Bob Cremins vs. Jairo Diaz — Career Comparison

Looking at the career totals, Bob Cremins and Jairo Diaz are fairly close on the surface numbers. Bob Cremins posted stronger numbers in WHIP (1.500 vs 1.556) and home runs allowed (0 per nine innings vs 1.09). Jairo Diaz had the advantage in ERA (4.86 vs 5.06). By the career numbers, Bob Cremins 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.