Nokia Lumia 820 features: Screen and Display: 4.3 inches AMOLED capacitive touchscreen 480 x 800 pixels and 217 ppi pixels density Camera: 8 MP rear camera with autofocus, Geo Tagging, Carl Zeiss Tessar lens, F2.2, dual LED flash 3264 x 2448 pixels Front facing camera: VGA Dimensions:  123.8 x 68.5 x 9.9 mm Weight 160 gms. Memory: 1 MB