Audio file size
Duration × format → MB; how much fits on a drive
Duration, min
FLAC is lossless ~50–60% of WAV. Opus 96–128 kbps is near-transparent for speech/podcasts. For track archives — WAV/FLAC; for distribution — AAC/Opus.
By format
60 min
| Format | MB | Hours in 64 GB |
|---|---|---|
| WAV 44.1/16 stereo | 620,1 | 0 |
| WAV 48/24 stereo | 1 012,5 | 0 |
| FLAC (~60% of WAV) | 373,5 | 0 |
| MP3 320 kbps | 140,6 | 0 |
| MP3 192 kbps | 84,4 | 1 |
| AAC 256 kbps | 112,5 | 1 |
| Opus 128 kbps | 56,3 | 1 |