The UE 6.9 brings pretty much the same network coverage, cam, Bluetooth, media capabilities, and on-board memory as the 9.9 but had to forgo the microSD card and flash while dropping down to a 1.9-inch 176x220 262k TFT display in order to slip into that world's slimmest, 6.9-mm, 2.33-ounce dress.
ENGADGET: Samsung's Ultra Edition 9.9, 12.9, 6.9: World's slimmest cellphones launched