While standard versions need about 20GB of space, a "Super Lite" ISO can take up as little as 6GB to 7GB after installation.

: Many modern programs—including the latest versions of Google Chrome, Python, and games requiring DirectX 12 —are no longer compatible with Windows 8.

Here is an informative breakdown of why a 64-bit Windows 8 Super Lite build might be considered "better" for the right user.