there are no breakpoints for movement speed . the more you got , the faster you move .
equipping heavy armors is slowing you down . example : the same character with leather armors on will move faster than having heavy iron armors on .
another example : an amazon using an Athula's hand shield will move faster than using a Setzschild .
morphs have the benefit of ignoring armors weight , so you can move as fast as you would be if using leather armors even if you got iron armors on as long as you keep the morph active . but this has suffered some changes in Sigma
from the changelog :
Morphs now have the same walking speed as the character, instead of being slower, and can now run