San Francisco Giants vs Seattle Mariners Picks and Predictions for Sunday, July 19, 2026

By: Cameron Ross Published 07/19/2026, 12:55 AM ET
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Giants vs Mariners Game Information

The San Francisco Giants remain up north Sunday afternoon for the final game of a 3-game set in Seattle against the Seattle Mariners. San Francisco is well below .500 coming into Sunday, after struggling through the first half of the year. The Seattle Mariners come into Sunday hovering around .500 this season, though they remain in the hunt for the top spot in the American League West. For more MLB news, see our MLB Picks.

Giants Preview

Landen Roupp got the start and dominated for San Francisco on Friday, giving up no runs on 2 hits through 7 innings of work. The San Francisco bullpen was just as stout, giving up no runs on no hits over the final 2 innings of the game. Willy Adames carried the San Francisco offense in Game 1 of this series, driving in 4 of the 7 runs. Bryce Eldridge chipped in heavily as well, driving in 2 runs.

Mariners Preview

Bryce Miller got the start and took the loss for Seattle on Friday, giving up 3 runs on 7 hits through 5.2 innings of work. The Seattle bullpen was just as bad, giving up 4 more runs on 5 hits over the final 3.1 innings of the game. The Seattle offense was horrendous on Friday, combining for just 2 hits in 28 at-bats to drive in no runs.

Giants vs Mariners Pitching Matchup

Robbie Ray will be on the mound Sunday for the Giants, looking to continue his success. Ray is 8-6 this year with a 3.38 ERA through 106.2 innings. Logan Gilbert will continue for the Mariners, looking to push his record further above .500. Gilbert is 7-6 this year with a 3.32 ERA through 114 innings.

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Giants vs Mariners PickΒ 

The Seattle Mariners will have the slightly better pitcher on the mound Saturday, but they have played their best baseball of the year this season at home. Look for Seattle to do the job on both sides of the plate Sunday in the finale of this series against the Giants, leading to the win as they continue their push for the top spot in the American League West.

  • Pick: Seattle MarinersΒ 
  • Secondary: Β UnderΒ 
  • Lean: Dominic Canzone Over 1.5 Bases

Final Score Prediction:Β  Seattle Mariners win 4-2

Game Written Before completion of the game on Saturday.

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