Real owners lean toward the Philips Sonicare ProtectiveClean 4100: 64% of 22 owners recommend it, vs 9% of 33 for the Philips Sonicare ProtectiveClean 6100.
Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score
“Really impressive materials, and found even a 1-year of additional warranty”— @rolly5888 on YouTube
“Sonicare Premium 6100 works best 👌 👍 when paired with the electric waterflosser”— @philippegarceau on YouTube
“The quality of Sonicare is not the same anymore,their new products are so fragile”— @lastsamuraial on YouTube