John Mulligan vs. Brian O'Grady — Career Comparison

On the career numbers, Brian O'Grady posted the stronger offensive profile against John Mulligan. Brian O'Grady posted stronger numbers in OPS (.671 vs .500) and on-base percentage (.283 vs .250). John Mulligan had the advantage in batting average (.250 vs .184). By the career numbers, Brian O'Grady had the stronger overall case — though those totals don't account for the eras and run environments each player worked in.