Since the Dyson V11 uses such sophisticated technology ... The only signs of wear are some scuff marks on the Torque Drive head. I've also noticed that I get a little less run time on the battery ...

The Dyson V11 is powered by 7-cell lithium-ion batteries ... The V10 Absolute is powered by the Dyson digital motor V10 and features a torque drive cleaner head that removes 25% more dust than ...