Harry O'Neill vs. Dale Thayer — Career Comparison

Looking at the career totals, Harry O'Neill and Dale Thayer are fairly close on the surface numbers. Harry O'Neill posted stronger numbers in ERA (1.8 vs 3.47) and home runs allowed (0 per nine innings vs 1.07). Dale Thayer had the advantage in WHIP (1.264 vs 1.400). By the career numbers, Harry O'Neill 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.