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3G2 at a glance
3G2
3G2 belongs to an era when mobile ecosystems were more fragmented across standards families, carriers, and handset capabilities.
CR3 at a glance
CR3
CR3 marks Canon's move into a newer raw-file generation as mirrorless and later-camera workflows evolved beyond the long CR2 era.
Format comparison
| Feature | 3G2 | CR3 |
|---|---|---|
| File type | Video | Image |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | raw |
| File size characteristics | large | large |
| Compatibility | moderate | limited |
| Editability | limited | high |
| Created year | 2004 | 2018 |
| Inventor | 3GPP2 | Canon |
| Status | active | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | strong |
| Metadata handling | moderate | rich |
| Delivery profile | strong | limited |
| Workflow fit | delivery | source |
| Layer support | Not supported | Not supported |
| Camera raw data | Not supported | Supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use 3G2
- editing
- mastering
- streaming delivery
- Useful for long-tail mobile-media compatibility.
When to use CR3
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage sensor information.
FAQs
Why convert 3G2 to CR3?
Choose CR3 as target when preserving current Canon camera originals or exchanging material with workflows built around Canon's recent raw ecosystem.
What changes when converting 3G2 to CR3?
Convert to CR3 when preserving current Canon camera originals or exchanging material with workflows built around Canon's recent raw ecosystem. It is appropriate for archive masters and non-destructive photographic editing.
What should I review after converting 3G2 to CR3?
After conversion, review these destination checks: Open converted output in vendor photo software and verify behavior on real samples; Compare output against the expected raw quality profile; Compatibility often depends on vendor or decoder support.
How can I keep quality stable in 3G2 to CR3 conversion?
Run representative samples, keep settings deterministic, and monitor these risks: They are source formats, not publication-ready outputs; Compatibility often depends on vendor or decoder support; Validate destination compatibility before large-batch conversion.