Wulli988 years ago+561Can someone show me the difference between the Z625 model and the Z623 model? I can't quite figure it out.Show in original language (German)Sebastien_M8 years ago+7114 Helpful answerHey! They are nearly identical in every way, except the new model has an optical port... :) Sorry ich spreche nicht deutsch..Commentddeubelbeiss6 years ago-303623 has 200 watt. 625 has 400 wattShow in original language (German)Comment