IGTV video must be a MP4 clip longer than one minute, less than 15minutes if uploading from your mobile or 60minutes if posting from web. Aspect ratio: 16:9 or 9:16. Minimum frame rate: 30FPS. Minimum resolution: 720P. The maximum file size: 650MB (10minutes or less), and 3.6GB (up to 60minutes).
In-feed Instagram video should be in MP4 or MOV format. Video length: 3 to 60 seconds. Aspect ratio: 1:91:1 (landscape), 1:1 (square), and 4:5 (vertical). Max Frame rate: 30FPS. Max Resolution: 1080P. Max File size: 4GB.
Instagram story video should be a MP4 or MOV Video less than 15 seconds. Aspect ratio: 9:16. Minimum frame rate: 30FPS. Maximum file size: 4GB.