John Lannan vs. Sam Streeter — Career Comparison

On the career pitching numbers, Sam Streeter posted a stronger line than John Lannan. Sam Streeter posted stronger numbers in ERA (3.97 vs 4.18) and WHIP (1.319 vs 1.454). By the career numbers, Sam Streeter 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.