How Aroldis Chapman's ERA Compares to Similar Players

Aroldis Chapman has posted a career ERA of 2.52, well below the relief pitcher average of 3.96 — a mark that ranks among the best of his generation. His strongest ERA season came in 2025, posting 1.17, well below the relief pitcher average of 3.93 that year. The highest point came in 2022 at 4.46, above the relief pitcher average of 3.84 that year. The ERA has trended upward over recent seasons. The figure has moved from 3.09 in 2023 to 3.79 in 2024 and 1.17 in 2025. The upward arc suggests continued forward momentum heading into 2026. Significant season-to-season variance characterizes the ERA profile — ranging from 1.17 to 4.46 — though the career average has remained well above league norms.

Aroldis Chapman Lifetime ERA and Similar Stats

Stats similar to ERA for Aroldis Chapman
Aroldis Chapman
ERA
Aroldis Chapman
Component ERA
Aroldis Chapman
Defense Independent ERA
Career2.522.162.22
Season Avg.2.522.162.22
162 Game Avg.2.522.162.22
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Aroldis Chapman ERA Per Season

Aroldis Chapman's ERA for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, RP, Caribbean, or players born in the same country — to see how he stacked up year by year.
Aroldis Chapman ERA per season line chart

Aroldis Chapman ERA by Team

Aroldis Chapman's career ERA totals broken down by each team he played for, ordered by when he first joined that team.
Aroldis Chapman career ERA by team bar chart

Aroldis Chapman ERA Year-Over-Year Change

A waterfall chart tracking how Aroldis Chapman's career ERA shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Aroldis Chapman ERA year-over-year waterfall chart

Aroldis Chapman ERA Distribution vs. Comparable Players

Each box summarizes Aroldis Chapman's seasonal ERA alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Aroldis Chapman ERA distribution box chart versus comparable players

Aroldis Chapman ERA — Season-by-Season Breakdown

Every season of Aroldis Chapman's MLB career with ERA alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Aroldis Chapman ERA season-by-season breakdown table