How Sean Doolittle's ERA Compares to Similar Players

Sean Doolittle posted a career ERA of 3.2, below the relief pitcher average of 3.96 — production that kept him consistently ahead of most peers. His strongest ERA season came in 2022, posting .000, well below the relief pitcher average of 3.84 that year. The highest point came in 2021 at 4.53, near the relief pitcher average of 4.17 that year. The ERA trended upward through the final seasons. The figure moved from 4.05 in 2019 to 4.53 in 2021 and .000 in 2022. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the ERA profile — ranging from .000 to 4.53 — though the career average remained above league norms.

Sean Doolittle Lifetime ERA and Similar Stats

Stats similar to ERA for Sean Doolittle
Sean Doolittle
ERA
Sean Doolittle
Component ERA
Sean Doolittle
Defense Independent ERA
Career3.22.362.81
Season Avg.3.22.362.81
162 Game Avg.3.22.362.81
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Sean Doolittle ERA Per Season

Sean Doolittle'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, North America, or players born in the same country — to see how he stacked up year by year.
Sean Doolittle ERA per season line chart

Sean Doolittle ERA by Team

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

Sean Doolittle ERA Year-Over-Year Change

A waterfall chart tracking how Sean Doolittle'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.
Sean Doolittle ERA year-over-year waterfall chart

Sean Doolittle ERA Distribution vs. Comparable Players

Each box summarizes Sean Doolittle'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.
Sean Doolittle ERA distribution box chart versus comparable players

Sean Doolittle ERA — Season-by-Season Breakdown

Every season of Sean Doolittle'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.
Sean Doolittle ERA season-by-season breakdown table