What is ORF?

Olympus Raw Format (ORF) contains raw sensor data from Olympus OM-D, PEN, and other Olympus digital cameras.

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 ORF vs CR2?

ORF vs CR2: Key Differences

• •ORF uses lossless compression while CR2 uses lossless compression — both take the same approach to file size management.
• •Since both ORF and CR2 use lossless compression, the quality characteristics are comparable — differences in file size come down to how efficiently each format implements compression.
• •Transparency: N/A
• •ORF files are typically 15-40MB per photo while CR2 files range 20-50MB per photo depending on camera
• •Primary audience: ORF is built for olympus camera raw processing scenarios, while CR2 focuses on canon photography, professional raw editing — pick the format that matches your output requirement.

Advantages of ORF

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

Advantages of CR2

• ✓At its core, CR2 relies on lossless encoding — a design choice that makes it perfect for Canon photography, professional raw editing.
• ✓You won't run into compatibility issues with CR2 — it's a universal standard across platforms.
• ✓File size management with CR2: larger files guaranteed to match the original exactly.
• ✓Every major application in the Canon photography, professional raw editing space supports CR2 natively.

Common Use Cases for ORF to CR2 Conversion

• Presentation graphics
• Blog and article illustrations
• Mobile app UI assets
• Product photography for marketplaces
• Digital art portfolios
• Brochure and flyer design

Industry Applications

Best Practices for ORF to CR2 Conversion

• →When converting ORF 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 ORF for lossless workflows
• →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

Troubleshooting ORF 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 ORF 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

All Image Formats

More Image tools

Related Tools