Logan has the distinct advantage of already being a mutant with over a century of combat experience.
Steve was just some kid who was medically unfit to be within a hundred miles of a battlefield.
Bruce banner was trying to replicate the serum that was made by Dr Erskine and injected into cap. Adamantium is an alloy which was made to be used instead of vibranium which is present only in caps shield.
Steve was just some kid who was medically unfit to be within a hundred miles of a battlefield.