J jerrahh macrumors regular Original poster Oct 15, 2011 #1 if i use the sim card from my iphone 4. it will be slower then the sim that came with my iphone 4s? i put my sim from the 4 in the 4s after activating the old sim.
if i use the sim card from my iphone 4. it will be slower then the sim that came with my iphone 4s? i put my sim from the 4 in the 4s after activating the old sim.