it is 20.2 hands high.
4 Inches is one hand.
Horses can range from 8hh (falabella) to 19hh (shires, clydesdales). The worlds tallest horse which is a shire is 20.2hh
if you are going on about size it varies from 8 hands to 20 if you are going on about their feet they are called hooves
12.2 and a half hands So it is not actually a horse,its a pony because its under 14.2 hands.