If you want to buy a digital camera with high image resolution, maybe Olympus E-P1 will be one of your choice. Olympus’s E-P1 is a compact digital SLR (DSLR) camera based on the Micro FourThirds technology with 12.3 Megapixel image sensor and gets the TruePic V image processor , a 3-inch LCD display, Live View auto focus and  E-P1 DSLR also offers ISO up to 6400, 720p HD video recording.