Barret Browning vs. Dan O'Brien — Career Comparison

Looking at the career totals, Barret Browning and Dan O'Brien are fairly close on the surface numbers. Barret Browning posted stronger numbers in ERA (5.12 vs 5.9) and WHIP (1.293 vs 1.931). Dan O'Brien had the advantage in home runs allowed (0.31 per nine innings vs 0.93). By the career numbers, Barret Browning 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.