Free calculator
Video Bitrate Calculator
Free Video Bitrate Calculator with instant browser-based results and a clear calculation breakdown.
📹 Video Bitrate Calculator
Calculate the required video bitrate based on resolution, frame rate, and quality settings. This helps estimate file sizes and streaming requirements.
Please enter a valid width (1-7680 pixels)
Please enter a valid height (1-4320 pixels)
Please enter a valid duration (1-86400 seconds)
How It Works
Formula: Bitrate (Mbps) = Width × Height × FPS × Quality Factor × 0.000001
The quality factor represents bits per pixel per frame. Higher resolutions, frame rates, and quality settings require higher bitrates. The file size is calculated as: Bitrate × Duration ÷ 8 (to convert bits to bytes).
Note: These are estimates. Actual bitrates vary based on codec efficiency (H.264, H.265, VP9, AV1), content complexity, and encoder settings.
Want to understand the calculation?
Read the guideSee examples, formula notes and limitations.