The h.264 video can be switched between all inter frame and IPB with bidirectional prediction to reduce file size.

[11] The camera features an ISO setting range from 50 to 204,800 which can be selected automatically or adjusted manually.

[10] According to Canon, the maximum shooting rate is reduced to 10 fps at ISO settings of 32,000 and higher.

According to Canon's website, the EOS-1D X model comes equipped with:[15] Canon issued a product advisory indicating that insufficient lubrication within the camera's driving mechanism may lead to excessive wear, potentially causing autofocus to fail and the viewfinder image becoming "blurry" or "not steady".

VIDEO: 720p | 1080p | Uncompressed 1080p | 4K | 5.5K | 8K ⋅ SCREEN: Flip (tilt) F , Articulating A , Touchscreen T ⋅ BODY FEATURE: Weather Sealed

SPECIALTY MODELS: Astrophotography a | Cinema EOS C | high resolution camera S | no AA filter effect R ⋅ FIRMWARE ADD-ON: x Magic Lantern Support