Dave Heaverlo vs. Wayne Twitchell — Career Comparison

Wayne Twitchell built a career as a starting pitcher and Dave Heaverlo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dave Heaverlo led in walk avoidance (BB%+ 113 vs 73), run prevention (ERA+ 122 vs 91), and home run suppression (HR9+ 113 vs 86). Wayne Twitchell held the edge in strikeout rate (K%+ 116 vs 96). Role difference aside, Dave Heaverlo holds a clear edge on every meaningful shared measure.