gti1118 years ago000What is the difference between the ER-GP21-K801 and the ER-GP22-K801? which is the newer model?Show in original language (German)Anonymous7 years ago000The scope of delivery seems to be different, as well as the technology used. www.galaxus.ch/de/Comparison/5765071-5765090 The ER-GP22-K801 seems to be newer.Show in original language (German)Comment