Philips Series 9000
1 x
Question about Philips Series 9000
difference between shearhead sh91/70 and sh91/50
kein Unterschied
https://www.documents.philips.com/assets...
The outer parts look different, while the inner parts ("blades") are identical.
Difference between Philips Scheerkopf SH91/70 and SH91/50
The Philips SH91/70 and SH91/50 replacement shaving heads are technically identical, but differ primarily in terms of packaging and distribution channel, not function or compatibility.
According to KI Perplexity