Motorola A3100 official Pictures. Motorola A3100 is a Smartphone of motorola. The Motorola A3100 Windows Mobile Smartphone. Announced Jan 2009. Features 2.8″ Display, MSM7201A Chipset, 3.15 MP Primary Camera, 1170 MAh Battery, 256 MB Storage, 128 MB RAM. Motorola A3100 price starts.