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.
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping. Switch to Combined to fold the selected families into unified totals—yards from scrimmage, total TDs, touches.
| Season | Age | Team | G | GS | Passing | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | |||||
| 1982 | 23 | CHI | 8 | — | 120 | 210 | 57.1% | 1,501 | 9 | 7 | 4.3 | 3.3 | 7.1 | 6.5 | 1.3 | 79.9 | — |
| 1983 | 24 | CHI | 14 | — | 175 | 295 | 59.3% | 2,184 | 12 | 13 | 4.1 | 4.4 | 7.4 | 6.2 | 0.9 | 77.6 | — |
| 1984 | 25 | CHI | 9 | — | 85 | 143 | 59.4% | 1,146 | 8 | 2 | 5.6 | 1.4 | 8.0 | 8.5 | 4.0 | 97.8 | — |
| 1985 | 26 | CHI | 13 | — | 178 | 313 | 56.9% | 2,392 | 15 | 11 | 4.8 | 3.5 | 7.6 | 7.0 | 1.4 | 82.6 | — |
| 1986 | 27 | CHI | 6 | — | 77 | 150 | 51.3% | 995 | 5 | 8 | 3.3 | 5.3 | 6.6 | 4.9 | 0.6 | 61.4 | — |
| 1987 | 28 | CHI | 7 | — | 125 | 210 | 59.5% | 1,639 | 12 | 8 | 5.7 | 3.8 | 7.8 | 7.2 | 1.5 | 87.4 | — |
| 1988 | 29 | CHI | 9 | — | 114 | 192 | 59.4% | 1,346 | 6 | 7 | 3.1 | 3.6 | 7.0 | 6.0 | 0.9 | 76.0 | — |
| 1989 | 30 | SD | 12 | — | 176 | 318 | 55.3% | 2,132 | 10 | 10 | 3.1 | 3.1 | 6.7 | 5.9 | 1.0 | 73.5 | — |
| 1990 | 31 | PHI | 5 | — | 6 | 9 | 66.7% | 63 | 0 | 0 | 0.0 | 0.0 | 7.0 | 7.0 | — | 86.8 | — |
| 1991 | 32 | PHI | 12 | — | 187 | 311 | 60.1% | 2,239 | 12 | 11 | 3.9 | 3.5 | 7.2 | 6.4 | 1.1 | 80.3 | — |
| 1992 | 33 | PHI | 4 | — | 22 | 43 | 51.2% | 279 | 1 | 2 | 2.3 | 4.7 | 6.5 | 4.9 | 0.5 | 60.1 | — |
| 1993 | 34 | MIN | 12 | — | 200 | 331 | 60.4% | 1,968 | 9 | 8 | 2.7 | 2.4 | 5.9 | 5.4 | 1.1 | 76.2 | — |
| 1994 | 35 | ARI | 2 | — | 23 | 43 | 53.5% | 219 | 1 | 3 | 2.3 | 7.0 | 5.1 | 2.4 | 0.3 | 46.6 | — |
| 1995 | 36 | GB | 1 | — | 1 | 1 | 100.0% | 6 | 0 | 0 | 0.0 | 0.0 | 6.0 | 6.0 | — | 91.7 | — |
| 1996 | 37 | GB | 5 | — | 3 | 4 | 75.0% | 39 | 0 | 0 | 0.0 | 0.0 | 9.8 | 9.8 | — | 105.2 | — |
| Career | — | 119 | — | 1,492 | 2,573 | 58.0% | 18,148 | 100 | 90 | 3.9 | 3.5 | 7.1 | 6.3 | 1.1 | 78.2 | — | |
Career Value · VORP
177 career value over replacement — #478 all-time of 4,649. 13.6/season above a replacement-level QB.
