Convert ARW to WEBP — Modern & Efficient

Convert Sony Alpha ARW files to WEBP for optimal web performance.

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Output: webp

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Quality

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SSIM-optimized — finds the lowest file size at your chosen visual fidelity.

Conversion complete!

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ARW vs WEBP Comparison

Feature	ARW	WEBP
Full Name	Sony Alpha RAW	Web Picture Format
Lossy Compression	❌	✅
Lossless Compression	✅	✅
Transparency	❌	✅
Animation	❌	✅
Browser Support	No browser support (requires RAW software)	All modern browsers (Chrome, Firefox, Safari 14+, Edge)
Color Depth	16.7M+ (12/14-bit per channel)	16.7M+ (24/32-bit)
Typical Use	Sony Alpha mirrorless cameras (a7, a9 series)	Web images (smaller than JPG/PNG with same quality)
Year Introduced	2006	2010

WEBP offers 25–35% smaller files than JPG. Ideal for showcasing Sony Alpha photography on the web.

Upload your ARW file.

KoalaPic decodes and encodes as optimized WEBP.

Download the WEBP file.

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WEBP compression excels with photographic content from Sony sensors.

Yes, WEBP produces smaller files at the same visual quality.

All modern browsers support WEBP since 2020+.

Upload your ARW file and get a WEBP in seconds.