Quarterbacks are ranked according to DYAR, or Defense-adjusted Yards Above Replacement. This gives the value of the quarterback's performance compared to replacement level, adjusted for situation and opponent and then translated into yardage. DYAR (and its cousin, YAR, which isn't adjusted based on opponent) is further explained here.
The other statistic given is DVOA, or Defense-adjusted Value Over Average. This number represents value, per play, over an average quarterback in the same game situations. The more positive the DVOA rating, the better the player's performance. Negative DVOA represents below-average offense. DVOA (and its cousin, VOA, which isn't adjusted based on opponent) is further explained here.
The simple version: DYAR means a quarterback with more total value. DVOA means a quarterback with more value per play.
Effective Yards, listed in red, translate DVOA into a yards per attempt figure. This provides an easy comparison: in general, players with more Effective Yards than standard yards played better than standard stats would otherwise indicate, while players with fewer Effective Yards than standard yards played worse than standard stats would otherwise indicate. Effective Yards are not the best way to measure total value because they are more dependent on usage than DYAR.
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| T.Brady | NE | 2,170 | 1 | 1,799 | 6 | 44.2% | 2 | 34.7% | 587 | 4,447 | 6,113 | 28 | 2 | 2 | 13 | 65.7% |
| P.Manning | IND | 1,936 | 2 | 2,017 | 1 | 38.2% | 5 | 40.3% | 591 | 4,640 | 5,784 | 33 | 1 | 0 | 16 | 68.8% |
| P.Rivers | SD | 1,915 | 3 | 1,853 | 5 | 45.9% | 1 | 44.0% | 520 | 4,257 | 5,310 | 28 | 3 | 3 | 9 | 65.6% |
| D.Brees | NO | 1,845 | 4 | 1,884 | 2 | 41.0% | 3 | 42.1% | 538 | 4,323 | 5,375 | 34 | 2 | 6 | 11 | 70.9% |
| B.Favre | MIN | 1,808 | 5 | 1,867 | 3 | 39.0% | 4 | 40.6% | 571 | 4,108 | 5,359 | 33 | 0 | 2 | 7 | 69.0% |
| M.Schaub | HOU | 1,796 | 6 | 1,860 | 4 | 33.6% | 6 | 35.2% | 608 | 4,673 | 5,677 | 29 | 1 | 1 | 15 | 68.6% |
| T.Romo | DAL | 1,589 | 7 | 1,493 | 8 | 32.3% | 7 | 29.7% | 592 | 4,330 | 5,109 | 26 | 1 | 4 | 9 | 63.6% |
| B.Roethlisberger | PIT | 1,390 | 8 | 1,459 | 9 | 27.8% | 8 | 29.7% | 563 | 4,103 | 4,765 | 26 | 3 | 3 | 11 | 66.7% |
| A.Rodgers | GB | 1,294 | 9 | 1,512 | 7 | 22.7% | 9 | 28.4% | 600 | 4,262 | 4,849 | 30 | 3 | 4 | 7 | 65.3% |
