there is no extra fee for the “enterprise edition”
Ubuntu has best translation / L10n
Stable and Regular release cycles
A new release will be shipped every six months. non-LTS - 9 month support
Every two even years an Ubuntu long term support (LTS) - 5 years support
Open Source Software and Free
Server and Desktop (Mobile)
supports Intel x86 (IBM-compatible PC), AMD64 (x86-64), ARMv7, ARMv8 (ARM64), IBM POWER8/POWER9 (ppc64el), IBM Z zEC12/zEC13/z14 and IBM LinuxONE Rockhopper I+II/Emporer I+II (s390x)