Roki Sasaki vs. Jerry Walker — Career Comparison

Looking at the career totals, Roki Sasaki and Jerry Walker are fairly close on the surface numbers. Jerry Walker had the edge in home runs allowed (1.17 per nine innings vs 1.49). By the career numbers, Jerry Walker 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.