Mordecai Brown vs Walter Johnson: Career Stats Comparison

Mordecai Brown (1903–1916) and Walter Johnson (1907–1927) — both came up during the 1900s, so the matchup is a direct one. Mordecai Brown compiled 239 wins and 1,375 strikeouts; Walter Johnson put up 417 wins and 3,509 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Mordecai Brown

Pitcher · 1903–1916
Wins
239
Losses
130
Strikeouts
1,375
ERA
2.06
WHIP
1.07
IP
3,172
View Mordecai Brown's full profile →

Walter Johnson

Pitcher · 1907–1927
Wins
417
Losses
279
Strikeouts
3,509
ERA
2.17
WHIP
1.06
IP
5,914
View Walter Johnson'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 Mordecai Brown Walter Johnson
Wins 239 417
Losses 130 279
Games 481 802
Games Started 332 666
Complete Games 271 531
Shutouts 55 110
Saves 49 34
Strikeouts 1,375 3,509
Walks 673 1,363
Hits Allowed 2,708 4,913
Home Runs Allowed 43 97
Innings Pitched 3,172 5,914
ERA 2.06 2.17
WHIP 1.07 1.06
K/9 3.90 5.34
BB/9 1.91 2.07

PIV Comparison

By PIV (Player Impact Value), Walter Johnson outpaces Mordecai Brown 124,021 to 31,501 — a gap driven primarily by per-season impact (5,906 vs 2,100 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Mordecai Brown
31,501
Career Pitcher PIV · 2,100 per season (15 seasons)
Walter Johnson
124,021
Career Pitcher PIV · 5,906 per season (21 seasons)

How PIV is calculated →

Peak Seasons

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

Mordecai Brown — top 3 seasons by ERA (lower is better)

19061.04 ERA26-6, 144 K in 277 IP
19091.31 ERA27-9, 172 K in 342 IP
19071.39 ERA20-6, 107 K in 233 IP

Walter Johnson — top 3 seasons by ERA (lower is better)

19131.14 ERA36-7, 243 K in 346 IP
19181.27 ERA23-13, 162 K in 326 IP
19101.36 ERA25-17, 313 K in 370 IP

Verdict

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

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