Tyler Lyons vs. John Rooney — Career Comparison

On the career pitching numbers, Tyler Lyons posted a stronger line than John Rooney. Tyler Lyons posted stronger numbers in ERA (4.3 vs 6.75) and WHIP (1.249 vs 1.500). By the career numbers, Tyler Lyons 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.