20.1MP 1″ Stacked CMOS Sensor and DIGIC 8 Processor Featuring a large 20.1MP 1″ stacked CMOS sensor, along with a DIGIC 8 image processor, the G7 X Mark III offers notable imaging performance characterized by high speed and low noise. The stacked sensor design, coupled with the DIGIC 8 processor, affords especially quick focusing speeds, up to 20-fps continuous shooting, and UHD 4K30p and Full HD 120p video recording. Also unique, this camera supports vertical video recording along with live streaming through YouTube, via a Canon iMAGE GATEWAY account, and the ability to use an external microphone and clean HDMI output further enhances recording quality. 4.2x Optical Zoom Lens