JPEG XL vs PNG: Which Should You Use?

Side-by-side comparison of JPEG XL and PNG image formats — features, pros, cons, and conversion options.

Quick Answer

JPEG XL is best for Next-generation image format for web and photography. PNG is best for Graphics with transparency, screenshots, and diagrams.

Quick Verdict

JPEG XL Best for Next-generation image format for web and photography

✓ Superior compression to JPEG and WebP
✓ Supports lossy and lossless
✓ Progressive decoding
✗ Very limited browser support

Convert JPEG XL to PNG →

PNG Best for Graphics with transparency, screenshots, and diagrams

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

Convert PNG to JPEG XL →

Specs Comparison

Side-by-side technical comparison of JPEG XL and PNG

Feature	JPEG XL	PNG
Category	Image	Image
Year Introduced	2021	1996
MIME Type	image/jxl	image/png
Extensions	.jxl	.png
Lossy	✓	✗
Lossless	✓	✓
Transparency	✓	✓
Animation	✓	✗
Max Color Depth	32-bit	16-bit
Hdr	✓	✗

Pros & Cons

JPEG XL

Pros

✓ Superior compression to JPEG and WebP
✓ Supports lossy and lossless
✓ Progressive decoding

Cons

✗ Very limited browser support
✗ New format with uncertain adoption
✗ Few native viewers

PNG

Pros

✓ Lossless compression
✓ Full transparency support
✓ Universal web support

Cons

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

When to Use Each

Choose JPEG XL when...

You need files optimized for Next-generation image format for web and photography
Superior compression to JPEG and WebP
Supports lossy and lossless
You need lossless quality

Choose PNG when...

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

How to Convert

Convert between JPEG XL and PNG for free on ChangeThisFile

Convert JPEG XL to PNG Runs in your browser — files never leave your device Convert PNG to JPEG XL Runs in your browser — files never leave your device

Frequently Asked Questions

What's the difference between JPEG XL and PNG?

JPEG XL is best for Next-generation image format for web and photography, while PNG is best for Graphics with transparency, screenshots, and diagrams. Both are image formats but they differ in compression, compatibility, and intended use cases.

Is JPEG XL or PNG better for image?

It depends on your use case. JPEG XL is better for Next-generation image format for web and photography. PNG is better for Graphics with transparency, screenshots, and diagrams. Consider your specific requirements when choosing between them.

How do I convert JPEG XL to PNG?

Go to the JPEG XL to PNG converter on ChangeThisFile. The conversion runs entirely in your browser — your file never leaves your device. It's free with no signup required.

Can I convert PNG to JPEG XL?

Yes. ChangeThisFile supports PNG to JPEG XL conversion. The conversion runs in your browser with no upload required.

Which is smaller, JPEG XL or PNG?

File size depends on the content and compression settings. JPEG XL uses lossy compression for smaller files. PNG preserves full quality. For the smallest files, choose the format with lossy compression that meets your quality needs.

Does JPEG XL support lossy?

Yes, JPEG XL supports lossy, but PNG does not. This may be important depending on your use case.

Is JPEG XL or PNG free to use?

Both JPEG XL and PNG are supported file formats that are free to use. You can convert between them for free on ChangeThisFile — browser-based conversions have no limits and your files never leave your device.

Which format is newer, JPEG XL or PNG?

JPEG XL is newer — it was introduced in 2021, while PNG dates back to 1996. Newer formats often offer better compression and features, but older formats tend to have wider compatibility.