Kevin Appier vs Fernando Valenzuela: Career Stats Comparison
Kevin Appier (1989–2004) and Fernando Valenzuela (1980–1997) — both came up during the 1980s, so the matchup is a direct one. Kevin Appier compiled 169 wins and 1,994 strikeouts; Fernando Valenzuela put up 173 wins and 2,074 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Kevin Appier
Fernando Valenzuela
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 | Kevin Appier | Fernando Valenzuela |
|---|---|---|
| Wins | 169 | 173 |
| Losses | 137 | 153 |
| Games | 414 | 453 |
| Games Started | 402 | 424 |
| Complete Games | 34 | 113 |
| Shutouts | 12 | 31 |
| Saves | 0 | 2 |
| Strikeouts | 1,994 | 2,074 |
| Walks | 933 | 1,151 |
| Hits Allowed | 2,425 | 2,718 |
| Home Runs Allowed | 232 | 226 |
| Innings Pitched | 2,595 | 2,930 |
| ERA | 3.74 | 3.54 |
| WHIP | 1.29 | 1.32 |
| K/9 | 6.91 | 6.37 |
| BB/9 | 3.24 | 3.54 |
PIV Comparison
By PIV (Player Impact Value), Kevin Appier leads Fernando Valenzuela 34,391 to 30,102 — a gap driven primarily by per-season impact (1,911 vs 1,672 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).
Kevin Appier — top 3 seasons by ERA (lower is better)
Fernando Valenzuela — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Fernando Valenzuela leads in wins, strikeouts, ERA, and innings pitched, while Kevin Appier owns WHIP and K/9. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Fernando Valenzuela. Note that PIV actually grades Kevin Appier ahead, which means Fernando Valenzuela's edge is partly volume. Click through to each profile for the full season-by-season breakdown.