iPhone4 Camera is the real camera and you can take real photos. The iphones4 5 megapixels is the smart camera that have wide dynamic range and performs superbly in low-light.
It have two cameras, its new front-facing camera is a VGA camera.
iPhone 4 camera is outperformed the HTC Droid Incredible and HTC EVO 4G.
You can zoom in up to 5x and capture high-definition 720p video.