Jason Giambi vs Matt Olson: Career Stats Comparison
Jason Giambi has the better career line of the two, leading 14 of the 14 scored categories on this page (1 further counting total is shown but not scored). Jason Giambi played 1995–2014 as a hitter; Matt Olson has played 2016–present 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
Jason Giambi (1995–2014) and Matt Olson (2016–present) — they broke in during the 1990s and the 2010s respectively, which makes the side-by-side worth doing carefully. Jason Giambi finished with 2,010 hits and 440 home runs; Matt Olson has 1,312 hits and 329 home runs through October 12, 2026. Below is the full career table, PIV adjustment, peak seasons, and a verdict.
Quick answer
- Who hit more home runs? Jason Giambi, with 440 to Matt Olson's 329.
- Who had the higher OPS? Jason Giambi, with .916 to Matt Olson's .855.
- Who had the higher batting average? Jason Giambi, with .277 to Matt Olson's .256.
- Who had more hits? Jason Giambi, with 2,010 to Matt Olson's 1,312.
- Who drove in more runs? Jason Giambi, with 1,441 to Matt Olson's 901.
- Who has the higher career PIV? Jason Giambi, with 37,008 career PIV to Matt Olson's 17,319.
Jason Giambi
Matt Olson
Career Stats Side-by-Side
Every cell below is a career total or career rate for Jason Giambi and Matt Olson. Cells highlighted in green mark the category leader. 14 of the 15 lines below are scored; the other one is a counting total on which fewer is not an achievement, so no one is awarded it. Counting stats reward longevity, and strikeouts are left unmarked because a longer career accumulates more of them. Rate stats are not era-adjusted, and the 1990s and the 2010s were different run environments, so read them against their eras, or use the PIV card below, which is adjusted.
Matt Olson is still active — his totals below are current through October 12, 2026.
| Statistic | Jason Giambi | Matt Olson |
|---|---|---|
| Games | Leads: 2,260 | 1,385 |
| At-Bats | Leads: 7,267 | 5,121 |
| Runs | Leads: 1,227 | 811 |
| Hits | Leads: 2,010 | 1,312 |
| Doubles | Leads: 405 | 284 |
| Triples | Leads: 9 | 7 |
| Home Runs | Leads: 440 | 329 |
| RBI | Leads: 1,441 | 901 |
| Walks | Leads: 1,366 | 677 |
| Strikeouts not scored | 1,572 | 1,409 |
| Stolen Bases | Leads: 20 | 13 |
| Batting Avg | Leads: .277 | .256 |
| On-Base % | Leads: .399 | .347 |
| Slugging % | Leads: .516 | .507 |
| OPS | Leads: .916 | .855 |
PIV Comparison through 2025
By PIV (Player Impact Value), Jason Giambi outpaces Matt Olson 37,008 to 17,319 — driven by both sides of the ledger: 1,762 PIV per season to 1,732, across 21 seasons to 10. PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.
PIV is computed through the 2025 season. The career totals on this page include 2026 to date, so PIV does not yet reflect the 2026 season.
Peak Seasons
The best single seasons each player produced, ranked by OPS among qualified workloads (300+ at-bats).
Jason Giambi — top 3 seasons by OPS
Matt Olson — top 3 seasons by OPS
Verdict
On the head-to-head card, Jason Giambi leads in hits, home runs, RBI, and runs, while Matt Olson owns no headline categories. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Jason Giambi. PIV agrees: Jason Giambi grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.
Related Matchups
How the Jason Giambi and Matt Olson careers compare
No season is shared: Jason Giambi played 1995–2014, Matt Olson 2016–present. Playing time explains much of the gap in the counting rows: Jason Giambi appeared in 2,260 games to Matt Olson's 1,385. Every scored category on the table goes to Jason Giambi. At the plate, Jason Giambi struck out more than walked (1,572 to 1,366), and Matt Olson struck out more than walked (1,409 to 677). Jason Giambi's on-base percentage of .399 tops Matt Olson's .347. On the peak-season lists, Jason Giambi's best year is 2001 at 1.137 OPS and Matt Olson's is 2023 at .993 OPS; Jason Giambi has the stronger single season. Matt Olson's numbers are live and update with each game, so the comparison is a snapshot.
Jason Giambi vs Matt Olson: Frequently Asked Questions
- Who was better, Jason Giambi or Matt Olson?
- By the career statistics compared on this page, Jason Giambi leads Matt Olson in 14 of the 14 scored categories.
- Did Jason Giambi or Matt Olson hit more home runs?
- Jason Giambi, with 440 to Matt Olson's 329.
- Who had the higher OPS?
- Jason Giambi, with .916 to Matt Olson's .855.
- Who had the higher batting average?
- Jason Giambi, with .277 to Matt Olson's .256.
- Who had more hits?
- Jason Giambi, with 2,010 to Matt Olson's 1,312.