Moving upwards, the C5510 adds in a dual-band 3G radio, 16GB expandability, and a 2 megapixel fixed-focus camera, while the S6700 slider (pictured) tops out the range with HSDPA, a 3 megapixel camera with autofocus and dual-LED flash, GPS, and 120MB of storage on board.
ENGADGET: Samsung announces four phones spanning the low to midrange