Jim Johnson vs. Mike Trombley — Career Comparison

Looking at the career totals, Jim Johnson and Mike Trombley are fairly close on the surface numbers. Mike Trombley posted stronger numbers in ERA (4.48 vs 8.1) and WHIP (1.453 vs 2.100). Jim Johnson had the advantage in home runs allowed (0 per nine innings vs 1.29). By the career numbers, Mike Trombley 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.