Tools/Audio File Size Calculator
Audio File Size Calculator
Calculate uncompressed file sizes for any combination of duration, sample rate, bit depth, and channel count. Includes compressed format estimates.
min
sec
44,100 Hz × 24 bit × 2 ch × 210s ÷ 8=52.99 MB
FormatSizeNotes
WAV / AIFF52.99 MBUncompressed — full fidelity, large files
FLAC31.80 MBLossless compression (~40–60% of WAV)
MP3 320 kbps5.30 MBLossy — high quality, ~10% of WAV
MP3 128 kbps2.12 MBLossy — streaming quality, ~4% of WAV
AAC 256 kbps4.24 MBLossy — Apple standard, ~8% of WAV
Compressed format sizes are estimates. Actual FLAC sizes vary with audio content; MP3 and AAC are fixed-bitrate estimates. Header overhead is not included.