Joe Mauer vs Buster Posey: Career Stats Comparison
Joe Mauer (2004–2018) and Buster Posey (2009–2021) — both broke in during the 2000s, which makes the head-to-head feel like a contemporaries' debate. Joe Mauer finished with 2,123 hits and 143 home runs; Buster Posey finished with 1,500 hits and 158 home runs. Below is the full career table, PIV adjustment, peak seasons, and a verdict.
Buster Posey
Career Stats Side-by-Side
Every cell below is a career total or career rate for Joe Mauer and Buster Posey. Cells highlighted in green mark the category leader. Counting stats reward longevity; the rate stats at the bottom are era-agnostic.
| Statistic | Joe Mauer | Buster Posey |
|---|---|---|
| Games | 1,858 | 1,371 |
| At-Bats | 6,930 | 4,970 |
| Runs | 1,018 | 663 |
| Hits | 2,123 | 1,500 |
| Doubles | 428 | 293 |
| Triples | 30 | 9 |
| Home Runs | 143 | 158 |
| RBI | 923 | 729 |
| Walks | 939 | 540 |
| Strikeouts | 1,034 | 721 |
| Stolen Bases | 52 | 23 |
| Batting Avg | .306 | .302 |
| On-Base % | .388 | .372 |
| Slugging % | .439 | .460 |
| OPS | .827 | .831 |
PIV Comparison
By PIV (Player Impact Value), Joe Mauer leads Buster Posey 20,061 to 15,615 — a gap driven primarily by per-season impact (1,337 vs 1,301 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).
Joe Mauer — top 3 seasons by OPS
Buster Posey — top 3 seasons by OPS
Verdict
On the head-to-head card, Joe Mauer leads in hits, RBI, runs, and stolen bases, while Buster Posey owns home runs and OPS. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Joe Mauer. PIV agrees: Joe Mauer grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.