Zach McClellan vs. Billy O'Dell — Career Comparison

Billy O'Dell built a career as a starting pitcher and Zach McClellan as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Billy O'Dell posted stronger surface numbers — ERA 3.29 and WHIP 1.276 compared to 5.79 and 1.929 for Zach McClellan. By the career numbers, Billy O'Dell had the better of this cross-role comparison — though era context would sharpen the verdict.