Broncos at 49ers

Sunday, October 4 · 4:25 PM ET · Sunday late afternoon

NFL · SUNDAY LATE AFTERNOON

AWAYBroncosDenver43%chance to win · Polymarket 42.5% · Kalshi 43.5%

atKICKS OFFIN 2 DAYSSun 4:25 PM ET

HOME49ersSan Francisco57%chance to win · Polymarket 57.5% · Kalshi 56.5%

Favorite: 49ers, 57%Spread: 49ers −2.5Total: 48.5The sites are 1.0 pts apart

The two sites nearly agree

Polymarket and Kalshi are within 1 point of each other on every line they both price live. The biggest difference is on the chance to win.

MARKET	POLYMARKET	KALSHI	DIFFERENCE
To winChance the 49ers win	57.5%	56.5%	1.0 pts
Spread: 49ers −2.5Chance the 49ers win by 3 or more	51.5%	51.5%	Same
Total: 48.5 pointsChance of 49 or more points combined	48.5%	—	—

The 49ers have stayed between 56.5% and 57.5% since Oct 1. Polymarket has 57.5% and Kalshi 56.5% now.

San Francisco 49ers: chance to winPolymarketKalshiEach site's price as the sports room checked it

55%60%65%Oct 2Polymarket 57.5%Kalshi 56.5%

Season odds for both teams, from Polymarket and Kalshi.

TEAM	Make the playoffs	Win their division	Win their conference	Win the Super Bowl
BroncosDenver	68%P 68 · K 68	29.8%P 28 · K 31.5	8.3%P 8.5 · K 8	4.4%P 4.4 · K 4.5
49ersSan Francisco	80.5%P 82.5 · K 78.5	42.5%P 43.5 · K 41.5	17%P 17.5 · K 16.5	9.3%P 9.2 · K 9.5