How David Rollins's ERA Compares to Similar Players
David Rollins posted a career ERA of 7.6, well above the relief pitcher average of 3.96 — production that significantly underperformed against league baselines. Across 2 seasons, the ERA arc showed a disappointing start, with limited data making longer-term conclusions premature. With 2 seasons of data, the ERA arc was below league norms — too limited for reliable trend analysis. The ERA profile has been one of the more consistent of his era — 2 seasons of below-average production with little variance, rather than the volatility that sometimes accompanies a struggling hitter.
David Rollins Lifetime ERA and Similar Stats
Stats similar to ERA for David Rollins
| David Rollins ERA | David Rollins Component ERA | David Rollins Defense Independent ERA |
|---|
| Career | 7.6 | 7.34 | 4.81 |
| Season Avg. | 7.6 | 7.34 | 4.81 |
| 162 Game Avg. | 7.6 | 7.34 | 4.81 |
| More Info | See More | See More | See More |
David Rollins ERA Per Season
David Rollins'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.
David Rollins ERA by Team
David Rollins's career ERA totals broken down by each team he played for, ordered by when he first joined that team.
David Rollins ERA Year-Over-Year Change
A waterfall chart tracking how David Rollins'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 Rollins ERA Distribution vs. Comparable Players
Each box summarizes David Rollins'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 Rollins ERA — Season-by-Season Breakdown
Every season of David Rollins'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.