TEAM FINGERPRINT · COMPARE
San Francisco 49ers 2021 vs Seattle Seahawks 2025
Two offensive identities side by side — any team, any season against any other — the flow of each attack and a play-calling ledger with the shift on every metric.
Play-calling ledger · the shift is San Francisco 49ers 2021 minus Seattle Seahawks 2025
| Metric | SF | Shift | SEA |
|---|---|---|---|
| Plays | 1,193 | — | 1,182 |
| Pass rate | 53.7% | +1.5% | 52.2% |
| Shotgun rate | 47.7% | +3.7% | 44.0% |
| Explosive rate | 14.8% | +0.4% | 14.5% |
| Success rate | 44.8% | −1.1% | 45.9% |
| Personnel groupings | |||
| 11 personnel | 48.1% | +6.3% | 41.8% |
| 12 personnel | 9.7% | −19.8% | 29.5% |
| 21 personnel | 34.3% | +21.1% | 13.2% |
| 13 personnel | 0.0% | −4.1% | 4.1% |
| 22 personnel | 7.0% | −1.0% | 8.0% |
| 02 personnel | 0.0% | −1.9% | 1.9% |
| Other personnel | 0.9% | −0.7% | 1.6% |
Read the ledger, then the flows below: the table is the precise shift; the alluvials are the shape.
San Francisco 49ers · 2021
| 11 personnel → Shotgun | 393 |
|---|---|
| 21 personnel → Shotgun | 142 |
| 21 personnel → I_Form | 134 |
| 21 personnel → Singleback | 95 |
| 11 personnel → Empty | 77 |
| 11 personnel → Singleback | 75 |
| 12 personnel → Singleback | 71 |
| 22 personnel → I_Form | 53 |
| 12 personnel → Shotgun | 27 |
| 21 personnel → Empty | 22 |
| 11 personnel → I_Form | 17 |
| 22 personnel → Singleback | 14 |
| 21 personnel → Pistol | 13 |
| 12 personnel → Empty | 11 |
| 11 personnel → Pistol | 7 |
| 22 personnel → Empty | 5 |
| 22 personnel → Shotgun | 5 |
| Other → Other | 5 |
| 22 personnel → Other | 4 |
| 11 personnel → Unknown | 3 |
| 12 personnel → I_Form | 3 |
| 12 personnel → Pistol | 3 |
| 11 personnel → Other | 2 |
| 21 personnel → Unknown | 2 |
| Other → Empty | 2 |
| Other → Shotgun | 2 |
| 12 personnel → Unknown | 1 |
| 21 personnel → Other | 1 |
| 22 personnel → Pistol | 1 |
| 22 personnel → Unknown | 1 |
| Other → I_Form | 1 |
| Other → Singleback | 1 |
| Shotgun → Pass | 397 |
| Singleback → Run | 174 |
| I_Form → Run | 173 |
| Shotgun → Run | 172 |
| Empty → Pass | 109 |
| Singleback → Pass | 82 |
| I_Form → Pass | 35 |
| Pistol → Run | 14 |
| Other → Run | 10 |
| Pistol → Pass | 10 |
| Empty → Run | 8 |
| Unknown → Pass | 6 |
| Other → Pass | 2 |
| Unknown → Run | 1 |
| Pass → Failure | 339 |
| Run → Failure | 320 |
| Pass → Success | 183 |
| Run → Success | 174 |
| Pass → Explosive | 119 |
| Run → Explosive | 58 |
Seattle Seahawks · 2025
| 11 personnel → Shotgun | 389 |
|---|---|
| 12 personnel → Under Center | 269 |
| 21 personnel → Under Center | 125 |
| 11 personnel → Under Center | 94 |
| 22 personnel → Under Center | 91 |
| 12 personnel → Shotgun | 73 |
| 13 personnel → Under Center | 47 |
| 02 personnel → Shotgun | 22 |
| 21 personnel → Shotgun | 17 |
| Other → Shotgun | 15 |
| 21 personnel → Pistol | 14 |
| 11 personnel → Pistol | 11 |
| 12 personnel → Pistol | 6 |
| Other → Under Center | 4 |
| 22 personnel → Shotgun | 3 |
| 12 personnel → Unknown | 1 |
| 13 personnel → Shotgun | 1 |
| Under Center → Run | 434 |
| Shotgun → Pass | 408 |
| Under Center → Pass | 196 |
| Shotgun → Run | 112 |
| Pistol → Run | 19 |
| Pistol → Pass | 12 |
| Unknown → Pass | 1 |
| Run → Failure | 343 |
| Pass → Failure | 297 |
| Pass → Success | 213 |
| Run → Success | 158 |
| Pass → Explosive | 107 |
| Run → Explosive | 64 |