ProRes 422 HQ at 4K UHD (3840×2160): bitrate and storage
ProRes 422 HQ (Apple ProRes) is a 10-bit 4:2:2 intra-frame codec with a typical compression ratio of 11:1. The table below shows the video data rate and the storage it needs at 4K UHD (3840×2160) for the most common frame rates — video only, audio not included.
| Frame rate | Bitrate | Data rate | Storage / minute | Storage / hour |
|---|---|---|---|---|
| 23.976 fps | 704.0 Mbps | 88.00 MB/s | 5.28 GB | 316.8 GB |
| 24 fps | 704.7 Mbps | 88.09 MB/s | 5.29 GB | 317.1 GB |
| 25 fps | 734.1 Mbps | 91.76 MB/s | 5.51 GB | 330.3 GB |
| 29.970 fps | 880.0 Mbps | 110.00 MB/s | 6.60 GB | 396.0 GB |
| 50 fps | 1,468.1 Mbps | 183.51 MB/s | 11.01 GB | 660.6 GB |
| 59.940 fps | 1,760.0 Mbps | 220.00 MB/s | 13.20 GB | 792.0 GB |
Figures use decimal units (1 GB = 1000 MB), the convention used by drive and camera manufacturers. Computed with the same calculation engine as the Workflow Data Calculator — open it to add audio, multiple streams, backup copies, offload time and storage cost to this estimate, or to export a PDF report.
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Certified Adobe & Blackmagic training and postproduction workflow consulting by Jorge Mochón — jmochon.training