has the longest battery life?

## 产品列表

### Philips Sonicare DiamondClean Smart 9700
```yaml
product: philips-sonicare-diamondclean-smart-9700
brand: Philips Sonicare
price_gbp: 296.62
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
timer: 2 minutes with QuadPacer
brushing_modes: 5
brush_head_type: Smart brush heads
pressure_sensor: Visual pressure sensor
number_of_brush_heads: 4
oscillations_per_minute: 62000
```

- **价格:** £296.62 [^1]
- **概述:** The Philips Sonicare DiamondClean Smart 9700 is a premium sonic toothbrush with five brushing modes, three intensity levels, smart brush-head recognition, app connectivity, and a visual pressure sensor. It suits users who want personalized brushing guidance, multiple cleaning options, and premium charging and travel accessories.
- **最适合:** It suits the longest-battery-life question because it provides up to 2 weeks of use per charge and includes a USB charging travel case for convenient recharging while away from home.

### Philips Sonicare ProtectiveClean 4100
```yaml
product: philips-sonicare-protectiveclean-4100
brand: Philips Sonicare
price_gbp: 2158.71
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
timer: 2 minutes
brushing_modes: 1
brush_head_type: W2 Optimal White
pressure_sensor: true
waterproof_rating: IPX7
number_of_brush_heads: 1
oscillations_per_minute: 31000
```

- **价格:** £2158.71 [^2]
- **概述:** The Philips Sonicare ProtectiveClean 4100 is a rechargeable sonic toothbrush with one Clean mode, a two-minute timer, QuadPacer guidance, and a pressure sensor. It suits beginners and everyday users who want a simple toothbrush with useful brushing assistance and effective plaque removal.
- **最适合:** It suits the question Which electric toothbrush has the longest battery life because the ProtectiveClean 4100 provides about two weeks of battery life on a full charge.

---
## 参考来源
[^1]: Walmart, 访问日期 2026-09-04. https://www.walmart.com/ip/Philips-Sonicare-DiamondClean-Smart-9700-Electric-Toothbrush-Sonic-Toothbrush-App-Pressure-Sensor-Brush-Head-Detection-5-Brushing-Modes-3-Intensity-L/5423547098
[^2]: Lazada, 访问日期 2026-09-04. https://www.lazada.com.ph/products/philips-sonicare-protectiveclean-31004100510061007300-gum-health-rechargeable-electric-toothbrush-with-pressure-sensor-i15461763948.html