Andy Cooper vs Lefty Grove: Career Stats Comparison

Andy Cooper (?–1939) and Lefty Grove (1925–1941) — they pitched in different contexts, so adjusted stats matter. Andy Cooper compiled 114 wins and 659 strikeouts; Lefty Grove put up 300 wins and 2,266 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Andy Cooper

Pitcher · ?–1939
Wins
114
Losses
64
Strikeouts
659
ERA
3.64
WHIP
1.19
IP
1,548
View Andy Cooper's full profile →

Lefty Grove

Pitcher · 1925–1941
Wins
300
Losses
141
Strikeouts
2,266
ERA
3.06
WHIP
1.28
IP
3,940
View Lefty Grove'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 Andy Cooper Lefty Grove
Wins 114 300
Losses 64 141
Games 286 616
Games Started 167 457
Complete Games 105 298
Shutouts 15 35
Saves 32 55
Strikeouts 659 2,266
Walks 313 1,187
Hits Allowed 1,533 3,849
Home Runs Allowed 66 162
Innings Pitched 1,548 3,940
ERA 3.64 3.06
WHIP 1.19 1.28
K/9 3.83 5.18
BB/9 1.82 2.71

PIV Comparison

By PIV (Player Impact Value), Lefty Grove outpaces Andy Cooper 81,321 to 25,440 — a gap driven primarily by per-season impact (4,784 vs 1,339 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Andy Cooper
25,440
Career Pitcher PIV · 1,339 per season (19 seasons)
Lefty Grove
81,321
Career Pitcher PIV · 4,784 per season (17 seasons)

How PIV is calculated →

Peak Seasons

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

Andy Cooper — top 3 seasons by ERA (lower is better)

19252.88 ERA12-2, 49 K in 146 IP
19292.96 ERA11-3, 48 K in 130 IP
19233.49 ERA15-7, 68 K in 183 IP

Lefty Grove — top 3 seasons by ERA (lower is better)

19312.06 ERA31-4, 175 K in 288 IP
19262.51 ERA13-13, 194 K in 258 IP
19302.54 ERA28-5, 209 K in 291 IP

Verdict

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

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