Dave Gregg vs. Les Willis — Career Comparison

Looking at the career totals, Dave Gregg and Les Willis are fairly close on the surface numbers. Les Willis posted stronger numbers in ERA (3.48 vs 18) and WHIP (1.864 vs 2.000). Dave Gregg had the advantage in home runs allowed (0 per nine innings vs 0.61). By the career numbers, Les Willis 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.