Roger Clemens vs David Wells: Career Stats Comparison

Roger Clemens (1984–2007) and David Wells (1987–2007) — both came up during the 1980s, so the matchup is a direct one. Roger Clemens compiled 354 wins and 4,672 strikeouts; David Wells put up 239 wins and 2,201 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Roger Clemens

Pitcher · 1984–2007
Wins
354
Losses
184
Strikeouts
4,672
ERA
3.12
WHIP
1.17
IP
4,916
View Roger Clemens's full profile →

David Wells

Pitcher · 1987–2007
Wins
239
Losses
157
Strikeouts
2,201
ERA
4.13
WHIP
1.27
IP
3,439
View David Wells'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 Roger Clemens David Wells
Wins 354 239
Losses 184 157
Games 709 660
Games Started 707 489
Complete Games 118 54
Shutouts 46 12
Saves 0 13
Strikeouts 4,672 2,201
Walks 1,580 719
Hits Allowed 4,185 3,635
Home Runs Allowed 363 407
Innings Pitched 4,916 3,439
ERA 3.12 4.13
WHIP 1.17 1.27
K/9 8.55 5.76
BB/9 2.89 1.88

PIV Comparison

By PIV (Player Impact Value), Roger Clemens outpaces David Wells 146,187 to 31,301 — a gap driven primarily by per-season impact (6,091 vs 1,304 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Roger Clemens
146,187
Career Pitcher PIV · 6,091 per season (24 seasons)
David Wells
31,301
Career Pitcher PIV · 1,304 per season (24 seasons)

How PIV is calculated →

Peak Seasons

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

Roger Clemens — top 3 seasons by ERA (lower is better)

20051.87 ERA13-8, 185 K in 211 IP
19901.93 ERA21-6, 209 K in 228 IP
19972.05 ERA21-7, 292 K in 264 IP

David Wells — top 3 seasons by ERA (lower is better)

19953.04 ERA10-3, 83 K in 130 IP
19903.14 ERA11-6, 115 K in 189 IP
19983.49 ERA18-4, 163 K in 214 IP

Verdict

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

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