Alex Singleton vs. Sam Tuivailala — Career Comparison

Looking at the career totals, Alex Singleton and Sam Tuivailala are fairly close on the surface numbers. Sam Tuivailala posted stronger numbers in ERA (3.33 vs 6.75) and WHIP (1.378 vs 2.250). Alex Singleton had the advantage in home runs allowed (0 per nine innings vs 0.85). By the career numbers, Sam Tuivailala 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.