Bill Ayers vs. Dave Haas — Career Comparison

Looking at the career totals, Bill Ayers and Dave Haas are fairly close on the surface numbers. Dave Haas had the edge in ERA (4.84 vs 8.15). By the career numbers, Dave Haas 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.