Nokia Lumia 920's camera

Nokia Lumia 920 own nest camera function in smart phones, camera key is sensor, lens and image processing capabilities. No other competitors use optical iamge stabilizer len in smart phone except Nokia. 920 sensor technology let come in light amout up ordinary smartphone several times, it has SLR camera highly noise reduction feature. So in Midnight Central Park, ordinary smartphone with close flash shooting picture is large areas of drakness, open flash prespect is light, background is dark. But the 920 picture is clear. Some users despair the 920 pixels, they think the pixels should be 4.1MP. But i think the 920 do not need to this level pixels, Unser the phone network speed, storage space and network setting permise, phone ultra-high pixel do es not actially use.