Difference between Technomate box and sky digibox

Hello
i have seen some people selling technomate box on gumtree.
Nowi have sky digibox.Justoutof curiousity i want to know what is the difference between the two boxes.

Do you get differet channels on technomate,if yes what kid of hannels are they.Also does one need different dish than one use with sky dish
Thanks