MLB Betting Consensus San Francisco Giants vs San Diego Padres

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Total: o8 -115 Giants vs Padres u8 +105
Money Line: +128 Giants vs Padres -152
Watch: MLBtv / Petco Park, San Diego, CA, August 20, 2025 9:40 PM EDT
Pitching: Roupp vs Sears

San Diego opens as a -152 favorite at Petco Park, while San Francisco checks in as a +128 underdog. The betting action looks balanced, but the Padres’ home edge gives them the sharper profile in tonight’s matchup.

The total is set at 8, with the Over priced at -115 and the Under at +105, creating value angles depending on how bettors read Roupp vs. Sears on the mound. Roupp’s inconsistency could invite runs early, but San Diego’s lineup has been streaky against lefties, making the Under a tempting contrarian play.

With the public split nearly even, this is a classic sharp-vs-public test. Expect tighter lines and live-betting opportunities in what sets up as a grinder’s game.

Betting Consensus
	*Padres favored at -142, Giants +120 underdog. Public split suggests balanced action tonight in San Diego.*

We have recalled LHP JP Sears from Triple-A El Paso and optioned RHP Ron Marinaccio to El Paso. Sears will be our starting pitcher tonight vs SF.
— San Diego Padres (@Padres) August 20, 2025

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