Andy Carter vs. Tyler Robertson — Career Comparison

On the career pitching numbers, Andy Carter posted a stronger line than Tyler Robertson. Andy Carter posted stronger numbers in ERA (4.75 vs 5.54) and WHIP (1.320 vs 1.500). By the career numbers, Andy Carter 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.