To achieve the "best" result, the archivist must optimize for the following three criteria:
PBP is the file format used for firmware updates and game distribution on the Sony PlayStation Portable. In the context of PS1 archiving, it is used to package PS1 ISOs (disc images) into a single, compressed executable file playable on PSP hardware via Custom Firmware (CFW) or adapters like the PSIO. ps1 pbp archive best
Date: April 19, 2026
Subject: Best format, tools, and compression for PlayStation 1 disc images converted to PBP (PBP) To achieve the "best" result, the archivist must
You may have heard of CHD (Compressed Hunks of Data), the new rival to PBP. Which is the best for your archive? Which is the best for your archive
| Feature | PS1 PBP | CHD | | :--- | :--- | :--- | | Multi-disc support | Excellent (Single file) | Poor (Separate files/playlist) | | Compression ratio | Good (Avg. 40% reduction) | Better (Avg. 45-50% reduction) | | Software support | DuckStation, Vita, PSP | RetroArch, MAME | | Artwork support | Yes (Built-in icons) | No (Relies on external files) |
The Verdict: For Portable devices (Anbernic, PS Vita, TrimUI), PBP is best because of disc swapping and artwork. For Desktop PC emulation (Batocera, LaunchBox), CHD is catching up, but PBP remains the standard.