Bobby'sSports Analytics
All matchups
MIA
Miami Dolphins @ San Francisco 49ers
SF

Sunday, September 20 at 4:26 PM EDT

FinalMIA 13 · SF 35Lines below are the pre-kickoff close.

MIA

+12.5

+575

Total

44.5

SF

-12.5

-850

How games at these numbers have gone

  • Spread 12.5 — the 10-14 point band. In 675 games since 1999 the favorite covered 48.1% of the time — a coin flip once the 95% range (44.4–51.9%) is taken into account.
  • Total 44.5 — spread in the 10-14 point band. Games with a spread this size went over 49.0% of the time across 681 of them.

Last three seasons

MIA

16-22-1 ATS · 15-24 SU · 20-19 O/U

9-14-1 ATS as an underdog

SF

21-20 ATS · 24-17 SU · 24-16 O/U

17-11 ATS as a favorite

Measured on 7,276 games with a closing line and a final score. Records cover three seasons and describe the team — they are not a signal, and every situational split we measured lands at a coin flip. Context, not a pick — see every band.

The Read

San Francisco 49ers open a 12.5-point favorite over Miami Dolphins — about 89% implied to win outright. The 44.5 total prices it near 29–16.

Miami Dolphins went 7–10 in 2025 — #24 of 32 by point differential (-4.5/g).

San Francisco 49ers went 12–5 in 2025 — #8 of 32 by point differential (+3.9/g), but +1.9 of those wins outran their scoring margin, a regression flag.

Miami Dolphins face one of the NFL's toughest 2026 schedules (strength of schedule #2).

2025 team profiles

Miami Dolphins

2025 record7-10Point diff / game-4.5Pythag wins (rank)6.5 (#24)2026 SOS rank#2

San Francisco 49ers

2025 record12-5Point diff / game+3.9Pythag wins (rank)10.1 (#8)2026 SOS rank#18