hi ng, i wish to chane my bike... i looked at these: http://www.fahrrad.de/fahrraeder/mountainbikes/giant-xtc-2-disc/3427.html http://www.boc24.de/epages/bicycles.storefront/485faf8100167da7271bc240efa206ee/Product/View/124052?CatID=350000927&articlePaging=20&ProdPerPage=20 http://www.fahrrad.de/fahrraeder/mountainbikes/vermont-yawgoo/12136.html http://www.fahrrad.de/fahrraeder/mountainbikes/corratec-x-vert-s-lite-01/13566.html would be nice if someone give me some clues or recommendation / share experince according to these models... which one is the best? for me is a comfort not im****tant... well i know, that if i am not fast, than the good bike will not make me fast... but anyhow perhaps one of these could give me a bit more speed, than the other... would be graet to hear from you thanx magda