Steve Johnson vs. Mike Willis — Career Comparison

Looking at the career totals, Steve Johnson and Mike Willis are fairly close on the surface numbers. Steve Johnson posted stronger numbers in ERA (4.26 vs 4.59) and WHIP (1.408 vs 1.524). Mike Willis had the advantage in home runs allowed (1.09 per nine innings vs 1.3). By the career numbers, Steve Johnson had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.