Ryota Igarashi vs. John Tener — Career Comparison

On the career pitching numbers, John Tener posted a stronger line than Ryota Igarashi. John Tener posted stronger numbers in ERA (4.33 vs 6.41) and WHIP (1.495 vs 1.849). By the career numbers, John Tener 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.