Steve Grilli vs. Ed Weiland — Career Comparison

On the career pitching numbers, Steve Grilli posted a stronger line than Ed Weiland. Steve Grilli posted stronger numbers in ERA (4.51 vs 8.25) and WHIP (1.639 vs 1.792). By the career numbers, Steve Grilli 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.