Thunderbolt if given the chance. Verizon's LTE wunderchild has had all sorts of issues from the beginning, some of which are still ongoing. Tough battery life, random reboots, you name it. That said, it's still an imposing, beautiful device, and if those quirks ever get ironed out, it's easily one of the best 4G phones on the market. You know the deal -- toss your suggestions for reworking the Thunderbolt down in comments below, particularly if you're one of those early adopter types who've been saddled with said bugs from the start.