Jonathan Broxton vs Kenley Jansen: Career Stats Comparison
Jonathan Broxton (2005–2017) and Kenley Jansen (2010–present) — breaking in during the 2000s and the 2010s respectively, so they pitched against very different hitting environments. Jonathan Broxton compiled 43 wins and 758 strikeouts; Kenley Jansen put up 54 wins and 1,278 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Jonathan Broxton
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 | Jonathan Broxton | Kenley Jansen |
|---|---|---|
| Wins | 43 | 54 |
| Losses | 38 | 40 |
| Games | 694 | 933 |
| Games Started | 0 | 0 |
| Complete Games | 0 | 0 |
| Shutouts | 0 | 0 |
| Saves | 118 | 476 |
| Strikeouts | 758 | 1,278 |
| Walks | 268 | 282 |
| Hits Allowed | 580 | 610 |
| Home Runs Allowed | 51 | 88 |
| Innings Pitched | 676 | 927 |
| ERA | 3.41 | 2.57 |
| WHIP | 1.25 | 0.96 |
| K/9 | 10.09 | 12.40 |
| BB/9 | 3.57 | 2.74 |
PIV Comparison
By PIV (Player Impact Value), Kenley Jansen outpaces Jonathan Broxton 34,863 to 17,970 — a gap driven primarily by per-season impact (2,179 vs 1,123 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).
Jonathan Broxton — top 0 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 wins, strikeouts, ERA, and WHIP, while Jonathan Broxton owns no headline categories. 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.