Tom Gordon vs Kenley Jansen: Career Stats Comparison
Tom Gordon (1988–2009) and Kenley Jansen (2010–present) — breaking in during the 1980s and the 2010s respectively, so they pitched against very different hitting environments. Tom Gordon compiled 138 wins and 1,928 strikeouts; Kenley Jansen put up 54 wins and 1,278 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Tom Gordon
Kenley Jansen
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 | Tom Gordon | Kenley Jansen |
|---|---|---|
| Wins | 138 | 54 |
| Losses | 126 | 40 |
| Games | 890 | 933 |
| Games Started | 203 | 0 |
| Complete Games | 18 | 0 |
| Shutouts | 4 | 0 |
| Saves | 158 | 476 |
| Strikeouts | 1,928 | 1,278 |
| Walks | 977 | 282 |
| Hits Allowed | 1,889 | 610 |
| Home Runs Allowed | 176 | 88 |
| Innings Pitched | 2,108 | 927 |
| ERA | 3.96 | 2.57 |
| WHIP | 1.36 | 0.96 |
| K/9 | 8.23 | 12.40 |
| BB/9 | 4.17 | 2.74 |
PIV Comparison
By PIV (Player Impact Value), Kenley Jansen leads Tom Gordon 34,863 to 29,014 — a gap driven primarily by per-season impact (2,179 vs 1,319 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).
Tom Gordon — top 3 seasons by ERA (lower is better)
Kenley Jansen — top 0 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Kenley Jansen leads in ERA, WHIP, and K/9, while Tom Gordon owns wins, strikeouts, and innings pitched. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Kenley Jansen. PIV agrees: Kenley Jansen grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.