AVI vs QuickTime: Which Should You Use?

Side-by-side comparison of AVI and QuickTime video formats — features, pros, cons, and conversion options.

Quick Answer

AVI is best for Legacy video storage and Windows compatibility. QuickTime is best for Professional video editing on macOS.

Quick Verdict

AVI Best for Legacy video storage and Windows compatibility

✓ Wide compatibility
✓ Simple container format
✓ Good for editing
✗ Large file size

Convert AVI to QuickTime →

QuickTime Best for Professional video editing on macOS

✓ High quality
✓ Professional editing support
✓ Apple ecosystem integration
✗ Large file sizes

Convert QuickTime to AVI →

Specs Comparison

Side-by-side technical comparison of AVI and QuickTime

Feature	AVI	QuickTime
Category	Video	Video
Year Introduced	1992	1991
MIME Type	video/x-msvideo	video/quicktime
Extensions	.avi	.mov
Container	✓	✓
Codecs	DivX,Xvid,MJPEG,H.264	H.264,H.265,ProRes,Apple Intermediate Codec
Max Resolution	4K	8K
Streaming	✗	✓
Subtitle Support	✗	✓

Pros & Cons

AVI

Pros

✓ Wide compatibility
✓ Simple container format
✓ Good for editing

Cons

✗ Large file size
✗ Limited modern codec support
✗ No native streaming

QuickTime

Pros

✓ High quality
✓ Professional editing support
✓ Apple ecosystem integration

Cons

✗ Large file sizes
✗ Less cross-platform than MP4
✗ Proprietary Apple format

When to Use Each

Choose AVI when...

You need files optimized for Legacy video storage and Windows compatibility
Wide compatibility
Simple container format

Choose QuickTime when...

You need files optimized for Professional video editing on macOS
High quality
Professional editing support

How to Convert

Convert between AVI and QuickTime for free on ChangeThisFile

Convert AVI to QuickTime Server-side conversion — auto-deleted after processing Convert QuickTime to AVI Server-side conversion — auto-deleted after processing

Frequently Asked Questions

What's the difference between AVI and QuickTime?

AVI is best for Legacy video storage and Windows compatibility, while QuickTime is best for Professional video editing on macOS. Both are video formats but they differ in compression, compatibility, and intended use cases.

Is AVI or QuickTime better for video?

It depends on your use case. AVI is better for Legacy video storage and Windows compatibility. QuickTime is better for Professional video editing on macOS. Consider your specific requirements when choosing between them.

How do I convert AVI to QuickTime?

Go to the AVI to QuickTime converter on ChangeThisFile. Upload your file and the conversion processes on the server, then auto-deletes. It's free with no signup required.

Can I convert QuickTime to AVI?

Yes. ChangeThisFile supports QuickTime to AVI conversion. Upload your file for server-side conversion — files are auto-deleted after processing.

Which is smaller, AVI or QuickTime?

File size varies depending on the content, compression method, and quality settings of each format. In general, lossy formats produce smaller files than lossless ones. Test with your specific files to compare actual sizes.

Does AVI support streaming?

No, AVI does not support streaming, whereas QuickTime does. This may be an important factor depending on your use case.

Is AVI or QuickTime free to use?

Both AVI and QuickTime are supported file formats that are free to use. You can convert between them for free on ChangeThisFile — server-side conversions are free with no signup required.

Which format is newer, AVI or QuickTime?

AVI is newer — it was introduced in 1992, while QuickTime dates back to 1991. Newer formats often offer better compression and features, but older formats tend to have wider compatibility.