Les Lancaster vs. Mason Thompson — Career Comparison

On the career pitching numbers, Les Lancaster posted a stronger line than Mason Thompson. Les Lancaster posted stronger numbers in ERA (4.05 vs 5.21) and WHIP (1.451 vs 1.667). By the career numbers, Les Lancaster 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.