Dave Haas vs. Dean Thomas — Career Comparison

Looking at the career totals, Dave Haas and Dean Thomas are fairly close on the surface numbers. Dean Thomas posted stronger numbers in WHIP (1.542 vs 1.654) and home runs allowed (0.61 per nine innings vs 1.61). Dave Haas had the advantage in ERA (4.84 vs 5.49). By the career numbers, Dean Thomas 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.