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Supports: NEF
NEF (Nikon Electronic Format) is the proprietary RAW format used by Nikon DSLRs and mirrorless cameras. NEF files are 20–40 MB each and require specialized software to view. HEIC uses HEVC compression to produce images roughly 50% smaller than JPEG with better quality and 10-bit color depth.
Converting NEF to HEIC gives you compact, high-quality images that are natively viewable on iPhones, iPads, and modern Macs — ideal for sharing Nikon photos in the Apple ecosystem without the massive file sizes of RAW.
| Feature | NEF (Nikon RAW) | HEIC |
|---|---|---|
| File size (24MP) | 20–40 MB | 2–5 MB |
| Color depth | 12–14 bit | 8–10 bit |
| Editing flexibility | ✅ Full RAW control | ⚠️ Limited |
| iPhone/iPad native | ❌ No | ✅ Yes |
| Cameras that produce it | Nikon only | N/A (output format) |
Some data is lost since NEF is 12–14 bit RAW and HEIC is 8–10 bit lossy. However, HEIC retains more quality than JPEG at the same file size. Keep originals for editing.
All Nikon DSLRs and mirrorless cameras: Z9, Z8, Z6 III, Z50, D850, D780, D7500, D5600, and older models.
Yes. Upload multiple NEF files and download HEIC results individually or as a ZIP archive.
Yes. Windows 10+ supports HEIC with the free "HEIF Image Extensions" from the Microsoft Store.