| E.Manning | NYG | 1,105 | 10 | 977 | 11 | 21.1% | 11 | 17.4% | 541 | 3,867 | 4,253 | 27 | 4 | 6 | 13 | 62.5% |
| K.Warner | ARI | 1,057 | 11 | 1,260 | 10 | 18.8% | 13 | 24.5% | 537 | 3,696 | 4,284 | 27 | 5 | 5 | 12 | 67.2% |
| K.Orton | DEN | 887 | 12 | 920 | 12 | 13.3% | 17 | 14.2% | 578 | 3,778 | 4,129 | 21 | 2 | 2 | 11 | 62.4% |
| M.Ryan | ATL | 828 | 13 | 582 | 16 | 16.7% | 15 | 8.4% | 470 | 2,844 | 3,519 | 22 | 3 | 2 | 13 | 59.1% |
| J.Flacco | BAL | 815 | 14 | 878 | 13 | 12.8% | 19 | 14.6% | 542 | 3,521 | 3,863 | 21 | 5 | 2 | 11 | 63.6% |
| C.Palmer | CIN | 739 | 15 | 779 | 14 | 12.9% | 18 | 14.2% | 498 | 2,995 | 3,482 | 21 | 4 | 2 | 11 | 61.3% |
| D.McNabb | PHI | 619 | 16 | 648 | 15 | 8.9% | 20 | 9.8% | 485 | 3,369 | 3,319 | 22 | 6 | 3 | 9 | 60.5% |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| C.Henne | MIA | 586 | 17 | 424 | 19 | 7.9% | 21 | 2.6% | 479 | 2,755 | 3,281 | 12 | 4 | 0 | 13 | 61.2% |
| V.Young | TEN | 491 | 18 | 461 | 17 | 17.7% | 14 | 15.9% | 271 | 1,828 | 2,032 | 10 | 4 | 0 | 7 | 59.1% |
| D.Garrard | JAC | 399 | 19 | 431 | 18 | 0.1% | 23 | 1.0% | 564 | 3,443 | 3,397 | 15 | 5 | 6 | 10 | 61.4% |
| J.Campbell | WAS | 335 | 20 | 378 | 20 | -1.8% | 25 | -0.6% | 555 | 3,363 | 3,338 | 20 | 6 | 3 | 14 | 65.1% |
| M.Moore | CAR | 304 | 21 | 320 | 21 | 21.6% | 10 | 23.3% | 149 | 995 | 1,152 | 8 | 2 | 0 | 2 | 61.6% |
| C.Redman | ATL | 236 | 22 | 164 | 22 | 19.1% | 12 | 9.9% | 127 | 758 | 950 | 4 | 1 | 0 | 3 | 59.0% |
| K.Kolb | PHI | 180 | 23 | 160 | 23 | 16.0% | 16 | 13.1% | 100 | 711 | 778 | 4 | 0 | 1 | 2 | 64.6% |
| B.Leftwich | TB | 115 | 24 | 13 | 27 | 5.0% | 22 | -9.3% | 113 | 608 | 715 | 4 | 2 | 0 | 3 | 54.6% |
| B.Gradkowski | OAK | 107 | 25 | 44 | 25 | -0.8% | 24 | -6.9% | 161 | 942 | 982 | 6 | 1 | 3 | 3 | 55.8% |
| S.Wallace | SEA | -1 | 26 | -3 | 28 | -11.3% | 26 | -11.4% | 134 | 614 | 662 | 3 | 3 | 2 | 2 | 65.5% |
| D.Culpepper | DET | -30 | 27 | -72 | 30 | -13.9% | 27 | -17.8% | 173 | 831 | 831 | 3 | 3 | 0 | 6 | 57.8% |
| K.Collins | TEN | -81 | 28 | -76 | 31 | -16.9% | 29 | -16.5% | 224 | 1,178 | 1,027 | 6 | 1 | 2 | 8 | 55.1% |
| A.Smith | SF | -106 | 29 | 68 | 24 | -15.4% | 28 | -8.4% | 396 | 2,300 | 1,865 | 18 | 2 | 1 | 12 | 60.8% |
| M.Bulger | STL | -134 | 30 | 34 | 26 | -19.1% | 32 | -9.1% | 262 | 1,397 | 1,173 | 5 | 2 | 1 | 6 | 57.1% |
