Bob Anderson vs. Willis Roberts — Career Comparison

Bob Anderson built a career as a starting pitcher and Willis Roberts as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Willis Roberts led in run prevention (ERA+ 97 vs 89), walk avoidance (BB%+ 100 vs 93), and home run suppression (HR9+ 113 vs 107). Bob Anderson held the edge in strikeout rate (K%+ 100 vs 87). Keeping the role difference in mind, the edge still goes to Willis Roberts.