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Boston Red Sox vs Arizona Diamondbacks Picks and Prediction for Sunday September 7 2025

By: Thomas Pemberton Published 09/07/2025, 12:50 AM ET

The Boston Red Sox remain in Arizona on Sunday to close out their three game series against the Diamondbacks at Chase Field. The Arizona Diamondbacks rank 3rd in the NL West and sit 5.5 games behind the last Wild Card spot. The Boston Red Sox are 3rd in the AL East and currently hold an American League Wild Card position. Check out all of our handicapping experts MLB Free Picks. 

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Arizona Diamondbacks Preview

The Arizona Diamondbacks entered the weekend with a .500 season record. Arizona has won seven of their last ten games and have won three straight. The Diamondbacks rank 6th best in the MLB in both hits and runs scored per game. Corbin Carroll leads Arizona on the season with 30 home runs. Ryne Nelson will make the start on the mound for the Boston Red Sox. Nelson has 19 starts and 29 game appearances. Nelson has 131 innings pitched and carries a 3.57 ERA. Nelson has pitched at least 6 innings in four straight starts. Arizona carries a 4.46 team ERA.

Boston Red Sox Preview

The Boston Red Sox entered the weekend riding a two game losing streak. Boston is averaging 4.9 runs scored per game with 8.7 hits. The Red Sox are led by Jarren Duran who has 140 hits on the season. Boston is 4th best in the league with a .254 team batting average. Brayan Bello will make the start on the hill for the Boston Red Sox. Bello is 11-6 on the season with 146.2 innings pitched. Bello carries a 3.07 ERA. Bello pitched 5 innings in his last start allowing 6 hits and 3 runs.

Red Sox vs Diamondbacks Prediction

Final Score Prediction: Arizona Diamondbacks win 5-3. 

Red Sox vs Diamondbacks Best Free Picks:

  • Arizona Diamondbacks Moneyline - Arizona is playing better baseball and have the home field advantage
  • UNDER 9 - both starting pitchers carry winning record
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