While savings vary per game, the ability to compress data and bundle it into a single file keeps your ROM library tidy and conserves hard drive space.
WUA utilizes efficient compression algorithms. It strips away redundant dummy data used on physical Wii U discs, saving significant storage space without sacrificing in-game performance or loading times.
WUA uses modern compression to significantly reduce file sizes compared to raw folders or older formats like .wud or .wux .
WUA (Wii U Archive) format is a modern, compressed file format specifically designed for the Cemu emulator wua roms wii u
| Game Title | Raw Disc Size (GB) | WUX (GB) | WUA (GB) | Saving vs. WUX | |------------|--------------------|----------|----------|----------------| | Super Smash Bros. for Wii U | 15.6 | 12.8 | 9.1 | ~29% | | The Legend of Zelda: Breath of the Wild | 11.8 | 10.2 | 7.4 | ~27% | | Xenoblade Chronicles X | 22.7 | 18.9 | 14.3 | ~24% |
Switching your Wii U library to WUA provides several immediate advantages:
: Uses lossless compression to save disk space compared to raw uncompressed formats like .wud. While savings vary per game, the ability to
: Ensure you are using a recent version (Cemu 2.0 or newer is recommended for best compatibility). Set Your Game Path General Settings Game Paths and add the folder where your .wua files are stored.
Navigate to the folder where you saved your .wua files and select it.
I’ve been seeing a lot of questions lately about when setting up Wii U emulation in Cemu, and there seems to be some confusion about how they differ from the standard formats like .WUX, .WUD, or Loadiine folders. WUA uses modern compression to significantly reduce file
Modern versions of Cemu natively read WUA files. You do not need to unpack, decrypt, or install updates through the emulator menu once a file is converted to WUA; Cemu reads the embedded update and DLC data automatically. How to Convert Wii U Games to WUA Format
emulator. It combines a base game, its updates, and all DLC into a single, space-saving file. LaunchBox Community Forums Key Features of .wua Files Convenience