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What is ARW?

Sony Alpha Raw (ARW) is Sony's proprietary raw image format containing unprocessed sensor data from Sony Alpha and Cyber-shot cameras.

What is ICO?

ICO (Icon) is a file format for computer icons in Microsoft Windows. ICO files contain one or more small images for application icons and favicons.

When Should You Use ARW vs ICO?

Use ARW When...

Reach for ARW when your priority is sony camera post-processing, professional editing — its uncompromising quality ensures every detail is preserved.

Use ICO When...

Reach for ICO when your priority is favicons, application icons, platform-specific assets — its uncompromising quality ensures every detail is preserved.

ARW vs ICO: Key Differences

  • •ARW uses lossless compression while ICO uses lossless compression — both take the same approach to file size management.
  • •Since both ARW and ICO use lossless compression, the quality characteristics are comparable — differences in file size come down to how efficiently each format implements compression.
  • •Alpha channel support: ICO handles transparency.
  • •ARW files are typically 20-40MB per photo while ICO files range 1-16KB
  • •ARW is optimized for sony camera post-processing, professional editing while ICO is designed for favicons, application icons, platform-specific assets — choose based on your specific workflow needs

Advantages of ARW

  • ✓ARW uses lossless compression tailored for Sony camera post-processing, professional editing.
  • ✓ARW is supported natively on virtually every device, browser, and operating system.
  • ✓ARW files are bit-for-bit perfect, preserving every pixel and sample for professional work.
  • ✓ARW integrates seamlessly with all major creative tools and workflows.

Advantages of ICO

  • ✓ICO applies lossless compression specifically calibrated for Favicons, application icons, platform-specific assets.
  • ✓ICO enjoys broad native support across operating systems, browsers, and creative tools alike.
  • ✓ICO guarantees every bit of the original data survives — no approximations, no shortcuts.
  • ✓You will find ICO support built into virtually every tool that handles Favicons, application icons, platform-specific assets — no plugins or converters needed.

Common Use Cases for ARW to ICO Conversion

  • Social media posts and ads
  • Digital photography and editing
  • Graphic design projects
  • E-commerce product images
  • Email marketing campaigns
  • Presentation graphics

Industry Applications

PhotographySocial Media MarketingPrint PublishingE-commerceDigital ArtUI/UX Design

Best Practices for ARW to ICO Conversion

  • →Before converting ARW to ICO, decide whether you need maximum quality or smallest file size — this determines which format truly fits
  • →Save a master copy in a lossless format before converting to ICO — you cannot recover detail lost during lossy compression
  • →Check the color profile: ARW images may use a wider gamut than ICO supports, causing a visible shift after conversion
  • →Resize images to the final display dimensions before converting — this avoids unnecessary processing of oversized files
  • →Run a single test conversion first to verify quality meets your standards
  • →Strip unnecessary metadata to reduce file size after conversion

Related Article

JPG vs PNG vs WebP: Which Image Format Should You Use?

Learn more about ARW and ICO formats in our detailed guide.

Troubleshooting ARW to ICO Conversion

  • !Converting ARW to ICO gives blurry output → increase the quality setting before conversion
  • !Colors look different in ICO than ARW → check color profile mismatch (sRGB vs Adobe RGB)
  • !File size changed more than expected → ICO uses different compression, file size differences of 2-5x are normal
  • !Transparent areas in ARW turned white in ICO → ICO may not support transparency

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Convert ARW to ICO Online - Free & Fast

Convert ARW files to ICO online for free. High-quality conversion with no registration required.

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.arw,.ARW (max 100MB)

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About ARW and ICO

ARW

ARW (Sony ARW raw) - Sony Alpha Raw, proprietary camera raw format for Sony cameras. Best for sony camera post-processing, professional editing.

ICO

ICO (ICO icons) - Icon - Windows favicon and application icon format. Ideal for favicons, application icons, platform-specific assets.

Format Comparison

CompressionLossless → Lossless
TransparencySupported
Use CaseConvert from sony camera post-processing, professional editing to favicons, application icons, platform-specific assets
File Size~1-16KB after conversion

FAQs

Is converting ARW to ICO free?

Yes, GoConvertFile offers free conversion of ARW to ICO for files up to 100MB. No registration required.

How long does it take to convert ARW to ICO?

Most ARW to ICO conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is ICO best used for?

ICO is ideal for favicons, application icons, platform-specific assets. Icon - Windows favicon and application icon format

What file size should I expect after converting ARW to ICO?

File size after ARW to ICO conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.

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