Click Calculate Horse Size. 74 inches 189 m Most adult full-size horses height is in a range from 142 to 162 hands. How Many Hands Are You Kentucky Horse Park Kentucky Arabians That is why the weight is so important. . Each hand contains four inches. 26 rows HANDS INCHES CENTIMETRES. This tradition continues to the present. In Englishspeaking countries horses are measured in hands or fourinch increments a measurement that originated in ancient Egypt. Then it is actually 16 hands high. Enter the weight of your saddle. If a horse is listed as being 153 hh what does the 3 represent. Proper denotation of a horses height is with the number of whole hands followed by the number of parts of a hand or inches remaining. Therefore a horse that measures 154 hands is 15 hands and 4 inches tall. The hand is a non- SI unit of measurement of length standardized to 4 in 1016 mm. A hand is equivalent to 4 ...