How Colby Lewis's ERA Compares to Similar Players

Colby Lewis posted a career ERA of 4.7, well above the starting pitcher average of 3.87 — production that significantly underperformed against league baselines. His strongest ERA season came in 2006, posting 3.0, well below the starting pitcher average of 4.65 that year. The highest point came in 2003 at 7.3, well above the starting pitcher average of 4.47 that year. The ERA trended upward through the final seasons. The figure moved from 5.18 in 2014 to 4.66 in 2015 and 3.71 in 2016. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the ERA profile — ranging from 3.0 to 7.3 — though the career average remained well below league norms.

Colby Lewis Lifetime ERA and Similar Stats

Stats similar to ERA for Colby Lewis
Colby Lewis
ERA
Colby Lewis
Component ERA
Colby Lewis
Defense Independent ERA
Career4.74.374.38
Season Avg.4.74.374.38
162 Game Avg.4.74.374.38
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Colby Lewis ERA Per Season

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

Colby Lewis ERA by Team

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

Colby Lewis ERA Year-Over-Year Change

A waterfall chart tracking how Colby Lewis'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.
Colby Lewis ERA year-over-year waterfall chart

Colby Lewis ERA Distribution vs. Comparable Players

Each box summarizes Colby Lewis'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.
Colby Lewis ERA distribution box chart versus comparable players

Colby Lewis ERA — Season-by-Season Breakdown

Every season of Colby Lewis'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.
Colby Lewis ERA season-by-season breakdown table