PNG vs Sony RAW (SR2): Which Should You Use?

Side-by-side comparison of PNG and Sony RAW (SR2) image formats — features, pros, cons, and conversion options.

Quick Answer

PNG is best for Graphics with transparency, screenshots, and diagrams. Sony RAW (SR2) is best for Photography with older Sony Alpha and Cyber-shot cameras.

Quick Verdict

PNG Best for Graphics with transparency, screenshots, and diagrams

✓ Lossless compression
✓ Full transparency support
✓ Universal web support
✗ Larger than JPEG for photos

Sony RAW (SR2) Best for Photography with older Sony Alpha and Cyber-shot cameras

✓ Full sensor data preserved
✓ 12-bit color depth
✓ Legacy Sony compatibility
✗ Very large files

Convert Sony RAW (SR2) to PNG →

Specs Comparison

Side-by-side technical comparison of PNG and Sony RAW (SR2)

Feature	PNG	Sony RAW (SR2)
Category	Image	Image
Year Introduced	1996	2004
MIME Type	image/png	image/x-sony-sr2
Extensions	.png	.sr2
Animation	✗	✗
Hdr	✗	✓
Lossless	✓	✓
Lossy	✗	✗
Max Color Depth	16-bit	12-bit
Transparency	✓	✗

Pros & Cons

PNG

Pros

✓ Lossless compression
✓ Full transparency support
✓ Universal web support

Cons

✗ Larger than JPEG for photos
✗ No animation (use APNG)
✗ No lossy mode

Sony RAW (SR2)

Pros

✓ Full sensor data preserved
✓ 12-bit color depth
✓ Legacy Sony compatibility

Cons

✗ Very large files
✗ Legacy format (superseded by ARW)
✗ Older cameras only

When to Use Each

Choose PNG when...

You need files optimized for Graphics with transparency, screenshots, and diagrams
Lossless compression
Full transparency support
You need lossless quality

Choose Sony RAW (SR2) when...

You need files optimized for Photography with older Sony Alpha and Cyber-shot cameras
Full sensor data preserved
12-bit color depth
You need lossless quality

How to Convert

Convert between PNG and Sony RAW (SR2) for free on ChangeThisFile

Convert Sony RAW (SR2) to PNG Server-side conversion — auto-deleted after processing

Frequently Asked Questions

What's the difference between PNG and Sony RAW (SR2)?

PNG is best for Graphics with transparency, screenshots, and diagrams, while Sony RAW (SR2) is best for Photography with older Sony Alpha and Cyber-shot cameras. Both are image formats but they differ in compression, compatibility, and intended use cases.

Is PNG or Sony RAW (SR2) better for image?

It depends on your use case. PNG is better for Graphics with transparency, screenshots, and diagrams. Sony RAW (SR2) is better for Photography with older Sony Alpha and Cyber-shot cameras. Consider your specific requirements when choosing between them.

How do I convert PNG to Sony RAW (SR2)?

Direct conversion from PNG to Sony RAW (SR2) is not currently available on ChangeThisFile. You may need to use an intermediate format.

Can I convert Sony RAW (SR2) to PNG?

Yes. ChangeThisFile supports Sony RAW (SR2) to PNG conversion. Upload your file for server-side conversion — files are auto-deleted after processing.

Which is smaller, PNG or Sony RAW (SR2)?

File size depends on the content and compression settings. PNG preserves full quality. Sony RAW (SR2) preserves full quality. For the smallest files, choose the format with lossy compression that meets your quality needs.

Does PNG support hdr?

No, PNG does not support hdr, whereas Sony RAW (SR2) does. This may be an important factor depending on your use case.

Is PNG or Sony RAW (SR2) free to use?

Both PNG and Sony RAW (SR2) 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, PNG or Sony RAW (SR2)?

Sony RAW (SR2) is newer — it was introduced in 2004, while PNG dates back to 1996. Newer formats often offer better compression and features, but older formats tend to have wider compatibility.