Keith Hernandez vs John Olerud: Career Stats Comparison

Keith Hernandez (1974–1990) and John Olerud (1989–2005) — they broke in during the 1970s and the 1980s respectively, which makes the side-by-side worth doing carefully. Keith Hernandez finished with 2,182 hits and 162 home runs; John Olerud finished with 2,239 hits and 255 home runs. Below is the full career table, PIV adjustment, peak seasons, and a verdict.

Keith Hernandez

Hitter · 1974–1990
Games
2,088
Hits
2,182
Home Runs
162
RBI
1,071
Avg
.296
OPS
.821
View Keith Hernandez's full profile →

John Olerud

Hitter · 1989–2005
Games
2,234
Hits
2,239
Home Runs
255
RBI
1,230
Avg
.295
OPS
.863
View John Olerud's full profile →

Career Stats Side-by-Side

Every cell below is a career total or career rate for Keith Hernandez and John Olerud. Cells highlighted in green mark the category leader. Counting stats reward longevity; the rate stats at the bottom are era-agnostic.

Statistic Keith Hernandez John Olerud
Games 2,088 2,234
At-Bats 7,370 7,592
Runs 1,124 1,139
Hits 2,182 2,239
Doubles 426 500
Triples 60 13
Home Runs 162 255
RBI 1,071 1,230
Walks 1,070 1,275
Strikeouts 1,012 1,016
Stolen Bases 98 11
Batting Avg .296 .295
On-Base % .384 .398
Slugging % .436 .465
OPS .821 .863

PIV Comparison

By PIV (Player Impact Value), John Olerud leads Keith Hernandez 28,281 to 25,249 — a gap driven primarily by per-season impact (1,571 vs 1,403 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

Keith Hernandez
25,249
Career PIV · 1,403 per season (18 seasons)
John Olerud
28,281
Career PIV · 1,571 per season (18 seasons)

How PIV is calculated →

Peak Seasons

The best single seasons each player produced, ranked by OPS among qualified workloads (300+ at-bats).

Keith Hernandez — top 3 seasons by OPS

1979.930 OPS11 HR, 105 RBI, .344 avg
1980.902 OPS16 HR, 99 RBI, .321 avg
1981.864 OPS8 HR, 48 RBI, .306 avg

John Olerud — top 3 seasons by OPS

19931.072 OPS24 HR, 107 RBI, .363 avg
1998.998 OPS22 HR, 93 RBI, .354 avg
2002.893 OPS22 HR, 102 RBI, .300 avg

Verdict

On the head-to-head card, John Olerud leads in hits, home runs, RBI, and runs, while Keith Hernandez owns stolen bases and batting average. That doesn't settle the era debate, but on the raw scoreboard the edge goes to John Olerud. PIV agrees: John Olerud grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.

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