TIFF vs JPG: When Quality Trumps File Size
TIFF and JPG represent opposite ends of the image format spectrum. TIFF prioritizes quality above all else: lossless compression, CMYK support, and rich metadata for professional workflows. JPG prioritizes efficiency: small files, fast loading, and universal compatibility at the cost of some quality loss.
The choice between them is straightforward once you know the use case. Here is when each format is the right answer.
TIFF vs JPG: Head-to-Head Comparison
| Feature | TIFF | JPG |
|---|---|---|
| Compression | Lossless (LZW/ZIP) or none | Lossy (DCT) |
| File size (same photo) | 10-50MB typical | 200KB-2MB typical |
| Quality loss on re-save | None (lossless) | Accumulates each save |
| Color space | RGB, CMYK, Lab, Grayscale | RGB only (typically sRGB) |
| Print workflow | Industry standard | Acceptable for casual print |
| Web delivery | Not possible (no browser) | Universal standard |
| Bit depth | 8, 16, 32-bit per channel | 8-bit per channel |
| Metadata | EXIF, IPTC, XMP, ICC | EXIF, limited IPTC |
| Multi-page | Supported | Not supported |
| Editing suitability | Ideal (no quality loss) | Poor (degrades on re-save) |
The Quality Gap
TIFF preserves every pixel exactly as saved. A TIFF file opened, edited, and saved 100 times is identical in quality to the original. JPG loses data with every save cycle. Open a JPG, make a small edit, and save: the file has permanently lost some quality. After several rounds of editing and saving, the degradation becomes visible.
This quality behavior determines the primary use case for each format. TIFF is the working format: the file you edit, retouch, and process. JPG is the delivery format: the final output you share with the world.
File Size: Orders of Magnitude Different
A 24-megapixel photograph from a modern camera is approximately 72MB as uncompressed TIFF, 25-40MB as LZW-compressed TIFF, and 2-4MB as JPG quality 90. The JPG is 10-30x smaller than the TIFF with minimal visible quality difference for on-screen viewing.
For web delivery, the file size difference is decisive. No website would serve a 40MB TIFF when a 3MB JPG (or better yet, a 2MB WebP) provides a visually identical experience.
CMYK: The Print Requirement
Professional printing requires CMYK color separation. Magazines, packaging, brochures, and commercial print products are printed with Cyan, Magenta, Yellow, and Key (black) inks. TIFF supports CMYK natively with embedded ICC profiles that control how colors translate from screen to paper.
JPG is RGB-only. While you can print JPG files from a home inkjet printer (the printer driver handles color conversion), professional print shops require CMYK files. If your images are destined for commercial printing, TIFF is the expected format.
The Professional Workflow
In professional photography and design, the typical workflow uses TIFF as the intermediate format. RAW files from the camera are processed in Lightroom or Capture One, exported as TIFF for retouching in Photoshop, and then the TIFF master is exported to JPG for web and to CMYK TIFF or PDF for print.
This workflow ensures maximum quality throughout the editing pipeline. Each edit is applied to lossless data, and the lossy JPG compression happens only once at the very end.
When to Convert Between Them
Convert TIFF to JPG when preparing images for web delivery, email, or any screen-based viewing. The conversion discards data permanently, so keep the original TIFF as your master file. Use JPG quality 85-90 for a good balance of quality and file size.
There is rarely a good reason to convert JPG to TIFF. Since JPG has already discarded data through lossy compression, converting to TIFF just wraps the already-degraded data in a larger file. It does not recover lost quality.
Frequently Asked Questions
Is TIFF always better quality than JPG?
TIFF is lossless, so it preserves all image data. JPG discards some data for smaller files. At JPG quality 95-100, the visual difference from TIFF is imperceptible for most photographs. TIFF's advantage is primarily for editing (no quality loss on re-save) and printing (CMYK support).
Can I send TIFF files by email?
You can, but the files are typically too large for email attachments. A single TIFF photograph can be 20-50MB, exceeding most email size limits. Convert to JPG (2-4MB) for email sharing.
Should photographers save as TIFF or JPG?
Both. Save the edited master as TIFF (or keep the RAW file) for archival quality and future editing. Export to JPG for sharing, web upload, and client delivery. This gives you maximum flexibility without locking into a lossy-only workflow.