as to size — you see the same small men in medieval armor. these guys were mostly five feet tall.
Inches have only been put on in the last 100 years.
When I was a kid growing up in DeFuniak Springs, FL our city library had a huge collection of Scottish armor. I noticed that they must have been small people.
The swords on the other hand were huge. I thought they must have been really strong before I learned they were two handed.
Interestingly, William Wallace was 6’4”.