Don Aase vs. Bobby Tiefenauer — Career Comparison

Looking at the career totals, Don Aase and Bobby Tiefenauer are fairly close on the surface numbers. Bobby Tiefenauer had the edge in WHIP (1.310 vs 1.431). By the career numbers, Bobby Tiefenauer 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.