MIDI vs. Digital Audio: Key Differences Every Producer Must Know
MIDI is a data protocol that tells devices which notes to play, when, and how loud—tiny text commands, not sound. Digital Audio is actual recorded sound waves stored as PCM samples, like WAV or MP3 files.
Producers hear “export MIDI” and think it’s audio, but they’re exporting sheet music, not audio tracks. Meanwhile, dragging a WAV into a sampler feels like MIDI because it triggers samples, blurring the two in everyday workflow.
Key Differences
MIDI files are kilobytes, editable note data; digital audio files are megabytes of fixed sound. MIDI needs a synth to hear it; audio plays anywhere. MIDI edits change performance; audio edits alter waveforms.
Which One Should You Choose?
Use MIDI when you want flexible orchestration, quick edits, and small project sizes. Choose digital audio for vocals, live instruments, or when you need the exact tone and feel captured in a take.
Examples and Daily Life
Sketching chords in Ableton? That’s MIDI. Recording a guitar riff on your phone? That’s digital audio. Swapping a software piano for a grand later? Only possible with MIDI.
Can I convert MIDI to audio?
Yes—route the MIDI track to a virtual instrument, record the output, and bounce to WAV or AIFF.
Why does my MIDI sound different on another computer?
Different synths interpret the same MIDI data, so patches and settings may not match.
Is streaming Spotify digital audio or MIDI?
Spotify streams compressed digital audio files; no MIDI involved.