SIXEL vs PGX — Comparison & Free Converter
Fast, instant SIXEL to PGX conversion. No signup required. Just drop your .sixel file and get .pgx in seconds.
Batch Settings
About SIXEL to PGX Conversion
SIXEL or PGX — which format should you use? The answer depends on your needs. Here's a quick breakdown.
SIXEL is a widely used file format. It has common platform support. PGX is a widely used file format. It has common platform support.
So when should you convert SIXEL to PGX? This conversion is ideal when you When you need a PGX file. This conversion helps you convert between formats quickly.
Converting SIXEL to PGX maintains high quality with CocoConvert's optimised encoder settings.
If you've decided PGX is the right choice, CocoConvert makes the conversion effortless. Upload your .sixel file, pick PGX, 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 SIXEL to PGX
- 1
Choose your SIXEL file
Upload your .sixel file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to PGX
Select .pgx 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 PGX file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert SIXEL to PGX
Your SIXEL file is decoded and re-encoded as PGX.
Your SIXEL file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PGX format
The converted file is ready for download
Format Comparison
SIXEL
.sixel file
| Extension | .sixel |
| MIME Type | image/x-sixel |
| Category | Image |
PGX
.pgx file
| Extension | .pgx |
| MIME Type | image/x-pgx |
| Category | Image |
Should You Convert SIXEL to PGX?
When to Convert
- ✓When you need a PGX file
Frequently Asked Questions
Should I use SIXEL or PGX?
It depends on your goal. SIXEL preserves full quality. PGX preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is PGX higher quality than SIXEL?
Not necessarily. Converting SIXEL to PGX 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 SIXEL to PGX 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 SIXEL to PGX?
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 SIXEL to PGX?
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.