how much do cheap cells hinder performance

[nbcaznmaster]

Originally posted by stampy
well i wish i could test and try it out but i cant:( broke my 7018 about 4-5 mouths ago. plus i need so much to get it going. im ether going 8ib3800s or a 2500mah lipo from flightpower. plus i need a charger a balancer and a low voltage detector if i go lipo and ubec and a controller. lots of money for all that so its gunna be awhile.
o btw if i go lipo am i going to see any performance gain from a lipo pack? i know the pack i wont is under half the weight of 8 ib3800s but how much will i gain from that weight drop?

u mean ib4200s! lol