A:Answer Dear customer, below are the differences between Pure One S12 and Pure One S11:
1. The digital screen of S12 is smarter and more visual than S11.
2. The suction power of S12 is stronger than S11.
3. You can adjust the suction power manually with S12, but S11 only has AUTO and MAX mode.
4. The running time of S12 is a litter longer that S11.