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AIFF vsOPUS: Key Differences & Best Format for You

Compare the features of AIFF and OPUS file formats to choose the best option for your needs.

Basic Information

AIFFOPUS
CategoryThe general type of file (audio, image, etc.).
audioaudio
CompressionMethod used to reduce file size (Lossy, Lossless, Uncompressed).
UncompressedLossy
Relative SizeTypical file size compared to other formats.
LargeSmall
MIME TypesCommon MIME types associated with the format.
  • audio/x-aiff
  • audio/aiff
  • audio/opus
Open FormatIs the format specification publicly available and free to use?
NoYes

Technical Details

AIFFOPUS
Bit DepthNumber of bits used to represent color or audio sample amplitude (higher means more detail).
3216
ResolutionImage dimensions (pixels) or audio sample rate/video dimensions.
--
Max QualityHighest achievable quality level or characteristic.
Studio quality (depends on source)Transparent quality at moderate bitrates
Encoding MethodSpecific algorithm or standard used for encoding the data.
Pulse-Code Modulation (PCM)Opus codec
Max File Size LimitAny known maximum file size limitations.
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Features & Usage

AIFFOPUS
CompatibilitySoftware, devices, or platforms that support the format.
  • macOS
  • Windows
  • Professional DAWs (Logic Pro, Pro Tools)
  • Web Browsers (Chrome, Firefox, Edge)
  • Android
  • iOS
  • VoIP applications (Discord, WhatsApp)
Use CasesCommon applications and scenarios where the format is used.
  • Professional audio recording
  • Mastering
  • Archiving
  • Real-time communication (VoIP)
  • Streaming audio
  • WebRTC
  • Voice messages
Metadata SupportCan the format store additional information (tags, descriptions, etc.)?
YesYes
Transparency SupportDoes the format support transparent backgrounds (for images)?
--
Editing FriendlyIs the format suitable for easy editing without significant quality loss?
YesNo
Encryption SupportDoes the format support password protection or encryption?
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Pros & Cons

AIFFOPUS
ProsAdvantages and strengths of the format.
  • Lossless audio quality
  • High fidelity
  • Standard for professional audio recording
  • Excellent quality across a wide range of bitrates
  • Very low latency
  • Ideal for real-time communication and streaming
  • Open-source and royalty-free
ConsDisadvantages and weaknesses of the format.
  • Very large file sizes
  • Not suitable for streaming or web use
  • Newer format, less hardware support than MP3/AAC
  • Not as widely used for music files yet