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HomeRA vs M4A
.ra
.m4a

RA vs M4A

Compare RealAudio and MPEG-4 Audio formats — understand the key differences and when to use each

Format Overview

RA

RealAudio

RealAudio (.ra) is a audio file format.

.raaudio

M4A

MPEG-4 Audio

MPEG-4 Audio (.m4a) is a audio file format.

.m4aaudio

RA vs M4A: Feature Comparison

FeatureRAM4A
Full NameRealAudioMPEG-4 Audio
File Extension.ra.m4a
Categoryaudioaudio
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use RA vs M4A

Use RA when you need:

  • •Files in RealAudio format for maximum compatibility
  • •Industry-standard audio format support
  • •Wide software and platform compatibility

Use M4A when you need:

  • •Files in MPEG-4 Audio format for specific workflows
  • •Optimized audio format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

RA M4AM4A RA
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Learn More About These Formats

RA Converter M4A Converter

Frequently Asked Questions

What is the difference between RA and M4A?
RA (RealAudio) and M4A (MPEG-4 Audio) are both audio file formats. RA files use the .ra extension while M4A uses .m4a. They differ in compression, quality, compatibility, and intended use cases.
Can I convert RA to M4A for free?
Yes! Convert999 lets you convert RA to M4A completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, RA or M4A?
It depends on your use case. RA (RealAudio) may be better for certain workflows, while M4A (MPEG-4 Audio) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

RA Converter

Convert from RA

M4A Converter

Convert from M4A

File Tools

Compress, resize, merge

Convert to RA

All sources → RA

Convert to M4A

All sources → M4A

Format Statistics

Trends & data 2025

More Format Comparisons

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