How Lou Mahaffey's Range Factor Compares to Similar Players

Lou Mahaffey posted a career Range Factor of 1.0, well below the league average of 3.19 — production that significantly underperformed against league baselines. Across 1 season, the Range Factor arc showed a disappointing start, with limited data making longer-term conclusions premature. With 1 season of data, the Range Factor arc was below league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 1 season.

Lou Mahaffey Lifetime Range Factor

Stats similar to Range Factor for Lou Mahaffey
Lou Mahaffey
Range Factor
Career1
Season Avg.1
162 Game Avg.1
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Lou Mahaffey Range Factor Per Season

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

Lou Mahaffey Range Factor by Team

Lou Mahaffey's career Range Factor totals broken down by each team he played for, ordered by when he first joined that team.
Lou Mahaffey career Range Factor by team bar chart

Lou Mahaffey Range Factor Year-Over-Year Change

A waterfall chart tracking how Lou Mahaffey's career Range Factor 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.
Lou Mahaffey Range Factor year-over-year waterfall chart

Lou Mahaffey Range Factor Distribution vs. Comparable Players

Each box summarizes Lou Mahaffey's seasonal Range Factor 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.
Lou Mahaffey Range Factor distribution box chart versus comparable players

Lou Mahaffey Range Factor — Season-by-Season Breakdown

Every season of Lou Mahaffey's MLB career with Range Factor 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.
Lou Mahaffey Range Factor season-by-season breakdown table