XWD vs PGM — Comparison & Free Converter
Fast, instant XWD to PGM conversion. No signup required. Just drop your .xwd file and get .pgm in seconds.
Batch Settings
Vous manipulez des images bitmap et avez besoin de passer du format XWD au PGM ? Que ce soit pour des travaux graphiques, de l'archivage ou une intégration dans des systèmes spécifiques, cette conversion est souvent nécessaire. Le format XWD, historiquement lié aux environnements X Window System, peut s'avérer peu compatible avec des outils modernes ou des plateformes plus généralistes. Le PGM, quant à lui, est apprécié pour sa simplicité et sa compatibilité avec de nombreux logiciels de traitement d'image, notamment dans le domaine scientifique et technique. Notre outil vous offre une solution simple et efficace pour transformer vos fichiers XWD en PGM, garantissant la préservation de vos données d'image. Facile d'utilisation, il vous permet d'effectuer cette conversion en quelques clics, sans installation de logiciel complexe.
- Archivage de documents administratifs scannés
- Intégration d'images dans des publications académiques
- Préparation d'assets pour l'impression dans le design
En France, Belgique, Suisse et au Québec, le PGM est souvent privilégié pour sa robustesse dans les chaînes de traitement d'image non compressées, particulièrement dans les secteurs publics et universitaires où la fidélité des données est primordiale.
About XWD to PGM Conversion
XWD or PGM — which format should you use? The answer depends on your needs. Here's a quick breakdown.
XWD is a widely used file format. It has common platform support. PGM is a widely used file format. It has common platform support.
So when should you convert XWD to PGM? This conversion is ideal when you When you need a PGM file. This conversion helps you convert between formats quickly.
Converting XWD to PGM maintains high quality with CocoConvert's optimised encoder settings.
If you've decided PGM is the right choice, CocoConvert makes the conversion effortless. Upload your .xwd file, pick PGM, and click Convert — done in seconds. The converter runs on secure servers in Germany, powered by FFmpeg, Sharp, and qpdf. Files are encrypted via TLS and erased within 24 hours.
Free tier: 5 files/hour, 250 MB each. Pro: 100 files/hour, 5 GB each. Works in every modern browser on desktop and mobile.
How to Convert XWD to PGM
- 1
Choose your XWD file
Upload your .xwd file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to PGM
Select .pgm from the output options. The converter applies optimal quality settings automatically.
- 3
Run the conversion
Click Convert. Server-side processing means your device stays fast — even for large image files.
- 4
Get your PGM file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert XWD to PGM
Your XWD file is decoded and re-encoded as PGM.
Your XWD file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PGM format
The converted file is ready for download
Format Comparison
XWD
.xwd file
| Extension | .xwd |
| MIME Type | image/x-xwindowdump |
| Category | Image |
PGM
.pgm file
| Extension | .pgm |
| MIME Type | image/x-portable-graymap |
| Category | Image |
Should You Convert XWD to PGM?
When to Convert
- ✓When you need a PGM file
Frequently Asked Questions
Should I use XWD or PGM?
It depends on your goal. XWD preserves full quality. PGM preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is PGM higher quality than XWD?
Not necessarily. Converting XWD to PGM maintains high quality with CocoConvert's optimised encoder settings. Quality depends on the compression type and settings, not just the format name.
Can I convert XWD to PGM on Mac and Windows?
Yes. CocoConvert is a web-based tool that works in all modern browsers — Chrome, Safari, Firefox, Edge — on any operating system including macOS, Windows, Linux, iOS, and Android.
Is CocoConvert free for XWD to PGM?
Yes. Free users get 5 conversions per hour (250 MB each). Pro subscribers unlock 100 files per hour, 5 GB per file, and priority processing.
What tools does CocoConvert use for XWD to PGM?
CocoConvert uses FFmpeg for audio/video, Sharp for images, and qpdf for documents — the same open-source libraries used by Netflix, YouTube, and major enterprise platforms.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.