| B.Quinn | CLE | -149 | 31 | -153 | 33 | -19.5% | 33 | -19.7% | 276 | 1,270 | 1,235 | 8 | 1 | 2 | 6 | 53.1% |
| T.Edwards | BUF | -165 | 32 | -139 | 32 | -24.5% | 38 | -22.3% | 207 | 1,019 | 774 | 6 | 1 | 0 | 6 | 60.4% |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| J.Delhomme | CAR | -171 | 33 | -290 | 39 | -19.0% | 31 | -24.5% | 340 | 1,834 | 1,513 | 8 | 2 | 3 | 18 | 56.3% |
| R.Fitzpatrick | BUF | -178 | 34 | -243 | 36 | -22.7% | 36 | -27.0% | 248 | 1,299 | 996 | 9 | 1 | 2 | 9 | 56.2% |
| S.Hill | SF | -211 | 35 | -69 | 29 | -31.4% | 40 | -17.8% | 177 | 877 | 552 | 5 | 2 | 1 | 2 | 56.9% |
| J.Cutler | CHI | -222 | 36 | -156 | 34 | -17.0% | 30 | -15.2% | 594 | 3,552 | 2,766 | 27 | 7 | 1 | 26 | 61.3% |
| J.Johnson | TB | -227 | 37 | -301 | 40 | -38.6% | 43 | -47.5% | 139 | 675 | 346 | 4 | 5 | 0 | 7 | 50.4% |
| M.Sanchez | NYJ | -266 | 38 | -258 | 37 | -21.9% | 35 | -21.5% | 392 | 2,313 | 1,635 | 13 | 6 | 3 | 20 | 54.6% |
| J.Freeman | TB | -295 | 39 | -410 | 42 | -26.2% | 39 | -32.0% | 313 | 1,756 | 1,181 | 10 | 7 | 2 | 17 | 55.2% |
| K.Boller | STL | -306 | 40 | -283 | 38 | -35.7% | 42 | -33.9% | 193 | 789 | 588 | 3 | 0 | 1 | 6 | 56.0% |
| M.Hasselbeck | SEA | -334 | 41 | -156 | 35 | -20.9% | 34 | -15.7% | 529 | 2,886 | 2,300 | 17 | 8 | 2 | 16 | 60.2% |
| D.Anderson | CLE | -340 | 42 | -421 | 45 | -38.9% | 44 | -45.5% | 195 | 858 | 525 | 3 | 2 | 2 | 10 | 44.8% |
| K.Null | STL | -401 | 43 | -412 | 43 | -59.1% | 46 | -60.5% | 136 | 482 | 128 | 3 | 1 | 1 | 8 | 62.0% |
| M.Cassel | KC | -450 | 44 | -412 | 44 | -24.3% | 37 | -23.2% | 550 | 2,732 | 2,134 | 16 | 9 | 2 | 15 | 55.9% |
| M.Stafford | DET | -529 | 45 | -380 | 41 | -31.8% | 41 | -26.0% | 398 | 2,190 | 1,345 | 13 | 3 | 1 | 20 | 54.5% |
| J.Russell | OAK | -756 | 46 | -795 | 46 | -57.3% | 45 | -59.7% | 280 | 1,122 | 293 | 3 | 3 | 6 | 10 | 49.0% |
| Player | Team | DYAR | YAR | DVOA | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| T.Jackson | MIN | 111 | 132 | 80.2% | 97.7% | 21 | 201 | 249 | 1 | 0 | 0 | 0 | 66.7% |
| D.Carr | NYG | 92 | 103 | 34.7% | 40.2% | 34 | 214 | 285 | 1 | 0 | 0 | 0 | 65.6% |
| B.Croyle | KC | 80 | 41 | 20.4% | 5.3% | 43 | 212 | 324 | 2 | 1 | 0 | 0 | 57.5% |
| B.Volek | SD | 71 | 83 | 21.7% | 27.0% | 32 | 230 | 271 | 1 | 0 | 0 | 1 | 64.5% |
| C.Pennington | MIA | 32 | 65 | -4.8% | 1.7% | 79 | 394 | 455 | 1 | 1 | 1 | 1 | 71.2% |
| B.Hoyer | NE | 6 | 7 | -7.7% | -7.2% | 29 | 124 | 147 | 0 | 0 | 0 | 0 | 70.4% |
