What is the difference between XFCE and KDE?

Related questions

1. What window manager does KDE use?
2. What is Debian XFCE?
3. Is Arch Linux hard to install?
4. Is Arch Linux good?
5. What is KDE mate XFCE?
6. Does Xfce use GTK?
7. What does GTK mean Linux?
8. Is manjaro more stable than Arch?
9. What is KDE in Ubuntu?
10. Is XFCE a lightweight?

Tags

1. #ubuntu
2. #kubuntu
3. #system
4. #gnome
5. #requires
6. #other
7. #options
8. #candy
9. #version
10. #while
11. #polished
12. #hungry
13. #resources
14. #unity
15. #resource
16. #point
17. #appearance
18. #click