Bert Blyleven vs Nolan Ryan: Career Stats Comparison

Bert Blyleven (1970–1992) and Nolan Ryan (1966–1993) — breaking in during the 1970s and the 1960s respectively, so they pitched against very different hitting environments. Bert Blyleven compiled 287 wins and 3,701 strikeouts; Nolan Ryan put up 324 wins and 5,714 strikeouts. The numbers below run them through identical career and rate-stat lenses.

Bert Blyleven

Pitcher · 1970–1992
Wins
287
Losses
250
Strikeouts
3,701
ERA
3.31
WHIP
1.20
IP
4,970
View Bert Blyleven's full profile →

Nolan Ryan

Pitcher · 1966–1993
Wins
324
Losses
292
Strikeouts
5,714
ERA
3.19
WHIP
1.25
IP
5,386
View Nolan Ryan'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 Bert Blyleven Nolan Ryan
Wins 287 324
Losses 250 292
Games 692 807
Games Started 685 773
Complete Games 242 222
Shutouts 60 61
Saves 0 3
Strikeouts 3,701 5,714
Walks 1,322 2,795
Hits Allowed 4,632 3,923
Home Runs Allowed 430 321
Innings Pitched 4,970 5,386
ERA 3.31 3.19
WHIP 1.20 1.25
K/9 6.70 9.55
BB/9 2.39 4.67

PIV Comparison

By PIV (Player Impact Value), Nolan Ryan outpaces Bert Blyleven 111,223 to 74,910 — a gap driven primarily by per-season impact (4,119 vs 3,121 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Bert Blyleven
74,910
Career Pitcher PIV · 3,121 per season (24 seasons)
Nolan Ryan
111,223
Career Pitcher PIV · 4,119 per season (27 seasons)

How PIV is calculated →

Peak Seasons

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

Bert Blyleven — top 3 seasons by ERA (lower is better)

19732.52 ERA20-17, 258 K in 325 IP
19742.66 ERA17-17, 249 K in 281 IP
19772.72 ERA14-12, 182 K in 234 IP

Nolan Ryan — top 3 seasons by ERA (lower is better)

19811.69 ERA11-5, 140 K in 149 IP
19722.28 ERA19-16, 329 K in 284 IP
19872.76 ERA8-16, 270 K in 211 IP

Verdict

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

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