DNG vs TIFF
Um comparativo detalhado de Digital Negative (RAW) e TIFF Image — tamanho de arquivo, qualidade, compatibilidade e qual escolher de acordo com seu fluxo de trabalho.
Digital Negative (RAW)
Raster & Vector ImagesDNG is Adobe's open RAW image format designed as a universal standard for camera raw data. It preserves full sensor data and extensive metadata, making it ideal for non-destructive photo editing.
Sobre os arquivos DNGTIFF Image
Raster & Vector ImagesTIFF is a flexible, high-quality image format widely used in publishing, printing, and professional photography. It supports multiple compression methods and color spaces including CMYK.
Sobre os arquivos TIFFComparativo de vantagens
DNG Vantagens
- Open, documented standard (ISO 12234-2) — future-proof for archival.
- Based on TIFF — broad tool support beyond Adobe.
- Can embed the original proprietary raw as a safety copy.
- Smaller than most proprietary raws thanks to lossless compression.
- Stores every Adobe Camera Raw adjustment inline, so edits travel with the file.
TIFF Vantagens
- Lossless by default — no generation loss on successive edits and saves.
- Supports any bit depth (1 to 32 bits per channel), any color model, any number of channels.
- Extensible tag system means vendor-specific data survives alongside standard tags.
- Multi-page containers are perfect for scanned documents, faxes, and DICOM-like stacks.
- Industry-standard for archival, museums, scientific imaging, and high-end print prepress.
Limitações
DNG Limitações
- Canon, Nikon, Sony, Fuji still refuse to adopt it.
- Some manufacturer-specific features (Fuji film simulations, Nikon Picture Control) are lost in conversion.
- Slower workflow — RAW from camera must go through DNG Converter first.
- Mobile ProRAW files are heavy (25-75 MB per shot on iPhone).
TIFF Limitações
- File sizes are huge compared to JPEG/WebP/AVIF — often 10-30× larger.
- Not a web format — no browser displays TIFF natively.
- Ambiguous spec areas mean some TIFFs only open correctly in the tool that created them.
- Weak animation support — designed for still imagery.
Especificações técnicas
| Especificação | DNG | TIFF |
|---|---|---|
| MIME type | image/x-adobe-dng | image/tiff |
| Extension | .dng | — |
| Container | TIFF/EP (ISO 12234-2) | — |
| Standard | Adobe DNG Specification 1.6 | TIFF 6.0 (1992); BigTIFF extension for 64-bit offsets |
| Compression | Lossless JPEG, Lossy JPEG XL-like, Uncompressed | — |
| Extensions | — | .tif, .tiff |
| Max file size | — | 4 GB (TIFF); 2^64 bytes (BigTIFF) |
| Compression options | — | None, LZW, Deflate, JPEG, CCITT G3/G4, PackBits, JBIG |
Tamanhos típicos de arquivo
DNG
- 24 MP DNG (lossless compressed) 25-50 MB
- Apple ProRAW 48 MP 50-75 MB
- Medium-format DNG (50 MP) 60-100 MB
TIFF
- Scanned A4 page (300 dpi, B&W) 100-300 KB
- Scanned A4 page (600 dpi, color) 15-40 MB
- Print-quality magazine photo 30-150 MB
- Satellite GeoTIFF tile 50 MB - 5 GB
Pronto para converter?
Converta entre DNG e TIFF online, grátis e sem instalar nada. Upload criptografado, exclusão automática em 60 minutos.
Perguntas frequentes
DNG (Digital Negative (RAW)) is an image format used to store raster graphics — a two-dimensional grid of pixels describing a picture. It is part of the raster & vector images family and designed around a specific trade-off between file size, visual fidelity, and feature support (transparency, colour depth, compression type). Photographers, web designers, and content creators choose DNG when its particular strengths match the publishing target.
DNG (Digital Negative (RAW)) is an image formato used to store raster graphics — a two-dimensional grid of pixels describing a picture. It is part of the raster & vector images family e designed around a specific trade-off between tamanho do arquivo, visual fidelity, e feature support (transparency, colour depth, compressão type). Photographers, web designers, e content creators choose DNG when its particular strengths match the publishing target.
Most desktop photo viewers (Windows Photos, macOS Preview, GIMP, Photoshop, Affinity Photo) open DNG natively. On mobile, iOS Photos and Google Photos display DNG in the gallery when supported by the OS. If the format is rare or new, convert to JPG or PNG first — both are universally readable — using our DNG to JPG or DNG to PNG converter.
Most desktop photo viewers (Windows Photos, macOS Preview, GIMP, Photoshop, Affinity Photo) abrir DNG natively. On mobile, iOS Photos e Google Photos display DNG no gallery when suportado por the OS. If the formato is rare ou new, converter to JPG ou PNG first — both are universally readable — usando our DNG to JPG ou DNG to PNG converter.
Upload the DNG to KaijuConverter and pick a target format (JPG, PNG, WebP, HEIC, TIFF, BMP, SVG, PDF). The conversion runs in the browser via ImageMagick and returns a download in seconds. No account or installation required; both input and output delete automatically within two hours.
It depends on the task. JPG is the smallest file size for photographs; PNG is lossless with transparency; DNG has its own niche that may favour colour depth, animation, or encoding efficiency over one or both of those. For the final web publish, test all three and measure file size plus visible quality on real content.