How Willis Roberts's WHIP Compares to Similar Players

Willis Roberts posted a career WHIP of 1.5, near the relief pitcher average of 1.38 — a profile that tracked closely with league norms. His strongest WHIP season came in 2003, posting 1.45, near the relief pitcher average of 1.37 that year. The highest point came in 1999 at 2.25, well above the relief pitcher average of 1.47 that year. Production slipped through the final seasons. The figure moved from 1.48 in 2002 to 1.45 in 2003 and 1.75 in 2004. The decline marked the closing chapter of the career. Some season-to-season variance runs through the career line, but the career average tracked near league norms across 5 seasons.

Willis Roberts Lifetime WHIP

Stats similar to WHIP for Willis Roberts
Willis Roberts
WHIP
Career1.498
Season Avg.1.498
162 Game Avg.1.498
More InfoSee More

Willis Roberts WHIP Per Season

Willis Roberts's WHIP for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, RP, Caribbean, or players born in the same country — to see how he stacked up year by year.
Willis Roberts WHIP per season line chart

Willis Roberts WHIP by Team

Willis Roberts's career WHIP totals broken down by each team he played for, ordered by when he first joined that team.
Willis Roberts career WHIP by team bar chart

Willis Roberts WHIP Year-Over-Year Change

A waterfall chart tracking how Willis Roberts's career WHIP 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.
Willis Roberts WHIP year-over-year waterfall chart

Willis Roberts WHIP Distribution vs. Comparable Players

Each box summarizes Willis Roberts's seasonal WHIP 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.
Willis Roberts WHIP distribution box chart versus comparable players

Willis Roberts WHIP — Season-by-Season Breakdown

Every season of Willis Roberts's MLB career with WHIP 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.
Willis Roberts WHIP season-by-season breakdown table