Pick #5 (Rd 1) · CHI · 1982 · -5.4 vs expected KV-H
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| Season | Age | Team | G | GS | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | 23 | CHI | 8 | — | 120 | 210 | 57.1% | 1,501 | 9 | 7 | 4.3 | 3.3 | 7.1 | 6.5 | 1.3 | 79.9 | — | 9.6 |
| 1983 | 24 | CHI | 14 | — | 175 | 295 | 59.3% | 2,184 | 12 | 13 | 4.1 | 4.4 | 7.4 | 6.2 | 0.9 | 77.6 | — | 11.4 |
| 1984 | 25 | CHI | 9 | — | 85 | 143 | 59.4% | 1,146 | 8 | 2 | 5.6 | 1.4 | 8.0 | 8.5 | 4.0 | 97.8 | — | 8.8 |
| 1985 | 26 | CHI | 13 | — | 178 | 313 | 56.9% | 2,392 | 15 | 11 | 4.8 | 3.5 | 7.6 | 7.0 | 1.4 | 82.6 | — | 11.4 |
| 1986 | 27 | CHI | 6 | — | 77 | 150 | 51.3% | 995 | 5 | 8 | 3.3 | 5.3 | 6.6 | 4.9 | 0.6 | 61.4 | — | 3.6 |
| 1987 | 28 | CHI | 7 | — | 125 | 210 | 59.5% | 1,639 | 12 | 8 | 5.7 | 3.8 | 7.8 | 7.2 | 1.5 | 87.4 | — | 6.9 |
| 1988 | 29 | CHI | 9 | — | 114 | 192 | 59.4% | 1,346 | 6 | 7 | 3.1 | 3.6 | 7.0 | 6.0 | 0.9 | 76.0 | — | 6.5 |
| 1989 | 30 | SD | 12 | — | 176 | 318 | 55.3% | 2,132 | 10 | 10 | 3.1 | 3.1 | 6.7 | 5.9 | 1.0 | 73.5 | — | 8.5 |
| 1990 | 31 | PHI | 5 | — | 6 | 9 | 66.7% | 63 | 0 | 0 | 0.0 | 0.0 | 7.0 | 7.0 | — | 86.8 | — | 2.8 |
| 1991 | 32 | PHI | 12 | — | 187 | 311 | 60.1% | 2,239 | 12 | 11 | 3.9 | 3.5 | 7.2 | 6.4 | 1.1 | 80.3 | — | 9.5 |
| 1992 | 33 | PHI | 4 | — | 22 | 43 | 51.2% | 279 | 1 | 2 | 2.3 | 4.7 | 6.5 | 4.9 | 0.5 | 60.1 | — | 1.8 |
| 1993 | 34 | MIN | 12 | — | 200 | 331 | 60.4% | 1,968 | 9 | 8 | 2.7 | 2.4 | 5.9 | 5.4 | 1.1 | 76.2 | — | 8.2 |
| 1994 | 35 | ARI | 2 | — | 23 | 43 | 53.5% | 219 | 1 | 3 | 2.3 | 7.0 | 5.1 | 2.4 | 0.3 | 46.6 | — | — |
| 1995 | 36 | GB | 1 | — | 1 | 1 | 100.0% | 6 | 0 | 0 | 0.0 | 0.0 | 6.0 | 6.0 | — | 91.7 | — | — |
| 1996 | 37 | GB | 5 | — | 3 | 4 | 75.0% | 39 | 0 | 0 | 0.0 | 0.0 | 9.8 | 9.8 | — | 105.2 | — | 2.5 |
| Career | 119 | 1,492 | 2,573 | 58.0% | 18,148 | 100 | 90 | 3.9 | 3.5 | 7.1 | — | — | 78.2 | — | 91.5 |
| Season | Age | Team | G | GS | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 338 | 1,631 | 16 | 4.8 | — | — | — | — |
| Season | Age | Team | G | GS | Tgt | Rec | Yds | TD | Ctch% | Y/R | Y/Tgt | AirYd/T | 1D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | — | 5 | 72 | 2 | — | 14.4 | — | — | — |
A strong starter career by KV-H: a peak-driven profile that scores 56 of 100, era-normalized against pass yds/g peers across 13 scored seasons.
Blend 54 × longevity 1 = KV-H 56· confidence 88%
Season-by-season quality (era-relative pass yds/g)
Jay Fiedler
QB
84% match
1982 Draft ClassmatesFull class →