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X3F at a glance
X3F
Sigma raw support is closely tied to the company's Foveon sensor story, giving X3F a reputation and workflow profile that differ from more mainstream Bayer-centric raw ecosystems.
KRA at a glance
KRA
Krita's native format reflects the rise of open-source digital painting as a serious creative workflow rather than only a hobbyist alternative.
Format comparison
| Feature | X3F | KRA |
|---|---|---|
| File type | Not available | Not available |
| Extensions |
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| MIME type |
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| Compression / quality | Not available | Not available |
| File size characteristics | Not available | Not available |
| Compatibility | Not available | Not available |
| Editability | Not available | Not available |
| Created year | Not available | Not available |
| Inventor | Not available | Not available |
| Status | Not available | Not available |
| Transparency | Not available | Not available |
| Animation | Not available | Not available |
| Primary use cases |
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| Common software |
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| Archival suitability | Not available | Not available |
| Metadata handling | Not available | Not available |
| Delivery profile | Not available | Not available |
| Workflow fit | Not available | Not available |
| Layer support | Not available | Not available |
| Vector scaling | Not available | Not available |
| Camera raw data | Not available | Not available |
| HDR support | Not available | Not available |
| Streaming ready | Not available | Not available |
When to use each format
When to use X3F
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage sensor information.
When to use KRA
- capture ingest
- editing
- web or print delivery
- Preserves editor-specific layered working state.
FAQs
Why convert X3F to KRA?
Choose KRA as target when the artwork needs to remain editable in Krita, especially for painting-heavy or layered illustration workflows.
What changes when converting X3F to KRA?
Convert to KRA when the artwork needs to remain editable in Krita, especially for painting-heavy or layered illustration workflows. It is the right target for preserving native editability during digital-art production.
What should I review after converting X3F to KRA?
After conversion, review these destination checks: Open converted output in Krita and verify behavior on real samples; Compare output against the expected depends quality profile; Not a cross-tool final-delivery format.
How can I keep quality stable in X3F to KRA conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Conversion to flatter outputs can discard the editable state users actually care about; Not a cross-tool final-delivery format; Validate destination compatibility before large-batch conversion.