Format
What Is TIFF? The Professional Image Format Explained
TIFF is a flexible, high-quality image format used in professional photography, print production, and archival storage — large files, but no quality compromise.
What is TIFF?
TIFF (Tagged Image File Format) was developed by Aldus Corporation in 1986 and is now maintained by Adobe. It is the standard format for professional image workflows — print production, medical imaging, archival scanning, and high-end photography — where maximum image quality and metadata flexibility are required.
TIFF is a container format that can store images in many different ways: uncompressed, with lossless compression (LZW, ZIP), or even with embedded JPEG compression (lossy). It supports multiple color spaces, including RGB, CMYK, grayscale, and Lab, making it the only common format natively suited for professional print (CMYK) workflows.
TIFF's key capabilities
- Multiple compression options: Uncompressed, LZW (lossless), ZIP/DEFLATE (lossless), or JPEG (lossy) — the same file format handles all of them.
- High bit depth: Supports 8-bit, 16-bit, and 32-bit per channel — critical for HDR editing, scientific imaging, and print workflows that need tonal precision.
- CMYK color space: The only common raster format with native CMYK support for professional print. A 4-channel CMYK TIFF is the standard hand-off for print shops.
- Alpha channel: Full support for transparency.
- Layers: Photoshop can save layered TIFFs, allowing non-destructive editing while maintaining a standard file format (unlike PSD).
- Multi-page: A single TIFF file can contain multiple images — used for fax documents, multi-page scans, and slide decks.
- Rich metadata: Supports EXIF, IPTC, XMP, and custom tags for professional metadata workflows.
File size
TIFF files are large. An uncompressed 24-bit RGB TIFF from a 24-megapixel camera is approximately 72 MB. With LZW compression, photographic content typically reduces to 30–50 MB. A 16-bit per channel TIFF is twice as large again.
| Format | 24MP photo size | Notes |
|---|---|---|
| TIFF (uncompressed) | ~70 MB | Maximum quality |
| TIFF (LZW) | ~30–50 MB | Lossless, smaller |
| PNG | ~15–25 MB | Lossless, web-compatible |
| JPEG (quality 95) | ~8–12 MB | Lossy, print-suitable |
| WebP (quality 90) | ~3–6 MB | Lossy, web-optimized |
When to use TIFF
- Print production: Delivering files to print shops, printers, or prepress workflows — particularly in CMYK.
- Archival scanning: Long-term archival of digitized documents, artwork, or photographs at maximum quality.
- Professional photography editing: Working between Photoshop, Lightroom, and other tools where lossless quality is required at each step.
- Medical and scientific imaging: Where precise pixel values must be preserved exactly.
- 16-bit editing workflows: When you need to preserve the full tonal range from RAW processing.
Do not use TIFF for: web delivery (browsers don't support it), email attachments (too large), or any scenario where file size matters.
TIFF vs alternatives
| Format | Lossless | CMYK | 16-bit | Browser | Best use |
|---|---|---|---|---|---|
| TIFF | Yes (LZW/ZIP) | Yes | Yes | No | Print, archival, pro editing |
| PNG | Yes | No (RGB only) | Yes | Yes | Web lossless, transparency |
| JPEG | No | Yes | No | Yes | Photos, print (lossy) |
| PSD | Yes | Yes | Yes | No | Photoshop working files |
Frequently asked questions
Can browsers display TIFF files?
No major browser supports TIFF natively. Safari on macOS can display TIFF files, but Chrome, Firefox, and Edge do not. TIFF is not a web format — it is intended for professional workflows, print production, and archival storage.
Is TIFF lossless?
It depends on the compression option chosen when saving. TIFF supports multiple compression modes: uncompressed (largest files, fully lossless), LZW (lossless), ZIP/DEFLATE (lossless), and JPEG compression embedded in TIFF (lossy). Most professional workflows use LZW or uncompressed TIFF for a lossless archive.
What's the difference between TIFF and RAW?
RAW files (CR2, NEF, ARW, DNG, etc.) contain unprocessed sensor data direct from the camera — linear light, no color rendering applied, requires a RAW processor to view and export. TIFF is a processed image format — the color rendering, white balance, and tone curve have been applied, and the file contains normal pixel data. TIFF is the standard output of RAW processing for archival or print delivery.
Why is TIFF so large?
TIFF stores full color data per pixel with no lossy compression. A 20-megapixel image at 8 bits per channel (24-bit RGB) requires 20M × 3 bytes = 60 MB uncompressed. Lossless LZW compression reduces this somewhat, but the result is still much larger than JPEG or WebP. Professional TIFFs at 16 bits per channel are twice as large again.