Kevin Appier vs Javier Vazquez: Career Stats Comparison

Kevin Appier (1989–2004) and Javier Vazquez (1998–2011) — breaking in during the 1980s and the 1990s respectively, so they pitched against very different hitting environments. Kevin Appier compiled 169 wins and 1,994 strikeouts; Javier Vazquez put up 165 wins and 2,536 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Kevin Appier

Pitcher · 1989–2004
Wins
169
Losses
137
Strikeouts
1,994
ERA
3.74
WHIP
1.29
IP
2,595
View Kevin Appier's full profile →

Javier Vazquez

Pitcher · 1998–2011
Wins
165
Losses
160
Strikeouts
2,536
ERA
4.22
WHIP
1.25
IP
2,840
View Javier Vazquez's full profile →

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 Javier Vazquez
Wins 169 165
Losses 137 160
Games 414 450
Games Started 402 443
Complete Games 34 28
Shutouts 12 8
Saves 0 0
Strikeouts 1,994 2,536
Walks 933 763
Hits Allowed 2,425 2,784
Home Runs Allowed 232 373
Innings Pitched 2,595 2,840
ERA 3.74 4.22
WHIP 1.29 1.25
K/9 6.91 8.04
BB/9 3.24 2.42

PIV Comparison

By PIV (Player Impact Value), Javier Vazquez edges Kevin Appier 36,249 to 34,391 — a gap driven primarily by per-season impact (2,589 vs 1,911 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Kevin Appier
34,391
Career Pitcher PIV · 1,911 per season (18 seasons)
Javier Vazquez
36,249
Career Pitcher PIV · 2,589 per season (14 seasons)

How PIV is calculated →

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)

19922.46 ERA15-8, 150 K in 208 IP
19932.56 ERA18-8, 186 K in 238 IP
19902.76 ERA12-8, 127 K in 185 IP

Javier Vazquez — top 3 seasons by ERA (lower is better)

20092.87 ERA15-10, 238 K in 219 IP
20033.24 ERA13-12, 241 K in 230 IP
20013.42 ERA16-11, 208 K in 223 IP

Verdict

On the head-to-head card, Javier Vazquez leads in strikeouts, WHIP, K/9, and innings pitched, while Kevin Appier owns wins and ERA. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Javier Vazquez. PIV agrees: Javier Vazquez grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.

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