Bert Blyleven vs. Darold Knowles — Career Comparison

Bert Blyleven built a career as a starting pitcher and Darold Knowles as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bert Blyleven led in walk avoidance (BB%+ 143 vs 90), strikeout rate (K%+ 110 vs 67), and skill-based run prevention (DICE+ 98 vs 88). Darold Knowles held the edge in home run suppression (HR9+ 106 vs 78). Keeping the role difference in mind, the edge still goes to Bert Blyleven.