Minnesota Vikings vs Chicago Bears prediction for September 20, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Chicago Bears 23.5 - Minnesota Vikings 19.2. Chicago Bears is favored with a 62.6% win probability. The spread is -4.5 and the total is 48.0.
Chicago Bears
23.5
Projected Score
VS
O/U 48.0
Minnesota Vikings
19.2
Projected Score
Win Probability
Chicago BearsMinnesota Vikings
-4.5
Spread (Chicago Bears)
48.0
Total Line
10,000
Simulations
Calibrated accuracy at this confidence: 65.2% (320 games)
Projected Points Range 10th – 90th percentile
Minnesota Vikings
121926
Chicago Bears
162431
Market Lines
Spread
Chicago Bears -4.5
Total
48.0
Game Conditions
Rain
67°F14 mph windRain
Model Edge
Model Edge & Sizing
Edge Analysis
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How this prediction was generated: This page shows output from the Olympus Bets NFL Football Monte Carlo engine. Each game is simulated 10,000 times using real-time team data, injury reports, and current odds. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →