Bulk BMP to PGM Converter Online — Free HD Quality
Drag and drop your multiple BMP files into this free online BMP to PGM converter (.bmp to .pgm), and click the Convert button to bulk convert them to PGM format in HD quality. Use the quality slider to fine-tune your PGM output, then download your converted files one by one or as a single ZIP — your original BMP files are removed from our servers right after.
To:
85%
Drop images here or click to browse
PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
BMP vs PGM — File Format Comparison
| Feature | BMP | PGM |
|---|---|---|
| File Extension | .bmp | .pgm |
| MIME Type | image/bmp | image/x-portable-graymap |
| Compression Type | Lossless | Lossless |
| Transparency Support | No | No |
| Animation Support | No | No |
| Metadata Support | Yes | Yes |
What Is BMP Format?
Windows Bitmap format, uncompressed raster images.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
What Is PGM Format?
Portable Graymap format for grayscale images.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
Related Converters
- Quick 3GA to PPM online converter
- Make AIFC files into AAC
- Convert CRW files in bulk to PDF
- How to convert DCS to SGI online?
- Convert HEIC files in bulk to XBM
- How to convert MOS to AVIF online?
- How to convert NEF to CUR online?
- Bulk convert OGG to JPEG 2000
- Mass PCD to CUR conversion
- Online PCX to TIFF converter tool
- Get TGA from PS
- Free WEBP to JPG - no account needed
- Bulk convert WMA to JXL
- Transform WMZ to JPG
- See all BMP conversions
- PGM format converter hub
- Browse all Image converters
- All conversion tools