How David Peterson's ERA Compares to Similar Players

David Peterson has posted a career ERA of 4.12, near the starting pitcher average of 3.87 — a profile that tracks closely with league norms. His strongest ERA season came in 2024, posting 2.9, well below the starting pitcher average of 4.16 that year. The highest point came in 2021 at 5.54, well above the starting pitcher average of 4.25 that year. The ERA has trended upward over recent seasons. The figure has moved from 5.03 in 2023 to 2.9 in 2024 and 4.22 in 2025. The upward arc suggests continued forward momentum heading into 2026. Some season-to-season variance runs through the career line, but the career average has tracked near league norms across 5 seasons.

David Peterson Lifetime ERA and Similar Stats

Stats similar to ERA for David Peterson
David Peterson
ERA
David Peterson
Component ERA
David Peterson
Defense Independent ERA
Career4.124.163.75
Season Avg.4.124.163.75
162 Game Avg.4.124.163.75
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David Peterson ERA Per Season

David Peterson's ERA for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, SP, North America, or players born in the same country — to see how he stacked up year by year.
David Peterson ERA per season line chart

David Peterson ERA by Team

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

David Peterson ERA Year-Over-Year Change

A waterfall chart tracking how David Peterson'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.
David Peterson ERA year-over-year waterfall chart

David Peterson ERA Distribution vs. Comparable Players

Each box summarizes David Peterson'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.
David Peterson ERA distribution box chart versus comparable players

David Peterson ERA — Season-by-Season Breakdown

Every season of David Peterson'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.
David Peterson ERA season-by-season breakdown table