PBM vs TIFF
A detailed comparison of PBM Bitmap Image and TIFF Image — file size, quality, compatibility, and which format to choose for your workflow.
PBM Bitmap Image
Raster & Vector ImagesPBM (Portable Bitmap) stores monochrome images in a minimal format.
About PBM filesTIFF 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.
About TIFF filesStrengths Comparison
PBM Strengths
- Extreme simplicity — a 20-line parser handles every PBM.
- Ideal as pipeline intermediate format.
- Plain ASCII variant is human-readable and diff-able.
- 37+ years of unchanged stability.
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
PBM Limitations
- No compression — files are huge compared to PNG or JPEG.
- No color profile, no metadata, no transparency.
- Not a delivery format — strictly for pipelines.
- ASCII variant is 8× larger than binary for the same image.
TIFF 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.
- Weak animation support — designed for still imagery.
Technical Specifications
| Specification | PBM | TIFF |
|---|---|---|
| MIME types | image/x-portable-bitmap (PBM), image/x-portable-graymap (PGM), image/x-portable-pixmap (PPM) | — |
| Extensions | .pbm, .pgm, .ppm, .pnm | .tif, .tiff |
| Variants | P1 (ASCII bitmap), P4 (binary bitmap), P2/P5 (graymap), P3/P6 (pixmap) | — |
| Toolkit | Netpbm (since 1988) | — |
| Creator | Jef Poskanzer | — |
| MIME type | — | image/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 |
Typical File Sizes
PBM
- 512×512 bitmap (binary P4) 33 KB
- 1920×1080 grayscale (binary P5) ~2 MB
- 1920×1080 RGB (binary P6) ~6 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
Ready to convert?
Convert between PBM and TIFF online, free, and without installing anything. Encrypted upload, automatic deletion after 60 minutes.
Frequently Asked Questions
PBM (PBM Bitmap Image) 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 PBM when its particular strengths match the publishing target.
PBM (PBM Bitmap Image) 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 PBM when its particular strengths match the publishing target.
Most desktop photo viewers (Windows Photos, macOS Preview, GIMP, Photoshop, Affinity Photo) open PBM natively. On mobile, iOS Photos and Google Photos display PBM 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 PBM to JPG or PBM to PNG converter.
Most desktop photo viewers (Windows Photos, macOS Preview, GIMP, Photoshop, Affinity Photo) abrir PBM natively. On mobile, iOS Photos e Google Photos display PBM 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 PBM to JPG ou PBM to PNG converter.
Upload the PBM 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; PBM 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.