Built around a Super 35mm Dual Gain Output (DGO) sensor and powered by Canon's DIGIC DV7 image processor, the C300 Mark III delivers exceptional image quality with up to 16+ stops of dynamic range. This sensor configuration supports high-resolution 4K DCI and UHD recording at frame rates up to 120 fps, offering flexibility for capturing cinematic sequences with stunning detail and lifelike colors.

The camera's Dual Pixel CMOS AF technology ensures fast and accurate autofocus performance, enhanced by Touch AF functionality for intuitive focus control directly on the camera's touchscreen LCD. The C300 Mark III supports Canon Log 2 and Canon Log 3 gamma profiles, enabling filmmakers to achieve precise color grading and cinematic looks in post-production. It includes built-in ND filters with 2, 4, 6, 8, and 10 stops for seamless exposure control, eliminating the need for external filters and enhancing workflow efficiency on set. The camera also supports Cinema RAW Light and XF-AVC recording formats, providing versatile options for high-quality video production and efficient post-production workflows.

With comprehensive connectivity options, including 12G-SDI, HDMI, and a dedicated Genlock/Sync Out port, the C300 Mark III facilitates integration with external monitors, recorders, and audio devices. It features dual CFexpress card slots for high-speed recording and backup capabilities.