← All NFL picks for Monday, December 22, 2025

San Francisco 49ers vs Indianapolis Colts

Monday, December 22, 2025 — NFL Prediction & Pick

Our model leans San Francisco 49ers
moderate lean

The model leans San Francisco 49ers primarily because of advantages in Market line and Form. The projected margin is SF by 3.5 points. That lean is driven mainly by market line and form. Context pulls the other way.

On balance, more tracked inputs leaned San Francisco 49ers (2 edges vs 1 for Indianapolis Colts).

The model's lean lines up with that edge count. The score model and the raw stat comparison point the same way.

Matchup Breakdown

Market line — leans San Francisco 49ers

Market line is a large contribution and supports SF by about 3.3 points of margin. The market spread feature is +4.5.

Form — leans San Francisco 49ers

Form is a large contribution and supports SF by about 1.8 points of margin. Points scored per game: IND 24.1, SF 26.8.

Context — leans Indianapolis Colts

Context pulls the other way and favors IND by about 0.5 points of margin.

Betting Lines

Indianapolis Colts +4.0 (Pinnacle) | O/U 46.5 (Matchbook)

Final Score

San Francisco 49ers 48, Indianapolis Colts 27 — San Francisco 49ers win — Model pick was correct

This analysis is generated by a statistical model and is intended for informational and entertainment purposes only. It does not constitute financial or betting advice. Past model performance does not guarantee future results. Please gamble responsibly.