William Contreras vs Mike Piazza: Career Stats Comparison

William Contreras (2020–present) and Mike Piazza (1992–2007) — they broke in during the 2020s and the 1990s respectively, which makes the side-by-side worth doing carefully. William Contreras finished with 602 hits and 85 home runs; Mike Piazza finished with 2,127 hits and 427 home runs. Below is the full career table, PIV adjustment, peak seasons, and a verdict.

William Contreras

Hitter · 2020–present
Games
599
Hits
602
Home Runs
85
RBI
315
Avg
.273
OPS
.805
View William Contreras's full profile →

Mike Piazza

Hitter · 1992–2007
Games
1,912
Hits
2,127
Home Runs
427
RBI
1,335
Avg
.308
OPS
.922
View Mike Piazza's full profile →

Career Stats Side-by-Side

Every cell below is a career total or career rate for William Contreras and Mike Piazza. Cells highlighted in green mark the category leader. Counting stats reward longevity; the rate stats at the bottom are era-agnostic.

Statistic William Contreras Mike Piazza
Games 599 1,912
At-Bats 2,208 6,911
Runs 344 1,048
Hits 602 2,127
Doubles 122 344
Triples 5 8
Home Runs 85 427
RBI 315 1,335
Walks 283 759
Strikeouts 547 1,113
Stolen Bases 23 17
Batting Avg .273 .308
On-Base % .357 .377
Slugging % .448 .545
OPS .805 .922

PIV Comparison

By PIV (Player Impact Value), Mike Piazza outpaces William Contreras 30,988 to 5,736 — a gap driven primarily by per-season impact (1,722 vs 956 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.

William Contreras
5,736
Career PIV · 956 per season (6 seasons)
Mike Piazza
30,988
Career PIV · 1,722 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).

William Contreras — top 3 seasons by OPS

2022.860 OPS20 HR, 45 RBI, .278 avg
2024.831 OPS23 HR, 92 RBI, .281 avg
2023.825 OPS17 HR, 78 RBI, .289 avg

Mike Piazza — top 3 seasons by OPS

19971.070 OPS40 HR, 124 RBI, .362 avg
19981.024 OPS23 HR, 76 RBI, .348 avg
20001.012 OPS38 HR, 113 RBI, .324 avg

Verdict

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

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