Product comparison · 2 electric toothbrushes

Philips Sonicare DiamondClean Smart Sonic electric toothbrush with app HX9903 vs Philips Sonicare DiamondClean Smart HX9924

Key differences

Number of teeth brushing modes
- Sonicare DiamondClean Smart Sonic electric toothbrush with app HX9903:4
- Sonicare DiamondClean Smart HX9924:5
Product colour
- Sonicare DiamondClean Smart Sonic electric toothbrush with app HX9903:Pink
- Sonicare DiamondClean Smart HX9924:Pink, White
Display type
- Sonicare DiamondClean Smart Sonic electric toothbrush with app HX9903:LED
- Sonicare DiamondClean Smart HX9924:LCD
Number of brush heads included
- Sonicare DiamondClean Smart Sonic electric toothbrush with app HX9903:3 pc(s)
- Sonicare DiamondClean Smart HX9924:4 pc(s)

Differences highlightedShow differences only

Comparison of HX9903/21, HX9924/22
50 specifications	A Philips Sonicare DiamondClean Smart Sonic electric toothbrush with app HX9903 Model HX9903/21 View product	B Philips Sonicare DiamondClean Smart HX9924 Model HX9924/22 View product
Features3 differ
Number of teeth brushing modesDiffers	4	5
Product colourDiffers	Pink	Pink, White
Display typeDiffers	LED	LCD
Poweridentical
Charging baseKnown for one	Yes	Unknown — not stated by the source
Packaging content1 differ
Number of brush heads includedDiffers	3 pc(s)	4 pc(s)
Tongue cleaner headKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Whitening benefitsKnown for one	Up to 100% less stains	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.