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NEF at a glance
NEF
NEF spans the long Nikon digital-camera era, from early DSLRs through modern mirrorless bodies, which is why its compatibility history matters so much in archive and editing workflows.
MQV at a glance
MQV
The .mqv extension appeared on some Sony camcorders and recording devices around the mid-2000s as an internal variant of the QuickTime/MOV container carrying Sony-proprietary metadata tracks and stream wrappers.
Format comparison
| Feature | NEF | MQV |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1999 | 2007 |
| Inventor | Nikon | Sony |
| Status | proprietary | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Camera raw data | Supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use NEF
- Your source file is already in NEF.
- Preserve source expectations before exporting to MQV.
- NEF is commonly used in image workflows.
When to use MQV
- Your target workflow expects MQV.
- Improve delivery compatibility with MQV.
- MQV is commonly used in video workflows.
FAQs
Why convert NEF to MQV?
Convert to or from MQV when migrating recordings off older Sony consumer devices, preserving original camera exports, or normalizing a proprietary Sony library into MP4, MOV, or another easier editing format.
It is primarily a legacy-ingest and archive-recovery format.
What changes when converting NEF to MQV?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to MQV removes camera raw data.
What should I review after converting NEF to MQV?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.