1. Home
  2. Image Converter
  3. Convert ICO to CR2

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.

What is CR2?

Canon Raw v2 (CR2) is Canon's second-generation raw image format used by Canon EOS digital cameras for professional photography.

When Should You Use ICO vs CR2?

Use ICO When...

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

Use CR2 When...

Reach for CR2 when your priority is canon photography, professional raw editing — its uncompromising quality ensures every detail is preserved.

ICO vs CR2: Key Differences

  • •ICO and CR2 diverge on compression: lossless compression for the source, lossless compression for the target.
  • •Both formats share lossless compression, so quality behavior is similar across the two — file size differences come from algorithm efficiency rather than compression philosophy.
  • •Transparency: N/A
  • •Storage footprint: 1-16KB for ICO vs 20-50MB per photo depending on camera for CR2.
  • •Primary audience: ICO is built for favicons, application icons, platform-specific assets scenarios, while CR2 focuses on canon photography, professional raw editing — pick the format that matches your output requirement.

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.

Advantages of CR2

  • ✓CR2 uses lossless compression tailored for Canon photography, professional raw editing.
  • ✓CR2 is supported natively on virtually every device, browser, and operating system.
  • ✓CR2 files are bit-for-bit perfect, preserving every pixel and sample for professional work.
  • ✓CR2 integrates seamlessly with all major photo editing tools and workflows.

Common Use Cases for ICO to CR2 Conversion

  • E-commerce product images
  • Email marketing campaigns
  • Presentation graphics
  • Blog and article illustrations
  • Mobile app UI assets
  • Product photography for marketplaces

Industry Applications

E-commerceDigital ArtUI/UX DesignAdvertisingBrand ManagementContent Management

Best Practices for ICO to CR2 Conversion

  • →When converting ICO to CR2, check whether CR2 supports transparency — if not, your transparent areas will be filled with a solid color
  • →Use CR2 for maximum quality archival and ICO for smaller file sizes when quality is less critical
  • →Optimize images for web to reduce page load times — tools like our converter let you adjust quality settings before conversion
  • →Maintain original aspect ratio to avoid distortion during conversion
  • →Always keep a backup of your original files before converting
  • →Choose the appropriate quality settings for your specific use case

Related Article

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

Learn more about ICO and CR2 formats in our detailed guide.

Troubleshooting ICO to CR2 Conversion

  • !CR2 shows visible compression artifacts → lower the compression level or switch to a lossless variant
  • !The converted CR2 image looks washed out → the source ICO likely uses a wider color space than CR2 supports
  • !CR2 file is much larger than expected → check if the conversion preserved an unnecessarily high resolution
  • !Text in the converted CR2 looks fuzzy → text-heavy images benefit from higher quality settings or a different output format

Related Image Converters

Convert ICO to Other Formats

ICO → PNG
Convert ICO to PNG

All Image Formats

View all Image converters →

More Image tools

Convert to CR2 →Convert from ICO →

Related Tools

Compress Images →

Convert ICO to CR2 Online - Free & Fast

Convert ICO files to CR2 online for free. High-quality conversion with no registration required.

Image Converter

Upload or enter a URL to convert ICO to CR2 instantly

Click to upload or drag & drop ICO file

or paste from clipboard

.ico,.ICO (max 100MB)

SSL EncryptedAuto-deleted in 1 hourProcessed securelyNo registration needed

Verifying security check…

About ICO and CR2

ICO

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

CR2

CR2 (Canon CR2 raw) - Canon Raw v2, raw image format from Canon digital cameras. Ideal for canon photography, professional raw editing.

Format Comparison

CompressionLossless → Lossless
TransparencySupported
Use CaseConvert from favicons, application icons, platform-specific assets to canon photography, professional raw editing
File Size~20-50MB per photo depending on camera after conversion

FAQs

Is converting ICO to CR2 free?

Yes, GoConvertFile offers free conversion of ICO to CR2 for files up to 100MB. No registration required.

How long does it take to convert ICO to CR2?

Most ICO to CR2 conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is CR2 best used for?

CR2 is ideal for canon photography, professional raw editing. Canon Raw v2, raw image format from Canon digital cameras

What file size should I expect after converting ICO to CR2?

File size after ICO to CR2 conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.

Related Tools

JPG to ICO
Convert JPG to ICO
JPG to CR2
Convert JPG to CR2
PNG to ICO
Convert PNG to ICO
PNG to CR2
Convert PNG to CR2
View all image converter converters
Tune output for this image conversion
80%
Best compressionBest quality