TEAM FINGERPRINT · COMPARE

San Francisco 49ers 2025 vs Chicago Bears 2017

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.

SF season2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

CHI season2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

AARI ATL BAL BUF CAR CHI CIN CLE DAL DEN DET GB HOU IND JAX KC LA LAC LV MIA MIN NE NO NYG NYJ PHI PIT SEA SF TB TEN WAS

BARI ATL BAL BUF CAR CHI CIN CLE DAL DEN DET GB HOU IND JAX KC LA LAC LV MIA MIN NE NO NYG NYJ PHI PIT SEA SF TB TEN WAS

Play-calling ledger · the shift is San Francisco 49ers 2025 minus Chicago Bears 2017

Metric	SF	Shift	CHI
Plays	1,175	—	928
Pass rate	59.4%	+2.0%	57.4%
Shotgun rate	52.4%	+6.7%	45.7%
Explosive rate	11.5%	−1.1%	12.6%
Success rate	47.7%	+9.3%	38.4%
Personnel groupings
11 personnel	43.5%	+0.4%	43.1%
12 personnel	10.7%	−11.7%	22.4%
21 personnel	37.3%	+15.5%	21.8%
13 personnel	0.0%	−4.8%	4.8%
22 personnel	7.6%	+2.6%	5.0%
23 personnel	0.0%	−1.1%	1.1%
31 personnel	0.0%	−1.2%	1.2%
Other personnel	0.9%	+0.4%	0.5%

Read the ledger, then the flows below: the table is the precise shift; the alluvials are the shape.

San Francisco 49ers · 2025

Play flows between adjacent stages (source, target, play count)
11 personnel → Shotgun	395
21 personnel → Under Center	260
21 personnel → Shotgun	164
11 personnel → Under Center	108
12 personnel → Under Center	88
22 personnel → Under Center	67
12 personnel → Shotgun	35
22 personnel → Shotgun	20
21 personnel → Pistol	14
Other → Under Center	9
11 personnel → Pistol	7
12 personnel → Pistol	3
22 personnel → Pistol	2
Other → Shotgun	2
11 personnel → Unknown	1
Shotgun → Pass	511
Under Center → Run	354
Under Center → Pass	178
Shotgun → Run	105
Pistol → Run	17
Pistol → Pass	9
Unknown → Run	1
Pass → Failure	337
Run → Failure	278
Pass → Success	263
Run → Success	162
Pass → Explosive	98
Run → Explosive	37

Chicago Bears · 2017

Play flows between adjacent stages (source, target, play count)
11 personnel → Shotgun	315
12 personnel → Singleback	142
21 personnel → I_Form	89
21 personnel → Shotgun	67
11 personnel → Singleback	53
13 personnel → Singleback	41
22 personnel → I_Form	35
12 personnel → Shotgun	34
11 personnel → Empty	26
21 personnel → Singleback	23
12 personnel → I_Form	11
21 personnel → Pistol	11
12 personnel → Empty	10
31 personnel → I_Form	8
12 personnel → Unknown	7
23 personnel → Other	7
21 personnel → Empty	6
22 personnel → Singleback	6
11 personnel → I_Form	5
12 personnel → Pistol	4
21 personnel → Other	4
13 personnel → I_Form	2
21 personnel → Unknown	2
22 personnel → Pistol	2
22 personnel → Shotgun	2
31 personnel → Shotgun	2
Other → Other	2
Other → Shotgun	2
11 personnel → Pistol	1
13 personnel → Empty	1
13 personnel → Shotgun	1
22 personnel → Other	1
23 personnel → I_Form	1
23 personnel → Shotgun	1
23 personnel → Singleback	1
31 personnel → Pistol	1
Other → I_Form	1
Unknown → Unknown	1
Shotgun → Pass	372
Singleback → Run	201
I_Form → Run	114
Singleback → Pass	65
Shotgun → Run	52
Empty → Pass	42
I_Form → Pass	38
Pistol → Run	12
Other → Run	11
Pistol → Pass	7
Unknown → Pass	6
Unknown → Run	4
Other → Pass	3
Empty → Run	1
Pass → Failure	321
Run → Failure	251
Pass → Success	139
Run → Success	100
Pass → Explosive	73
Run → Explosive	44