Pros:
- Latest software
- Latest kernel and drivers
- Latest desktop environment version
- No major upgrades
- No need to upgrade or perform clean installs regularly
- Pacman is faster than APT, has a shorter syntax, and more features
- An uncomplicated Arch based distro
- Made for beginners
- Overall better performance
- Better gaming performance and support
Cons:
- AUR may cause dependency problems due to packages being held back
- Less stable than point releases (Stable in the sense of not changing)
- Always a couple weeks behind Arch
- May require more maintenance
- May require manual user intervention in rare occasions