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Sonic Comparer
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2100 Series Budget

Sonicare 2100

Discontinued

Independent take on the 2100 Series — what it's for, what's missing, and where it fits.

At a glance

Cleaning Modes
1
Cleaning Modes
Intensity Settings
1
Intensity Settings
Pressure Sensor
—
Pressure Sensor
BrushSync
—
BrushSync
Bluetooth
—
Bluetooth
Battery Life
14d
Battery Life
Travel Case
—
Travel Case
HX SKU
HX3651/13
HX SKU
Price Tier
Budget Price Tier

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Where to buy

No longer available

All HX variants

Each variant represents a regional or color-specific SKU. Select the one that matches your product.

  • HX3651/12 Germany / EU No longer available
  • HX3651/13 United States No longer available

Pros and cons

Pros

  • Excellent value for daily cleaning basics
  • Durable construction with long brand heritage
  • No subscription or smart features to manage

Cons

  • No pressure sensor feedback to prevent gum damage
  • Limited to single cleaning mode
  • Lower battery longevity requires frequent charging

Brush head compatibility

Designed around Philips' click-on brush head ecosystem.

  • Sensitive — Sensitive — Designed for sensitive gums and teeth
  • Standard — Standard — Daily cleaning and maintenance
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