Henderson Alvarez vs. Tim Birtsas — Career Comparison

Henderson Alvarez built a career as a starting pitcher and Tim Birtsas as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Henderson Alvarez led in home run suppression (HR9+ 238 vs 80), walk avoidance (BB%+ 130 vs 91), and run prevention (ERA+ 111 vs 92). Tim Birtsas held the edge in strikeout rate (K%+ 102 vs 66). Role difference aside, Henderson Alvarez holds a clear edge on every meaningful shared measure.