Skip to content

Bulk SGI to PNM Converter Online — Free HD Quality

Drag and drop your multiple SGI files into this 100% free online SGI to PNM converter (.sgi to .pnm), and click the Convert button to bulk convert them to PNM format in HD quality. Use the quality slider to fine-tune your PNM output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original SGI files are removed from our servers right after. Also see:Batch PSD to TGA converter.

Drop your SGI files here to convert to PNM, or click to browse

Converts .sgi to PNM (.pnm) in HD quality — bulk, free, no signup

Choose Files
To:
85%
100% Free
No Signup Required
Secure & Auto-Deleted

SGI vs PNM — File Format Comparison

See how SGI and PNM compare across file extension, MIME type, compression, and feature support. Related:Change SGI to PBM.

Feature SGI PNM
File Extension .sgi .pnm
MIME Type image/sgi image/x-portable-anymap
Compression Type Lossless Lossless
Transparency Support Yes No
Animation Support No No
Metadata Support Yes Yes

What Is SGI Format?

Silicon Graphics Image format. See also:SGI to PGM converter.

  • Compression: Lossless
  • Transparency: Supported
  • Animation: Not supported

What Is PNM Format?

Portable Anymap format, generic Netpbm format.

  • Compression: Lossless
  • Transparency: Not supported
  • Animation: Not supported