Harvey Haddix vs Sandy Koufax: Career Stats Comparison

Harvey Haddix (1952–1965) and Sandy Koufax (1955–1966) — both came up during the 1950s, so the matchup is a direct one. Harvey Haddix compiled 136 wins and 1,575 strikeouts; Sandy Koufax put up 165 wins and 2,396 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Harvey Haddix

Pitcher · 1952–1965
Wins
136
Losses
113
Strikeouts
1,575
ERA
3.63
WHIP
1.23
IP
2,235
View Harvey Haddix's full profile →

Sandy Koufax

Pitcher · 1955–1966
Wins
165
Losses
87
Strikeouts
2,396
ERA
2.76
WHIP
1.11
IP
2,324
View Sandy Koufax'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 Harvey Haddix Sandy Koufax
Wins 136 165
Losses 113 87
Games 453 397
Games Started 285 314
Complete Games 99 137
Shutouts 20 40
Saves 21 9
Strikeouts 1,575 2,396
Walks 601 817
Hits Allowed 2,154 1,754
Home Runs Allowed 240 204
Innings Pitched 2,235 2,324
ERA 3.63 2.76
WHIP 1.23 1.11
K/9 6.34 9.28
BB/9 2.42 3.16

PIV Comparison

By PIV (Player Impact Value), Sandy Koufax outpaces Harvey Haddix 63,020 to 32,941 — a gap driven primarily by per-season impact (5,252 vs 2,196 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Harvey Haddix
32,941
Career Pitcher PIV · 2,196 per season (15 seasons)
Sandy Koufax
63,020
Career Pitcher PIV · 5,252 per season (12 seasons)

How PIV is calculated →

Peak Seasons

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

Harvey Haddix — top 3 seasons by ERA (lower is better)

19533.06 ERA20-9, 163 K in 253 IP
19593.13 ERA12-12, 149 K in 224 IP
19563.48 ERA12-8, 154 K in 206 IP

Sandy Koufax — top 3 seasons by ERA (lower is better)

19661.73 ERA27-9, 317 K in 323 IP
19641.74 ERA19-5, 223 K in 223 IP
19631.88 ERA25-5, 306 K in 311 IP

Verdict

On the head-to-head card, Sandy Koufax leads in wins, strikeouts, ERA, and WHIP, while Harvey Haddix owns no headline categories. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Sandy Koufax. PIV agrees: Sandy Koufax grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.

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