Quick Verdict
Use DNG when…
Use DNG for long-term archiving, maximum software compatibility, and smaller file storage. DNG is the open standard that will be readable decades from now when proprietary RAW support may drop.
Use Camera RAW when…
Keep native camera RAW (CR2, NEF, ARW) when software compatibility is certain, when lossless conversion matters, or for professional workflows where your lab or client requires native RAW files.
DNG vs Camera RAW: Feature Comparison
| Feature | DNG | Camera RAW |
|---|---|---|
| Format type | Open standard (Adobe, ISO 12234-4) | Proprietary (Canon CR2/CR3, Nikon NEF, Sony ARW...) |
| File size | 10–20% smaller with lossless DNG compression | Larger (some brands use less efficient compression) |
| Software support | Lightroom, Darktable, virtually all RAW editors | Varies by brand and camera model |
| Metadata | XMP metadata embedded directly | Separate .xmp sidecar files required |
| Future longevity | ISO standard — likely readable indefinitely | May lose support as cameras age |
| Embedded preview | Optional full-size JPEG preview | Yes (camera-generated) |
| Lossless conversion | Available (DNG lossless) | Native — no conversion overhead |
When DNG wins
- ✓Format type: Open standard (Adobe, ISO 12234-4)
- ✓File size: 10–20% smaller with lossless DNG compression
- ✓Software support: Lightroom, Darktable, virtually all RAW editors
When Camera RAW wins
- ✓Format type: Proprietary (Canon CR2/CR3, Nikon NEF, Sony ARW...)
- ✓File size: Larger (some brands use less efficient compression)
- ✓Software support: Varies by brand and camera model
Frequently asked questions
Does converting to DNG lose quality?
With lossless DNG conversion (the default in Adobe DNG Converter): no quality loss — the RAW data is preserved bit-for-bit. With lossy DNG conversion (optional): some quality loss for further file size reduction. Always use lossless DNG if archiving. Lightroom's 'Convert to DNG' uses lossless by default.
Does Adobe Lightroom prefer DNG or native RAW?
Lightroom works equally well with both. DNG has the advantage of embedding Lightroom edits directly in the file (no separate .lrcat dependency), making DNG files more self-contained. Many Lightroom power users convert to DNG for this reason — edit data travels with the file.
Which cameras natively shoot DNG?
Leica cameras, most smartphones (Google Pixel, many Android phones), DJI drones, and some Phase One cameras output DNG natively. Hasselblad and Sigma also support DNG. Most Canon, Nikon, and Sony cameras use proprietary formats, requiring Adobe DNG Converter for conversion.
More comparisons
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