Canon EOS 1D X comes with a full-frame 18.1 Megapixel CMOS sensor and all-new Dual DIGIC 5+ Image Processors, delivering high quality image capture at up to 12 fps (14 fps in Super High Speed Mode) and a powerful ISO range of 100 - 51200 (up to 204800 in H2 mode) provides sharp, low-noise images even in the dimmest low-light conditions.