Tom Cotter vs. John Patterson — Career Comparison

Looking at the career totals, Tom Cotter and John Patterson are closely matched on the surface stats. John Patterson posted stronger numbers in OPS (.577 vs .558) and slugging (.287 vs .250). Tom Cotter had the advantage in on-base percentage (.308 vs .290). By the career numbers, John Patterson had the stronger overall case — though those totals don't account for the eras and run environments each player worked in.