Full | Ps2 Iso Files Highly Compressed

Here are fan-favorite titles that compress exceptionally well (original size → compressed size):

| Game Title | Original ISO Size | Compressed (CSO/CHD) Size | | :--- | :--- | :--- | | God of War | 8.3 GB | 1.6 GB | | God of War II | 8.5 GB | 1.7 GB | | Gran Turismo 4 | 5.7 GB | 1.2 GB | | Final Fantasy X | 4.3 GB | 1.9 GB | | Shadow of the Colossus | 5.1 GB | 1.3 GB | | Dragon Quest VIII | 4.0 GB | 1.4 GB | | Metal Gear Solid 3 | 4.3 GB | 1.6 GB | | Kingdom Hearts II | 4.1 GB | 1.3 GB | | Resident Evil 4 | 4.5 GB | 1.5 GB | | Persona 4 | 4.2 GB | 1.2 GB | ps2 iso files highly compressed full

Note: Games with extensive FMV (e.g., Metal Gear Solid 2) compress less effectively because videos are already compressed in the original disc. The PS2 and its games remain under copyright

| Tool | Input formats | Output format | Compression level | Emulator support | |------|---------------|---------------|-------------------|------------------| | CHDMAN (MAME) | ISO, CUE, GDI, CDI | .chd | 0–9 (LZMA) | PCSX2, DuckStation, RetroArch | | RVZ Converter (Dolphin) | ISO, GCZ, CISO | .rvz | 1–9 (LZMA/Zstd) | PCSX2 (via BIOS mode), Dolphin (not PS2 native) | | CISO / MaxCSO | ISO | .cso | 1–9 (zlib) | PCSX2, PPSSPP (PSP) | | 7-Zip | ISO | .7z | 0–9 (LZMA2) | None (must extract to ISO) | | PS2 Compressor (homebrew) | ISO | .iso + dummy remover | N/A | Manual patching | and PCSX2 compatibility.

Recommended: CHD for best balance of compression ratio, speed, and PCSX2 compatibility.

The PS2 and its games remain under copyright (Sony Interactive Entertainment). Downloading pre-compressed "full ISO" files from unauthorized sources infringes copyright in most jurisdictions. The only legal ways to create a compressed PS2 ISO are:

Instead of downloading suspicious "Highly Compressed" files from the internet, it is safer to take a standard ISO you already own and compress it yourself.