Mark McGwire vs John Olerud: Career Stats Comparison
Mark McGwire and John Olerud are close to even, splitting the 14 statistical categories compared on this page 7–7. Mark McGwire played 1986–2001 as a hitter; John Olerud played 1989–2005 as a hitter.
- AVG (Batting Average):
- Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
- HR (Home Runs):
- Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
- RBI (Runs Batted In):
- Runs that scored as a direct result of a batter's plate appearance.
- OPS (On-Base Plus Slugging):
- On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.
Data updated
Mark McGwire (1986–2001) and John Olerud (1989–2005) — both broke in during the 1980s, which makes the head-to-head feel like a contemporaries' debate. Mark McGwire finished with 1,626 hits and 583 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.
Quick answer
- Who hit more home runs? Mark McGwire, with 583 to John Olerud's 255.
- Who had the higher OPS? Mark McGwire, with .982 to John Olerud's .863.
- Who had the higher batting average? John Olerud, with .295 to Mark McGwire's .263.
- Who had more hits? John Olerud, with 2,239 to Mark McGwire's 1,626.
- Who drove in more runs? Mark McGwire, with 1,414 to John Olerud's 1,230.
- Who has the higher career PIV? Mark McGwire, with 44,531 career PIV to John Olerud's 28,281.
- Who won more championships? John Olerud, with 2 World Series titles to Mark McGwire's 1.
Mark McGwire
John Olerud
Career Stats Side-by-Side
Every cell below is a career total or career rate for Mark McGwire and John Olerud. Cells highlighted in green mark the category leader. Counting stats reward longevity, and strikeouts are left unmarked because a longer career accumulates more of them. Rate stats are not era-adjusted -- a .305 in 1965 and a .298 in 2001 came out of very different run environments -- so read them against their eras, or use the PIV card below, which is adjusted.
| Statistic | Mark McGwire | John Olerud |
|---|---|---|
| Games | 1,874 | Leads: 2,234 |
| At-Bats | 6,187 | Leads: 7,592 |
| Runs | Leads: 1,167 | 1,139 |
| Hits | 1,626 | Leads: 2,239 |
| Doubles | 252 | Leads: 500 |
| Triples | 6 | Leads: 13 |
| Home Runs | Leads: 583 | 255 |
| RBI | Leads: 1,414 | 1,230 |
| Walks | Leads: 1,317 | 1,275 |
| Strikeouts | 1,596 | 1,016 |
| Stolen Bases | Leads: 12 | 11 |
| Batting Avg | .263 | Leads: .295 |
| On-Base % | .394 | Leads: .398 |
| Slugging % | Leads: .588 | .465 |
| OPS | Leads: .982 | .863 |
PIV Comparison
By PIV (Player Impact Value), Mark McGwire outpaces John Olerud 44,531 to 28,281 — a gap driven primarily by per-season impact (2,620 vs 1,571 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.
Peak Seasons
The best single seasons each player produced, ranked by OPS among qualified workloads (300+ at-bats).
Mark McGwire — top 3 seasons by OPS
John Olerud — top 3 seasons by OPS
Verdict
On the head-to-head card, Mark McGwire leads in home runs, RBI, runs, and stolen bases, while John Olerud owns hits, batting average, and OBP. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Mark McGwire. PIV agrees: Mark McGwire grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.
Related Matchups
Mark McGwire vs John Olerud: Frequently Asked Questions
- Did Mark McGwire or John Olerud hit more home runs?
- Mark McGwire, with 583 to John Olerud's 255.
- Who had the higher OPS?
- Mark McGwire, with .982 to John Olerud's .863.
- Who had the higher batting average?
- John Olerud, with .295 to Mark McGwire's .263.
- Who had more hits?
- John Olerud, with 2,239 to Mark McGwire's 1,626.