TRUE COST

Philips Sonicare 6100 Review

£89 purchase price 4.3/5 value rating Based on 14 brushes

Lifetime cost

3 years of ownership

Handle £89

Brush heads £54

Electricity £3

Total (3 years) £146

Cost per brush £0.07

Compared with Manual Toothbrush

Manual Toothbrush £39

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Best alternative

Lower handle cost with similar ongoing head replacement pressure.

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Comparison

Metric	Philips Sonicare 6100	Oral-B iO 3	Manual Toothbrush
Purchase price	£89	£70	£3
Annual running cost	£19	£21	£12
Ownership cost	£146	£133	£39
Cost per use	£0.07	£0.06	£0.02
Value note	Good feature set, but branded heads are the main recurring cost.	Lower handle cost with similar ongoing head replacement pressure.	Very low cost, but replacement cadence still matters.