ALSO CONSIDER
The natural alternatives are the other Ubuntu flavours, and there are 10 flavours in total. Ubuntu Budgie uses Budgie, a lightweight desktop environment with quite a lot of flexibility in the layout. Ubuntu Cinnamon uses the Cinnamon desktop environment, which covers similar ground to MATE, but it’s derived from Gnome 3 rather than Gnome 2, aiming to provide the best of both worlds in terms of a traditional layout with some of the modern features of current Gnome.