Byron Maxwell is a career quality starter — a defensive back whose body of work places Maxwell in the top quarter of all players at the position historically. The Knox model values sustained contribution over flash, and Maxwell's career arc reflects exactly that kind of reliable professional-grade performance.
Season totals or exact team stints. Career totals count each season once.
| Season | Age | Team | G | GS | VAL | Defense | Snap Counts | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Off | Off% | Def | Def% | ST | ST% | ||||||
| 2012 | 24 | SEA | 4 | — | 0.1 | 6 | 6 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 2 | 0 | — | 0 | 0 | — | — | — | — | — | — |
| 2013 | 25 | SEA | 16 | — | 5.5 | 22 | 19 | 3 | 1 | 0 | 0.0 | 1.0 | 4 | 12 | 1 | — | 0 | 0 | — | 0.0% | 482 | 48.4% | 235 | 52.4% |
| 2014 | 26 | SEA | 13 | — | 4.3 | 38 | 34 | 4 | 0 | 0 | 0.0 | 0.0 | 2 | 12 | 1 | 1 | 0 | 0 | — | 0.0% | 700 | 88.2% | 50 | 13.8% |
| 2015 | 27 | PHI | 14 | — | 2.1 | 63 | 52 | 11 | 0 | 0 | 0.0 | 0.0 | 2 | 10 | 2 | 1 | 0 | 0 | — | 0.0% | 907 | 86.8% | 5 | 1.1% |
| 2016 | 28 | MIA | 13 | — | 3.4 | 47 | 37 | 10 | 1 | 0 | 0.0 | 1.0 | 2 | 15 | 4 | — | 0 | 0 | — | 0.0% | 846 | 92.1% | 10 | 2.8% |
| 2017 | 29 | MIA / SEA | 9 | — | 1.7 | 44 | 37 | 7 | 0 | 0 | 0.0 | 0.0 | 1 | 7 | 2 | — | 0 | 0 | — | — | 580 | — | 7 | — |
| Career | — | 69 | — | 17.1 | 220 | 185 | 35 | 2 | 0 | 0.0 | 2.0 | 11 | 58 | 10 | 2 | 0 | 0 | — | — | — | — | — | — | |
Career Value · VORP
69 career value over replacement — #1674 all-time of 4,695. 11.5/season above a replacement-level CB.
Pick #173 (Rd 6) · SEA · 2011 · +39.2 vs expected KV-H
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2011: no recorded NFL regular-season production. StatVault's source covers these seasons in full, so this is an absence of production, not of data.
6 seasons · peak 5.5 in 2013
VAL (Value Above League) measures each NFL season against that season's league; the dashed line is zero — a season that added nothing above the league's fringe. ● peak · ○ league-best season.
1.3 career wins over 6 seasons · 1 win = 13.08 VAL
Best season · 2013 · +0.4 wins
Latest season · 2017 · +0.1 wins
VAL 3.0 measures each part of a NFL player's game in his sport's own currency against what that season's fringe players produced, converted to team wins with rates fitted from every team-season in the encyclopedia.
#220 of 1,089 all-time defensive backs by KV-H
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | 24 | SEA | 4 | — | 6 | 6 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 2 | 0 | — | 0 | 0 | 0.1 |
| 2013 | 25 | SEA | 13 | 0* | 22 | 19 | 3 | 1 | 0 | 0.0 | 1.0 | 4 | 12 | 1 | — | 0 | 0 | 5.5 |
| 2014 | 26 | SEA | 12 | 11* | 38 | 34 | 4 | 0 | 0 | 0.0 | 0.0 | 2 | 12 | 1 | 1 | 0 | 0 | 4.3 |
| 2015 | 27 | PHI | 14 | 12* | 63 | 52 | 11 | 0 | 0 | 0.0 | 0.0 | 2 | 10 | 2 | 1 | 0 | 0 | 2.1 |
| 2016 | 28 | MIA | 12 | 12* | 47 | 37 | 10 | 1 | 0 | 0.0 | 1.0 | 2 | 15 | 4 | — | 0 | 0 | 3.4 |
| 2017 | 29 | All teams | 9 | — | 44 | 37 | 7 | 0 | 0 | 0.0 | 0.0 | 1 | 7 | 2 | — | 0 | 0 | 1.7 |
| Career | 64 | 220 | 185 | 35 | 2 | 0 | 0.0 | 2.0 | 11 | 58 | 10 | 2 | 0 | 0 | 17.1 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 25 | SEA | 16 | 0* | — | 0.0% | 482 | 48.4% | 235 | 52.4% |
| 2014 | 26 | SEA | 13 | 11* | — | 0.0% | 700 | 88.2% | 50 | 13.8% |
| 2015 | 27 | PHI | 14 | 12* | — | 0.0% | 907 | 86.8% | 5 | 1.1% |
| 2016 | 28 | MIA | 13 | 12* | — | 0.0% | 846 | 92.1% | 10 | 2.8% |
| 2017 | 29 | All teams | 9 | — | — | — | 580 | — | 7 | — |
| Career | — | — | — | — | — | — | — |
Career games and per-game totals are unavailable because the season rows do not establish complete career coverage. Published career totals are preserved.
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
A strong starter career by KV-H: a peak-driven profile that scores 63 of 100, era-normalized against int/g peers across 6 scored seasons.
Blend 62.8 × longevity 1 = KV-H 63· confidence 92%
Season-by-season quality (era-relative int/g)
Kenneth Acker
CB
90% match
2011 Draft ClassmatesFull class →