Justin Hagenman vs. Fritz Peterson — Career Comparison

Fritz Peterson built a career as a starting pitcher and Justin Hagenman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Fritz Peterson posted stronger surface numbers — ERA 3.3 and WHIP 1.225 compared to 4.56 and 1.099 for Justin Hagenman. By the career numbers, Fritz Peterson had the better of this cross-role comparison — though era context would sharpen the verdict.