HI iwant to buy a SM50CC and after a big research i want the DERBI DRD PRO 50CC OR THE DERBI SENDA E-XTREME 50CC.And i want to know wich is the FATSER with the most MAX.SPEED AND HP wich have beter driving skills and wich tuned beter.I wait for anser (^_^) plz anser at my email nasos3526@yahoo.gr