CONVERT
TIFF → MIFF
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Fast, secure TIFF to MIFF conversion. No registration required.
Setup: TIFF is the archival multi-page master format used in scanning, print and document pipelines. Goal: an interchangeable MIFF. If you have ended up with a TIFF and need a MIFF, the mismatch is almost always about where the image is going next rather than the picture itself. Our server reads the TIFF with ImageMagick, decodes each pixel, and re-writes it as a MIFF using defaults tuned for fidelity first and file size second. Worth knowing: TIFF is the archival multi-page master format used in scanning, print and document pipelines. Meanwhile MIFF is a raster image format with its own balance of compression, colour depth, and software support.
TIFF Image
Source formatTIFF 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.
ImageMagick MIFF
Target formatMIFF (Magick Image File Format) is the native format of ImageMagick, supporting all of its internal features including multiple image layers, color profiles, and arbitrary metadata. It serves as a lossless interchange format within ImageMagick processing chains.
Why convert TIFF to MIFF
Both TIFF and MIFF describe a grid of pixels — the difference lies in how that grid is compressed, whether transparency is supported, and which software opens it natively. Moving from TIFF to MIFF is worth it when the MIFF ecosystem is broader for your use case, or when MIFF compresses photographs more efficiently than TIFF.
HOW TO CONVERT
TIFF → MIFF
Drop the TIFF file
Drag and drop or click to upload your TIFF. The image is transferred securely over HTTPS and queued for conversion.
Re-encode with ImageMagick
ImageMagick decodes every pixel of the TIFF and writes a matching MIFF with sensible default quality settings.
Download the MIFF
The converted MIFF is ready to download as a single file; both files delete automatically within two hours.
Common Use Cases
Web publishing and CMSes
MIFF uploads cleanly to WordPress, Ghost, Webflow and most blogging platforms; many CMSes silently transcode or reject TIFF.
Email attachments
Email clients preview MIFF inline while TIFF may arrive as an unrecognised attachment on older Outlook or mobile apps.
Social media uploads
Platforms like Instagram, X and Facebook accept MIFF natively; TIFF is often rejected or silently converted with unpredictable results.
Design hand-off
Designers shipping assets to developers prefer MIFF for faster pipeline imports and consistent display across build tools.
TIFF vs MIFF — Strengths and limitations
What each format does best, and where it falls short.
TIFF Strengths
- 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.
Limitations
- 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.
MIFF Strengths
- Preserves ImageMagick's full fidelity.
- Arbitrary bit depth + color profile.
- Streaming pipeline intermediate.
Limitations
- ImageMagick-only.
- Not a delivery format.
- Large files.
TIFF vs MIFF — Technical specifications
Side-by-side comparison of the technical details.
TIFF
- MIME type
- image/tiff
- Extensions
- .tif, .tiff
- Standard
- TIFF 6.0 (1992); BigTIFF extension for 64-bit offsets
- Max file size
- 4 GB (TIFF); 2^64 bytes (BigTIFF)
- Compression options
- None, LZW, Deflate, JPEG, CCITT G3/G4, PackBits, JBIG
MIFF
- MIME type
- image/x-miff
- Extension
- .miff
- Native tool
- ImageMagick
- Bit depths
- Any (ImageMagick-supported)
| Specification | TIFF | MIFF |
|---|---|---|
| MIME type | image/tiff | image/x-miff |
| Extensions | .tif, .tiff | — |
| Standard | TIFF 6.0 (1992); BigTIFF extension for 64-bit offsets | — |
| Max file size | 4 GB (TIFF); 2^64 bytes (BigTIFF) | — |
| Compression options | None, LZW, Deflate, JPEG, CCITT G3/G4, PackBits, JBIG | — |
| Extension | — | .miff |
| Native tool | — | ImageMagick |
| Bit depths | — | Any (ImageMagick-supported) |
TIFF vs MIFF — Typical file sizes
Approximate file sizes for common scenarios.
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
MIFF
- 1920×1080 8-bit MIFF ~6 MB
- 1920×1080 32-bit float ~25 MB
Quality & Compatibility
If MIFF is a lossless format (PNG, TIFF, BMP) the output keeps every pixel of the decoded TIFF exactly. If MIFF is a lossy codec (JPEG, WebP, HEIC), the encoder re-compresses the image at the quality level you select — default 85 is transparent for photographs, quality 92+ for illustrations with hard edges.
Tips for Best Results
- Keep the original TIFF alongside the MIFF output — re-encoding already-lossy images accumulates detail loss on each round.
- If the MIFF will be uploaded to a CMS, check whether the platform has a max dimension and downscale once on export rather than letting the CMS resize automatically.
- For thumbnails and avatars, export the MIFF at exactly the display size; browsers will otherwise resample and the image may look soft.
Frequently Asked Questions
It depends on the codecs involved. If both TIFF and MIFF are lossy, the pixels are re-encoded and a small amount of detail is discarded — invisible at default quality settings on photographs. If MIFF is lossless (PNG, TIFF, BMP) the output keeps every pixel of the decoded TIFF exactly, but cannot recover detail that TIFF had already compressed away.
Often yes, especially when MIFF is lossless. TIFF tuned for efficient web delivery will usually produce smaller files than MIFF's default settings. If file size matters, drop the quality in Advanced or pick a more compressed target format instead.
KaijuConverter uploads over HTTPS, processes the image in an isolated container and deletes both the source and the output within two hours. No account is required, file contents are never logged, and we do not use uploads to train any model. For confidential material, the paid plan includes a data-processing agreement.
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Read guideSecure & Private Conversion
Your files are encrypted during transfer, processed in isolated containers, and automatically deleted within 60 minutes. We never read, share, or store your data.