A quarterback who contributed in a defined role. Their developmental reflects a career built on specific contributions rather than volume.
Worth 0 points of value above a freely-available replacement quarterback — top 101% of all 4,642 ranked at the position. 0 of 3 seasons cleared the replacement bar, by +0 on average.See board →
Seasons above replacement
0 seasons × ~0 surplus ≈ VORP 0
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
| Season | Age | Team | G | GS | Passing | Rushing | Receiving | Defense | |||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Tgt | Rec | Yds | TD | Ctch% | Y/R | Y/Tgt | AirYd/T | 1D | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | |||||
| 2007 | — | BAL | 4 | — | 40 | 76 | 52.6% | 452 | 2 | 0 | 2.6 | 0.0 | 5.9 | 6.5 | — | 79.5 | 4 | 12 | 54 | 1 | 4.5 | 8.3 | 5 | 41.7 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2007 | — | SEA | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 |
| 2008 | — | BAL | 5 | — | 3 | 4 | 75.0% | 82 | 1 | 0 | 25.0 | 0.0 | 20.5 | 25.5 | — | 156.3 | 1 | 9 | 24 | 0 | 2.7 | 0.0 | 1 | 11.1 | 0 | 1 | 1 | 36 | 0 | 100.0% | 36.0 | 36.0 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2009 | — | BAL | 3 | — | 5 | 9 | 55.6% | 24 | 0 | 1 | 0.0 | 11.1 | 2.7 | -2.3 | 0.0 | 21.3 | 0 | 8 | 31 | 1 | 3.9 | 12.5 | 2 | 25.0 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2010 | — | SF | 6 | — | 73 | 145 | 50.3% | 1,176 | 5 | 4 | 3.4 | 2.8 | 8.1 | 7.6 | 1.3 | 77.8 | 18 | 23 | 121 | 1 | 5.3 | 4.3 | 9 | 39.1 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2010 | — | TB | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 |
| Career | — | 20 | — | 121 | 234 | 51.7% | 1,734 | 8 | 5 | 3.4 | 2.1 | 7.4 | 7.1 | 1.6 | 78.5 | 23 | 52 | 230 | 3 | 4.4 | 5.8 | 17 | 32.7 | 1 | 1 | 1 | 36 | 0 | 100.0% | 36.0 | 36.0 | — | 1 | 2 | 2 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 | |
| Season | Age | Team | G | GS | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2007 | 23 | BAL | 4 | — | 40 | 76 | 52.6% | 452 | 2 | 0 | 2.6 | 0.0 | 5.9 | 6.5 | — | 79.5 | 4 | 3.6 |
| 2008 | 24 | BAL | 5 | — | 3 | 4 | 75.0% | 82 | 1 | 0 | 25.0 | 0.0 | 20.5 | 25.5 | — | 156.3 | 1 | 2.6 |
| 2009 | 25 | BAL | 3 | — | 5 | 9 | 55.6% | 24 | 0 | 1 | 0.0 | 11.1 | 2.7 | -2.3 | 0.0 | 21.3 | 0 | — |
| 2010 | 26 | SF | 6 | — | 73 | 145 | 50.3% | 1,176 | 5 | 4 | 3.4 | 2.8 | 8.1 | 7.6 | 1.3 | 77.8 | 18 | 4.6 |
| Career | 18 | 121 | 234 | 51.7% | 1,734 | 8 | 5 | 3.4 | 2.1 | 7.4 | — | — | 78.5 | 23 | 10.8 |
A depth / rotational career by KV-H: a remarkably steady profile that scores 14 of 100, era-normalized against pass yds/g peers across 3 scored seasons, with a short career trimming the score.
Blend 16.6 × longevity 0.86 = KV-H 14· confidence 63%
Season-by-season quality (era-relative pass yds/g)
Reached 2% of the all-time Passing Yards leader — a rotational/depth all-time profile at the position.
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: 76%.
Amber = this player (normalized to own peak). Indigo = average QBs aging curve. Group peak age: 29. Source: StatVault KV-H era (1999+).
Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Ohio State), but no parsed college box-score table is present in this profile artifact. The section stays here so every profile has a consistent college-stats landing point without fabricating unavailable rows.
Career teammates and draft class, derived from year-by-year rosters — every name is linked.
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Joined SF (from BAL)
Last recorded season with SF
Drafted by BAL — Round 5, Pick 174
From nflverse weekly injury reports · coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2009 | BAL | 0 | W4Questionable· Illness |
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Era-normalized career quality — z-scored against 3-season peers. See all →
Career durability — games played vs. scheduled, across 4 seasons.
Pass Yds translated to the 2025NFL — each season's standing among its own-era peers, projected onto 2025's scoring environment. Modern-era (1999+) coverage.
| Season | Actual Pass Yds | Pass Yds/G | → 2025 Pass Yds | → 2025 /G |
|---|---|---|---|---|
| 2007 | 452 | 113 | 2,619+2,167 | 154.1 |
| 2008 | 82 | 16.4 | 1,465+1,383 | 86.2 |
| 2010 | 1,176 | 196 | 3,361+2,185 | 197.7 |
Data: nflverse:players, nflverse:player_stats, nflverse:player_stats_def, nflverse:combine, nflverse:draft_picks, nflverse:advanced-epa (CC-BY 4.0), nflverse:injuries · multi-source verified via the StatVault Oracle · updated 6/18/2026
Career Value · VORP
0 career value over replacement — #4622 all-time of 4,642. 0/season above a replacement-level QB.
Pick #174 (Rd 5) · BAL · 2007 · -13.2 vs expected KV-H
Fan Rating
Rate Troy Smith — All-Time
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