Jim McMahon is a career quality starter — a quarterback whose body of work places McMahon in the top quarter of all players at the position historically. The Knox model values sustained contribution over flash, and McMahon's career arc reflects exactly that kind of reliable professional-grade performance.
Jim McMahon
All-Time Standing
how this career measures against the all-time greats at the position18
Depth
of 100
Reached 20% of the all-time Passing Yards leader — a rotational/depth all-time profile at the position.
20% of the all-time Passing Yards leader20
0 categories ≥25% of the all-time leader0
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: 86%.
Encyclopedia Coverage
Career Value · VORP
177 career value over replacement — #478 all-time of 4,649. 13.6/season above a replacement-level QB.
Draft OutcomeMiss ↓
Pick #5 (Rd 1) · CHI · 1982 · -5.4 vs expected KV-H
56actual
61.4 expected · Δ−5.4
Fan Rating
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