NFL

49ers vs Colts

Red-hot Niners aim to bury slumping Colts under the lights.

San Francisco 49ers

SF (10-4) VS IND (8-6)

December 22, 2025 | 8:15 PM ET | Lucas Oil Stadium, Indianapolis, IN

Indianapolis Colts
Moneyline Pick - San Francisco 49ers (-250): A-
Brock Purdy and the 49ers roll into Indianapolis on a four-game winning streak, while the Colts have dropped four straight and are now turning again to 44-year-old Philip Rivers with Anthony Richardson still sidelined. San Francisco has already clinched a playoff berth and is 9-1 this season as a moneyline favorite, including a strong 6-2 mark on the road, whereas Indianapolis is clinging to slim AFC wild-card hopes and has seen its early-season offensive surge stall during this skid. The Colts’ injury list is brutal in the trenches and on defense (notably DeForest Buckner and RT Braden Smith), which is a bad matchup against Christian McCaffrey and a passing attack that’s been humming even with star defenders like Nick Bosa and Fred Warner out for the 49ers. Historical series results and Jonathan Taylor’s big 2021 outing against San Francisco keep a small upset door open, but with an indoor setting removing weather variance and Rivers offering limited explosive upside, the talent and form gap make laying the juice on the Niners moneyline reasonable even at a steep -250, which earns an A- grade for probability but only moderate value. Odds and availability are subject to change. This bet was made at 22/12/2025 09:30
Over/Under Pick - Over 46, (-110): B
Both teams’ streaks point in opposite directions, but their season-long scoring profiles still support points: the Colts average around 28 per game and the 49ers about 25, and each side has seen the over hit in roughly half or more of its 2025 contests. Even with Indianapolis mired in a four-game slide and now led by Rivers, they still feature Jonathan Taylor, who gashed San Francisco for 107 yards and a score in their 2021 meeting, while the 49ers’ offense has surged during their four-game win streak behind Purdy, McCaffrey and George Kittle. On the other side, San Francisco’s defense is missing cornerstone pieces like Bosa and Warner, and the Colts are down multiple front-seven and secondary starters, which raises the ceiling for chunk plays on both sides despite Indy's recent slump. Indoors at Lucas Oil with no weather drag and with both teams still chasing playoff positioning, a game flow that pushes into the high 40s is more likely than not, but the uncertainty around Rivers-led drives and potential red-zone stalls keeps this Over 46 at a B rather than a premium-grade play. Odds and availability are subject to change. This bet was made at 22/12/2025 09:30
Spread Pick - San Francisco 49ers, -5.5 (-118): B+
The 49ers bring a four-game winning run into this matchup and are 9-5 against the spread, including an excellent record when laying more than a field goal, while the Colts have lost four straight outright despite an 8-6 ATS mark built mostly earlier in the season. San Francisco has routinely won by comfortable margins during this recent surge, and Purdy’s efficiency paired with McCaffrey’s dual-threat workload challenges an Indianapolis defense that’s weakened on all three levels by injuries to key starters like Buckner and top corners, tilting the matchup even more with Rivers forced to play from behind. Although Taylor’s prior success against the Niners and Indy’s solid overall offensive ranking create some backdoor-cover risk, the combination of the 49ers’ road form, their track record as favorites, and the Colts’ current offensive ceiling under Rivers makes a one-score spread feel short, so laying -5.5 at -118 grades out as a B+ for blending solid edge with tolerable juice. Odds and availability are subject to change. This bet was made at 22/12/2025 09:30
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