Mark Johnson vs. Les Sweetland — Career Comparison

Looking at the career totals, Mark Johnson and Les Sweetland are fairly close on the surface numbers. Les Sweetland posted stronger numbers in ERA (6.1 vs 7.5) and home runs allowed (0.83 per nine innings vs 1.13). Mark Johnson had the advantage in WHIP (1.750 vs 1.823). By the career numbers, Les Sweetland 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.