Darren Sproles is a career quality starter — a running back whose body of work places Sproles in the top quarter of all players at the position historically. The Knox model values sustained contribution over flash, and Sproles's career arc reflects exactly that kind of reliable professional-grade performance.
Career Value · VORP
54 career value over replacement — #1951 all-time of 4,649. 4.2/season above a replacement-level RB.
Pick #130 (Rd 4) · LAC · 2005 · +27.4 vs expected KV-H
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Rate Darren Sproles — All-Time
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A quality running back with a top 30% among starters — a legitimate starter who contributed meaningfully across their career.
Worth 54 points of value above a freely-available replacement running back — top 43% of all 4,649 ranked at the position. 9 of 13 seasons cleared the replacement bar, by +6 on average.See board →
Seasons above replacement
9 seasons × ~6 surplus ≈ VORP 54
Darrin Nelson
RB
88% match