Torso is too long, and the legs are too short. The overall length is okay.
Try adding a little more detail to the shoes. Right now it's just a shape. It's not even shaded.
The nose is a bit odd.
The chainmail is weird. Right now they're stretched out. They should be a little messy, hanging over the armor a bit.
Try to make some more plates on the chest. It'll give it a way better look.