Diamondbacks vs Padres Prediction 8/4/26 MLB Picks Today
San Diego Padres (58-55) vs. Arizona Diamondbacks (60-53)
August 4, 2026 9:40 pm EDT
The Line: Arizona Diamondbacks -136 / San Diego Padres 113; Over/Under: 9
(Get latest betting odds)
The San Diego Padres and Arizona Diamondbacks meet Tuesday in MLB action at Chase Field. Here’s a Diamondbacks vs Padres Prediction. This article will include a Diamondbacks vs Padres Pick.
San Diego Padres Betting Preview
The San Diego Padres are 58-55 on the year and play the Astros and Brewers next. The San Diego Padres are batting .235 on the season, have a .311 OBP, and have a .383 slugging percentage. The San Diego Padres’ pitching staff has a 4.15 ERA and a 1.33 WHIP. Fernando Tatis Jr. leads the San Diego Padres with 122 hits and 49 RBI, while Jackson Merrill and Manny Machado have combined for 186 hits and 117 RBI.
Randy Vasquez gets the ball for the San Diego Padres, and he is 6-6 with a 4.45 ERA and 64 strikeouts this season. Vasquez is 0-0 with a 3.71 ERA and 17 strikeouts in his career against the Arizona Diamondbacks.
Arizona Diamondbacks Betting Preview
The Arizona Diamondbacks are 60-53 on the year and play the Dodgers and Rockies next. The Arizona Diamondbacks are batting .242 on the season, have a .314 OBP, and have a .392 slugging percentage. The Arizona Diamondbacks’ pitching staff has a 4.18 ERA and a 1.29 WHIP. Ketel Marte leads the Arizona Diamondbacks with 109 hits and 62 RBI, while Corbin Carroll and Geraldo Perdomo have combined for 194 hits and 93 RBI.
Eduardo Rodriguez gets the ball for the Arizona Diamondbacks, and he is 10-3 with a 2.48 ERA and 88 strikeouts this season. Rodriguez is 1-2 with a 3.74 ERA and 18 strikeouts in his career against the San Diego Padres.
Why the Arizona Diamondbacks will win
- The Padres have lost seven of their last eight night games against NL West opponents that held a winning record.
- The Diamondbacks have won each of their last five games against NL West opponents.
- The Diamondbacks have covered the run line each of their last six games against teams that held a winning record.
- The Padres have failed to cover the run line in five of their last six night games against NL West opponents.
- The Padres have trailed after 5 innings in seven of their last eight games at Chase Field.
- The Padres have lost the first inning in three of their last four games at Chase Field.
- The Padres have trailed after 3 innings in six of their last eight night games.
Why the San Diego Padres will win
- The Padres have won each of their last six games against the Diamondbacks following a loss.
- The Diamondbacks have lost four of their last six games as favorites against the Padres following a win.
- The Padres have covered the run line in each of their last six games against National League opponents following a loss.
- The Diamondbacks have failed to cover the run line in eight of their last nine games as favorites against the Padres following a win.
- The Diamondbacks have trailed after 3 innings in three of their last four games.
- The Diamondbacks have trailed after 5 innings in seven of their last eight games at Chase Field against NL West opponents that held a winning record.
Total Runs Facts
- Each of the Padres’ last four road games against NL West opponents have gone UNDER the total runs line.
- Four of the Diamondbacks’ last five games have gone UNDER the total runs line.
- There has been no run scored during the first inning in each of the Padres’ last five road games.
- There has been no run scored during the first inning in five of the Diamondbacks’ last six home games.
Arizona Diamondbacks Player Prop Facts
- Tim Tawa has hit a home run in four of his last five appearances against NL West opponents that held a winning record.
- Eduardo Rodriguez has recorded a win in each of his last three appearances in night games.
- Eduardo Rodriguez has recorded five or more strikeouts in four of his last five appearances against NL West opponents that held a winning record.
- James McCann has recorded at least one hit in each of his last nine appearances.
- Eduardo Rodriguez ranks 6th amongst qualified players for Earned Run Average (2.48) this season.
San Diego Padres Player Prop Facts
- Xander Bogaerts has hit a home run in two of the Padres’ last three games at Chase Field.
- Luis Rengifo has recorded at least one hit in each of his last 13 appearances with his team as a road underdog against NL opponents.
- Fernando Tatis Jr. ranks T8th in the league in Steals (26) this season.
Matchup/League Facts
- The Diamondbacks rank T1st in the league for triples this season (25).
- The Diamondbacks rank 30th in the league for strikeouts this season (765).
- The Padres rank 3rd in the league for steals this season (114).
- The Padres rank T26th in the league for hits this season (872).
Diamondbacks vs Padres Prediction
Vasquez has been hittable this season with a 4.45 ERA and 1.47 WHIP, and on the road in Arizona isn’t a spot you want to see a shaky pitcher. The Diamondbacks are playing good ball this week, and Rodriguez is having the best season of his career. Rodriguez has a 2.48 ERA and 1.21 WHIP on the season, and he has a 2.47 ERA and a .214 allowed batting average at home. Pitching edge with the hot team at home. The price is reasonable enough. Give me the Diamondbacks.