Colorado State vs San Diego State prediction and analysis

September 29, 2025
CFB Predictions
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Matchup Overview

This Saturday night, October 3, 2025, at 10:30 PM EDT, the Colorado State Rams (1-3) travel to face the San Diego State Aztecs (3-1) in a Mountain West Conference showdown. San Diego State currently holds a 5.5-point favorite status with an over/under set at 38.5. This game presents a clear difference in momentum and performance between the two teams early this season.

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Key Factors Impacting the Game

  • Colorado State Struggles: The Rams have been underwhelming in the first four games, managing only one win while struggling on both offense and defense. Their inability to establish a consistent rushing attack and liabilities in coverage have put them in difficult positions frequently.
  • San Diego State’s Resurgence: The Aztecs appear more confident under their current coaching regime and have demonstrated strong defensive discipline. With a stout defense and a balanced offensive attack, San Diego State is firing on most cylinders and playing well at home, which is a significant advantage.
  • Home Field Advantage: The Aztecs’ home field, known for its energetic atmosphere and supportive fanbase, amplifies the pressure on visiting teams like Colorado State who are already trying to regain footing this season.
  • Recent Performance and Trends: San Diego State’s three wins include solid defensive outings that limit opponents’ scoring and yardage. Conversely, Colorado State’s recent losses highlight challenges in stopping the run and generating turnovers.
  • Betting Lines and Over/Under: The 5.5-point spread favors San Diego State comfortably, with the relatively low over/under suggesting this will be a defensive battle, likely featuring more control and possession battles than big offensive fireworks.

Prediction Summary

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Given Colorado State’s early season woes and San Diego State’s clear defensive edge coupled with home field advantage, I foresee the Aztecs capitalizing on turnovers and limiting Colorado State’s offensive rhythm. This game should follow a pattern of disciplined football with San Diego State controlling the tempo and closing out the game with a comfortable margin.

Final Prediction: San Diego State to win by at least 7 points, covering the 5.5-point spread comfortably with a final score around 24-14.