Motorola Quench XT3 XT502 official Pictures. Motorola Quench XT3 XT502 is a Smartphone of motorola. The Motorola Quench XT3 XT502 Android Smartphone. Announced Jul 2010. Features 3.2″ Display, Snapdragon S1 Chipset, 3.15 MP Primary Camera, 1270 MAh Battery, 100 MB Storage, 256 MB RAM, Corning Gorilla Glass. Motorola Quench XT3 XT502 price starts.