Beyond MP3 and FLAC
Most people know MP3, and audiophiles love FLAC — but the audio format world extends much further. WAV, AIFF, and OGG each have distinct roles in the digital audio ecosystem. Understanding what they are and when to use them can help you make smarter decisions about your music collection and audio workflow.
WAV (Waveform Audio File Format)
WAV is one of the oldest and most fundamental digital audio formats, developed by Microsoft and IBM in 1991. It stores audio in an uncompressed, lossless format — meaning what you hear is a precise digital representation of the original sound, with no compression applied.
- Compression: None (uncompressed)
- Quality: Perfect — identical to source
- File size: Very large (~10 MB per minute at CD quality)
- Compatibility: Universal — supported everywhere
- Metadata support: Limited
When to use WAV: Professional audio production, recording studios, video editing timelines, and any workflow where you need maximum compatibility and zero quality loss. WAV is the standard for audio masters.
AIFF (Audio Interchange File Format)
AIFF was developed by Apple in the late 1980s and is essentially Apple's equivalent of WAV. Like WAV, it is uncompressed and lossless, producing identical audio quality. The key difference is that AIFF has better support for metadata — you can embed artist, album, and track information natively.
- Compression: None (uncompressed)
- Quality: Perfect — identical to source
- File size: Very large (similar to WAV)
- Compatibility: Excellent on Mac/Apple; good on Windows
- Metadata support: Good
When to use AIFF: Apple-centric audio production workflows, DJs using Serato or Rekordbox on Mac, and anyone who needs uncompressed audio with proper metadata support on Apple hardware.
OGG Vorbis
OGG (technically OGG Vorbis) is a free, open-source lossy compressed audio format — think of it as an open-source alternative to MP3 or AAC. Developed by the Xiph.Org Foundation, it generally delivers better audio quality than MP3 at equivalent bitrates.
- Compression: Lossy
- Quality: Very good for its file size
- File size: Similar to MP3
- Compatibility: Good on Android, Linux, and PC; limited on Apple devices
- Metadata support: Excellent (Vorbis comments)
When to use OGG: Open-source projects, game audio, Spotify (which internally uses OGG Vorbis for streaming), and any situation where you want a patent-free alternative to MP3.
Comparison at a Glance
| Format | Type | File Size | Quality | Best Use Case |
|---|---|---|---|---|
| WAV | Lossless, uncompressed | Very Large | Perfect | Studio production, video editing |
| AIFF | Lossless, uncompressed | Very Large | Perfect | Mac/Apple workflows, DJ software |
| OGG Vorbis | Lossy, compressed | Small | Very Good | Streaming, games, open-source projects |
Should You Use Any of These?
For most listeners building a personal music library, FLAC remains the best lossless option (smaller than WAV/AIFF with full metadata support). However:
- If you work in audio production or video editing, WAV is the industry standard.
- If you're a Mac-based DJ or producer, AIFF fits naturally into your workflow.
- If you want open-source compressed audio, OGG outperforms MP3 quality-per-bit.
Knowing these formats gives you the flexibility to handle audio professionally in any context.