Alex Singleton vs. Don Williams — Career Comparison

On the career pitching numbers, Alex Singleton posted a stronger line than Don Williams. Alex Singleton posted stronger numbers in ERA (6.75 vs 10.38) and WHIP (2.250 vs 3.231). By the career numbers, Alex Singleton 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.