Samsung Droid Charge vs iPhone 4 – Full Specs Compared Samsung Droid Charge is the second 4G LTE phone on Verizon’s LTE network. iPhone 4 CDMA model is already on the Verizon’s CDMA network. Samsung Droid Charge is compatible with 3G CDMA Ev-DO network, where there is no 4G coverage the phone will switch to […]