| M.Vick | PHI | 6 | 13 | -4.7% | 3.0% | 13 | 86 | 82 | 1 | 0 | 0 | 0 | 46.2% |
| M.Leinart | ARI | 5 | 25 | -10.1% | -6.1% | 80 | 445 | 403 | 0 | 0 | 0 | 3 | 66.2% |
| D.Dixon | PIT | -5 | -29 | -14.7% | -30.2% | 26 | 145 | 114 | 1 | 0 | 0 | 1 | 46.2% |
| M.Flynn | GB | -31 | -26 | -45.9% | -39.8% | 14 | 88 | 30 | 0 | 0 | 0 | 1 | 58.3% |
| Player | Team | DYAR | YAR | DVOA | VOA | Passes | Yards | EYds | TD | FK | FL | INT | C% |
| K.Clemens | NYJ | -38 | -48 | -33.7% | -39.8% | 29 | 105 | 83 | 0 | 1 | 0 | 0 | 52.0% |
| M.Brunell | NO | -67 | -109 | -46.2% | -68.3% | 31 | 93 | 63 | 0 | 0 | 0 | 1 | 50.0% |
| C.Frye | OAK | -76 | -55 | -22.9% | -19.6% | 94 | 550 | 419 | 1 | 0 | 0 | 4 | 62.4% |
| J.O'Sullivan | CIN | -77 | -102 | -144.3% | -186.7% | 14 | 9 | -59 | 0 | 0 | 2 | 0 | 40.0% |
| T.Collins | WAS | -79 | -63 | -71.5% | -59.6% | 26 | 123 | -2 | 0 | 2 | 0 | 0 | 52.2% |
| B.Brohm | BUF | -84 | -42 | -51.8% | -31.5% | 31 | 138 | 52 | 0 | 0 | 0 | 2 | 58.6% |
| C.Painter | IND | -133 | -192 | -79.0% | -109.5% | 31 | 67 | -23 | 0 | 0 | 1 | 2 | 28.6% |
| C.Simms | DEN | -172 | -159 | -154.4% | -144.2% | 22 | -16 | -136 | 0 | 0 | 1 | 1 | 29.4% |
| D.Stanton | DET | -228 | -282 | -70.4% | -84.4% | 58 | 249 | -1 | 0 | 0 | 1 | 6 | 51.9% |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Runs | Yards | EYds | TD | FUM |
| A.Rodgers | GB | 136 | 1 | 136 | 1 | 46.0% | 3 | 46.0% | 43 | 324 | 489 | 5 | 1 |
| J.Cribbs | CLE | 71 | 2 | 58 | 4 | 11.0% | 15 | 6.9% | 56 | 383 | 382 | 1 | 1 |
| J.Campbell | WAS | 61 | 3 | 65 | 3 | 21.0% | 10 | 23.2% | 33 | 243 | 274 | 1 | 1 |
| D.Garrard | JAC | 57 | 4 | 69 | 2 | 4.4% | 21 | 7.8% | 60 | 337 | 385 | 3 | 3 |
| D.McNabb | PHI | 56 | 5 | 57 | 5 | 43.0% | 4 | 44.1% | 20 | 154 | 193 | 2 | 1 |
| B.Quinn | CLE | 53 | 6 | 53 | 6 | 42.7% | 5 | 42.4% | 16 | 101 | 193 | 1 | 0 |
| J.Freeman | TB | 53 | 7 | 49 | 8 | 33.8% | 6 | 31.2% | 23 | 165 | 205 | 0 | 0 |
| R.Fitzpatrick | BUF | 50 | 8 | 51 | 7 | 26.5% | 9 | 27.9% | 25 | 146 | 209 | 1 | 0 |
| C.Palmer | CIN | 46 | 9 | 44 | 10 | 19.6% | 11 | 18.3% | 25 | 104 | 209 | 3 | 0 |
| M.Sanchez | NYJ | 42 | 10 | 48 | 9 | 13.4% | 13 | 17.8% | 27 | 119 | 214 | 3 | 1 |
| T.Romo | DAL | 41 | 11 | 41 | 12 | 59.6% | 1 | 58.9% | 16 | 121 | 137 | 1 | 0 |
| J.Cutler | CHI | 41 | 12 | 34 | 14 | 15.1% | 12 | 10.9% | 28 | 180 | 203 | 1 | 1 |
