Jair Jurrjens vs. William Ross — Career Comparison

Looking at the career totals, Jair Jurrjens and William Ross are fairly close on the surface numbers. Jair Jurrjens posted stronger numbers in ERA (3.72 vs 4.94) and WHIP (1.362 vs 1.440). William Ross had the advantage in home runs allowed (0.33 per nine innings vs 0.82). By the career numbers, Jair Jurrjens 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.