Jake Peavy vs Matt Thornton: Career Stats Comparison

Jake Peavy (2002–2016) and Matt Thornton (2004–2016) — both came up during the 2000s, so the matchup is a direct one. Jake Peavy compiled 152 wins and 2,207 strikeouts; Matt Thornton put up 36 wins and 642 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Jake Peavy

Pitcher · 2002–2016
Wins
152
Losses
126
Strikeouts
2,207
ERA
3.63
WHIP
1.20
IP
2,377
View Jake Peavy's full profile →

Matt Thornton

Pitcher · 2004–2016
Wins
36
Losses
46
Strikeouts
642
ERA
3.41
WHIP
1.28
IP
662
View Matt Thornton'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 Jake Peavy Matt Thornton
Wins 152 36
Losses 126 46
Games 388 748
Games Started 377 1
Complete Games 15 0
Shutouts 6 0
Saves 0 23
Strikeouts 2,207 642
Walks 708 251
Hits Allowed 2,134 594
Home Runs Allowed 259 52
Innings Pitched 2,377 662
ERA 3.63 3.41
WHIP 1.20 1.28
K/9 8.36 8.72
BB/9 2.68 3.41

PIV Comparison

By PIV (Player Impact Value), Jake Peavy outpaces Matt Thornton 34,745 to 12,976 — a gap driven primarily by per-season impact (1,930 vs 865 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Jake Peavy
34,745
Career Pitcher PIV · 1,930 per season (18 seasons)
Matt Thornton
12,976
Career Pitcher PIV · 865 per season (15 seasons)

How PIV is calculated →

Peak Seasons

The best single seasons each player produced, ranked by ERA among qualified workloads (120+ innings).

Jake Peavy — top 3 seasons by ERA (lower is better)

20042.27 ERA15-6, 173 K in 166 IP
20072.54 ERA19-6, 240 K in 223 IP
20082.85 ERA10-11, 166 K in 173 IP

Matt Thornton — top 0 seasons by ERA (lower is better)

Verdict

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

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