Corey Kluber vs Zack Wheeler: Career Stats Comparison
Corey Kluber (2011–2023) and Zack Wheeler (2013–present) — both came up during the 2010s, so the matchup is a direct one. Corey Kluber compiled 116 wins and 1,725 strikeouts; Zack Wheeler put up 113 wins and 1,820 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Corey Kluber
Zack Wheeler
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 | Corey Kluber | Zack Wheeler |
|---|---|---|
| Wins | 116 | 113 |
| Losses | 77 | 75 |
| Games | 271 | 283 |
| Games Started | 260 | 283 |
| Complete Games | 18 | 5 |
| Shutouts | 8 | 3 |
| Saves | 1 | 0 |
| Strikeouts | 1,725 | 1,820 |
| Walks | 368 | 490 |
| Hits Allowed | 1,486 | 1,475 |
| Home Runs Allowed | 177 | 166 |
| Innings Pitched | 1,641 | 1,728 |
| ERA | 3.44 | 3.28 |
| WHIP | 1.13 | 1.14 |
| K/9 | 9.46 | 9.48 |
| BB/9 | 2.02 | 2.55 |
PIV Comparison
By PIV (Player Impact Value), Zack Wheeler leads Corey Kluber 39,270 to 36,049 — a gap driven primarily by per-season impact (3,570 vs 2,773 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).
Corey Kluber — top 3 seasons by ERA (lower is better)
Zack Wheeler — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Zack Wheeler leads in strikeouts, ERA, K/9, and innings pitched, while Corey Kluber owns wins and WHIP. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Zack Wheeler. PIV agrees: Zack Wheeler grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.