| D.Brees | NO | 39 | 13 | 42 | 11 | 49.3% | 2 | 55.1% | 9 | 46 | 136 | 2 | 0 |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Runs | Yards | EYds | TD | FUM |
| B.Roethlisberger | PIT | 35 | 14 | 38 | 13 | 10.9% | 16 | 12.8% | 22 | 98 | 195 | 2 | 1 |
| M.Stafford | DET | 33 | 15 | 30 | 15 | 27.8% | 8 | 23.6% | 18 | 110 | 137 | 2 | 0 |
| J.Russell | OAK | 33 | 16 | 29 | 16 | 32.9% | 7 | 27.9% | 12 | 52 | 130 | 0 | 0 |
| M.Ryan | ATL | 27 | 17 | 24 | 17 | 10.4% | 17 | 8.1% | 19 | 61 | 148 | 1 | 0 |
| M.Vick | PHI | 26 | 18 | 15 | 20 | 8.4% | 18 | -0.6% | 21 | 98 | 156 | 2 | 0 |
| V.Young | TEN | 26 | 19 | 18 | 18 | -1.6% | 25 | -4.8% | 44 | 286 | 235 | 2 | 4 |
| B.Gradkowski | OAK | 16 | 20 | 17 | 19 | 7.9% | 19 | 8.5% | 15 | 103 | 98 | 0 | 1 |
| J.Johnson | TB | 15 | 21 | 8 | 23 | 4.4% | 20 | -3.5% | 20 | 145 | 103 | 0 | 2 |
| E.Manning | NYG | 12 | 22 | 12 | 22 | 11.5% | 14 | 11.6% | 10 | 81 | 63 | 0 | 3 |
| D.Culpepper | DET | 10 | 23 | 3 | 24 | 0.1% | 24 | -8.9% | 15 | 92 | 84 | 0 | 0 |
| T.Edwards | BUF | 9 | 24 | 13 | 21 | 0.9% | 22 | 6.7% | 14 | 106 | 74 | 0 | 0 |
| K.Boller | STL | 8 | 25 | -3 | 30 | 0.8% | 23 | -17.2% | 13 | 68 | 66 | 0 | 1 |
| D.Stanton | DET | 4 | 26 | -1 | 26 | -2.5% | 26 | -14.2% | 8 | 34 | 44 | 1 | 0 |
| Player | Team | DYAR | Rk | YAR | Rk | DVOA | Rk | VOA | Runs | Yards | EYds | TD | FUM |
| C.Henne | MIA | 3 | 27 | 1 | 25 | -5.2% | 27 | -9.3% | 9 | 39 | 45 | 1 | 0 |
| M.Hasselbeck | SEA | 3 | 28 | -3 | 29 | -9.3% | 28 | -14.7% | 20 | 123 | 82 | 0 | 1 |
| A.Smith | SF | 0 | 29 | -2 | 28 | -11.9% | 29 | -15.0% | 14 | 61 | 57 | 0 | 0 |
| J.Delhomme | CAR | -1 | 30 | -3 | 31 | -13.9% | 31 | -17.1% | 11 | 60 | 45 | 0 | 1 |
| P.Rivers | SD | -1 | 31 | -1 | 27 | -13.9% | 30 | -13.5% | 16 | 60 | 55 | 1 | 0 |
| K.Orton | DEN | -6 | 32 | -4 | 32 | -18.6% | 32 | -16.9% | 17 | 77 | 49 | 0 | 0 |
| T.Brady | NE | -10 | 33 | -9 | 33 | -19.5% | 33 | -18.7% | 18 | 55 | 74 | 1 | 0 |
| S.Wallace | SEA | -13 | 34 | -15 | 34 | -38.7% | 36 | -44.0% | 8 | 7 | 5 | 1 | 0 |
| J.Flacco | BAL | -29 | 35 | -22 | 35 | -32.7% | 35 | -27.8% | 25 | 70 | 35 | 0 | 0 |
| M.Cassel | KC | -33 | 36 | -35 | 36 | -29.9% | 34 | -31.0% | 38 | 196 | 54 | 0 | 2 |
| P.White | MIA | -43 | 37 | -39 | 37 | -57.5% | 38 | -53.7% | 20 | 74 | -31 | 0 | 1 |
| M.Schaub | HOU | -50 | 38 | -49 | 38 | -42.9% | 37 | -42.0% | 26 | 83 | 2 | 0 | 1 |