John Clarkson vs Sadie McMahon: Career Stats Comparison
John Clarkson (1882–1894) and Sadie McMahon (1889–1897) — both came up during the 1880s, so the matchup is a direct one. John Clarkson compiled 328 wins and 1,978 strikeouts; Sadie McMahon put up 173 wins and 967 strikeouts. The numbers below run them through identical career and rate-stat lenses.
John Clarkson
Sadie McMahon
Career Stats Side-by-Side
Every cell below is a career total or career rate. Cells highlighted in green mark the player who leads that line. For pitchers, lower ERA, WHIP, and BB/9 lead; higher K/9 leads.
| Statistic | John Clarkson | Sadie McMahon |
|---|---|---|
| Wins | 328 | 173 |
| Losses | 178 | 127 |
| Games | 531 | 321 |
| Games Started | 518 | 305 |
| Complete Games | 485 | 279 |
| Shutouts | 37 | 14 |
| Saves | 5 | 4 |
| Strikeouts | 1,978 | 967 |
| Walks | 1,191 | 945 |
| Hits Allowed | 4,295 | 2,726 |
| Home Runs Allowed | 159 | 52 |
| Innings Pitched | 4,536 | 2,634 |
| ERA | 2.81 | 3.51 |
| WHIP | 1.21 | 1.39 |
| K/9 | 3.92 | 3.30 |
| BB/9 | 2.36 | 3.23 |
PIV Comparison
By PIV (Player Impact Value), John Clarkson outpaces Sadie McMahon 36,438 to 27,104 — a gap driven primarily by per-season impact (2,803 vs 2,710 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.
Peak Seasons
The best single seasons each player produced, ranked by ERA among qualified workloads (120+ innings).
John Clarkson — top 3 seasons by ERA (lower is better)
Sadie McMahon — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, John Clarkson leads in wins, strikeouts, ERA, and WHIP, while Sadie McMahon owns no headline categories. That doesn't settle the era debate, but on the raw scoreboard the edge goes to John Clarkson. PIV agrees: John Clarkson grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.