Brian Keyser vs. Hyun Jin Ryu — Career Comparison

Hyun Jin Ryu built a career as a starting pitcher and Brian Keyser as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Hyun Jin Ryu led in strikeout rate (K%+ 102 vs 56), run prevention (ERA+ 128 vs 97), and walk avoidance (BB%+ 151 vs 132). Brian Keyser held the edge in home run suppression (HR9+ 187 vs 131). Role difference aside, Hyun Jin Ryu holds a clear edge on every meaningful shared measure.