Andy Pratt vs. Nick Robertson — Career Comparison

Looking at the career totals, Andy Pratt and Nick Robertson are fairly close on the surface numbers. Nick Robertson posted stronger numbers in ERA (5.3 vs 15) and WHIP (1.626 vs 4.333). Andy Pratt had the advantage in home runs allowed (0 per nine innings vs 1.51). By the career numbers, Nick Robertson 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.