Derek Lilliquist vs. Ethan Roberts — Career Comparison

On the career pitching numbers, Derek Lilliquist posted a stronger line than Ethan Roberts. Derek Lilliquist posted stronger numbers in ERA (4.13 vs 4.98) and WHIP (1.429 vs 1.592). By the career numbers, Derek Lilliquist 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.