How Roy Mahaffey's Opposing Batting Average Compares to Similar Players

Roy Mahaffey posted a career Opposing Batting Average of .278, near the starting pitcher average of .260 — a profile that tracked closely with league norms. His strongest Opposing Batting Average season came in 1927, posting .250, near the starting pitcher average of .275 that year. The highest point came in 1936 at .312, above the starting pitcher average of .279 that year. Production slipped through the final seasons. The figure moved from .273 in 1934 to .279 in 1935 and .312 in 1936. The decline marked the closing chapter of the career. One of the more consistent Opposing Batting Average producers of his era, the career line shows near-average output with little season-to-season variance across 9 seasons.

Roy Mahaffey Lifetime Opposing Batting Average and Similar Stats

Stats similar to Opposing Batting Average for Roy Mahaffey
Roy Mahaffey
Opposing Batting Average
Roy Mahaffey
Opposing Batting Average on Balls in Play
Career0.2780.289
Season Avg.0.2780.289
162 Game Avg.0.2780.289
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Roy Mahaffey Opposing Batting Average Per Season

Roy Mahaffey's Opposing Batting Average 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.
Roy Mahaffey Opposing Batting Average per season line chart

Roy Mahaffey Opposing Batting Average by Team

Roy Mahaffey's career Opposing Batting Average totals broken down by each team he played for, ordered by when he first joined that team.
Roy Mahaffey career Opposing Batting Average by team bar chart

Roy Mahaffey Opposing Batting Average Year-Over-Year Change

A waterfall chart tracking how Roy Mahaffey's career Opposing Batting Average 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.
Roy Mahaffey Opposing Batting Average year-over-year waterfall chart

Roy Mahaffey Opposing Batting Average Distribution vs. Comparable Players

Each box summarizes Roy Mahaffey's seasonal Opposing Batting Average 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.
Roy Mahaffey Opposing Batting Average distribution box chart versus comparable players

Roy Mahaffey Opposing Batting Average — Season-by-Season Breakdown

Every season of Roy Mahaffey's MLB career with Opposing Batting Average 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.
Roy Mahaffey Opposing Batting Average season-by-season breakdown table