AAC vs WAV: Which Audio Format Should You Use?

AAC vs WAV compared: WAV stores audio uncompressed for mastering and archiving, AAC compresses it for delivery. See where each format belongs.

AAC Format

AAC is an advanced audio codec that provides better quality than MP3 at similar bitrates.

WAV Format

WAV is an uncompressed audio format that preserves the original sound quality perfectly.

AAC

WAV

Compression
Lossy (Advanced Audio Coding)
Uncompressed (PCM)
Quality
Better than MP3
Excellent (lossless)
File Size
Small
Large (typically 10MB per minute)
Compatibility
Good (modern devices)
Wide (Windows, Mac, Linux)

AAC Pros

  • Better quality than MP3
  • Smaller file size
  • Modern standard
  • Good compression

AAC Cons

  • Less universal than MP3
  • Some compatibility issues

WAV Pros

  • Lossless quality
  • Professional standard
  • No compression artifacts
  • Perfect for editing

WAV Cons

  • Large file size
  • Not ideal for streaming
  • Limited metadata support

When to use AAC

  • Streaming services
  • Mobile devices
  • Modern audio playback

When to use WAV

  • Professional audio production
  • Audio editing
  • Archiving
  • CD quality audio

Summary

WAV offers lossless quality, making it ideal for professional use, while AAC provides better compression for everyday use.