Arizona Diamondbacks vs San Diego Padres Picks and Prediction for Saturday, September 27, 2025

By: Garrett Beaverson Published 09/27/2025, 12:50 AM ET
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The Arizona Diamondbacks (80–79) will head to Petco Park to face the San Diego Padres (87–72) on Saturday, September 27, 2025. First pitch is expected around 9:10 PM ET / 6:10 PM PT. With Arizona still in the wild-card hunt, and San Diego pushing for favorable playoff seeding, this matchup between a rising right hand and a veteran lefty carries real weight. Get in on the action with our free MLB picks.

Diamondbacks Analysis

Arizona turns to Eduardo Rodríguez, a veteran arm who has had a mixed season but remains capable of delivering on big nights.

Key Player Stats & Team Metrics

  • Eduardo Rodríguez (SP): Through 2025, he has posted a 9–8 record with a 4.91 ERA, 137 strikeouts, and a 1.56 WHIP over 148.1 innings.

  • In his recent 10 starts, he’s allowed 28 earned runs in 55.2 innings (ERA ~4.53) and logged 6.0+ innings in several outings.

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  • Split-wise, Rodríguez has tended to allow higher run rates in early innings and has shown better results beyond the 5th in some games.

  • Offensively, Arizona’s strength lies with Corbin Carroll, who recently became the D-backs’ first 30–30 player (30 HR, 30 SB).

  • Supporting bats include Ketel Marte, Geraldo Perdomo, and Gabriel Moreno, who can deliver in key spots. (Team stat pages; D-backs roster)

Padres Analysis

San Diego counters with Michael King, who has been solid when healthy in 2025, and a lineup that can pressure opposing pitchers.

Key Player Stats & Team Metrics

  • Michael King (SP): In 2025, King owns a 5–3 record, 3.57 ERA, 70.2 innings, 73 strikeouts, and a 1.20 WHIP across 14 appearances.

  • San Diego’s lineup is well rounded—key bats include Juan Soto, Manny Machado, Luis Arraez, and up-and-coming contributors like Jackson Merrill.

Standout Players and Key Notes

Diamondbacks:

  • Eduardo Rodríguez: His ability to limit walks and avoid big innings will be critical on the road.

  • Corbin Carroll: With power plus speed, he’s a threat to change a game with one swing or a steal.

  • Ketel Marte / Perdomo / Moreno: Experience and clutch hitting are key in must-win innings.

Padres:

  • Juan Soto / Manny Machado: Their presence forces pitchers to stay honest and may shift momentum with a single swing.

Prediction Reasoning For Padres vs Diamondbacks

This game shapes up as a competitive battle between King’s sharper 2025 form and Rodríguez’s veteran experience, albeit with more volatility in his numbers. King has the advantage of health (when available) and metrics, while Rodríguez must manage tempo, command, and avoid early damage.

Padres likely have the upper hand — home environment, bullpen depth, and a lineup that can exploit mistakes. If King pitches to form and their bullpen holds up, San Diego should prevail, though the D-backs can stay within striking distance if Rodríguez weathers the early frames.

Final Score Projection: Padres 5, Diamondbacks 3

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