Known as the "budget smartphone" by T-Mobile because it's priced under $100 (w/ two year contract, after rebates), the Samsung Exhibit 4G runs Android 2.3 and is powered by a 1GHz Hummingbird processor. It features a front-facing VGA camera, rear-facing 3.0 megapixel camera, and 4G connectivity through T-Mobile's HSPA+ network.