Billy Sims ranks in the all-time elite tier for running backs — a career that places Sims in the top 3% of all players at the position. The Knox value model assigns Sims a career score of 80, reflecting sustained impact that most players at the position never approach.
Billy Sims
All-Time Standing
how this career measures against the all-time greats at the position32
Depth
of 100
Reached 28% of the all-time Rushing Yards leader — a rotational/depth all-time profile at the position.
28% of the all-time Rushing Yards leader28
2 categories ≥25% of the all-time leader67
A 0–100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data — career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence — so it's a transparent context score, not a subjective rating. Tiers: Elite ≥ 85 · Strong ≥ 65 · Solid ≥ 45 · Depth < 45. Comparable-player confidence: 93%.
Encyclopedia Coverage
Career Value · VORP
149 career value over replacement — #635 all-time of 4,649. 29.8/season above a replacement-level RB.
Draft OutcomeValue ↑
Pick #1 (Rd 1) · DET · 1980 · +18.6 vs expected KV-H
80actual
61.4 expected · Δ+18.6
Fan Rating
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