The San Francisco Giants host the San Diego Padres on May 4, 2026. First pitch from Oracle Park is scheduled for 9:45 p.m. EDT. The game will be broadcast on NBCS-BA.
The Padres are favored by -136 on the moneyline and by -1.5 on the run line. The Giants are +113 on the moneyline and +1.5 on the run line. The total is set at 8 runs.
Find my MLB picks and Padres vs Giants prediction below, as well as probable pitchers, weather report, and more.
Padres vs Giants Prediction
- Padres vs Giants Pick: Under 8
My Padres vs Giants best bet is on game totals. Make sure to find the best odds by checking our live MLB odds page.
Padres vs Giants Odds
| Padres Odds | ||
|---|---|---|
| Spread | Total | Moneyline |
-1.5 +119 | 8 -112o / -108u | -136 |
| Giants Odds | ||
|---|---|---|
| Spread | Total | Moneyline |
+1.5 -143 | 8 -112o / -108u | +113 |
- Padres vs Giants moneyline: Padres -136, Giants +113
- Padres vs Giants over/under: 8 (-112 / -108)
- Padres vs Giants spread: Padres -1.5 (+119), Giants +1.5 (-143)
Padres vs Giants Probable Pitchers
| RHP Randy Vásquez (SDP) | Stat | RHP Trevor McDonald (SFG) |
|---|---|---|
| 3-0 | W-L | Season Debut |
| 0.6 | fWAR (FanGraphs) | – |
| 2.94 / 5.07 | ERA / xERA | – |
| 3.44 / 3.76 | FIP / xFIP | – |
| 16.8% | K-BB% | – |
| 42.7% | GB% | – |
| .287 | BABIP | – |
| 99 | Stuff+ | – |
| 100 | Location+ | – |
Padres vs Giants MLB Betting Preview
San Diego Padres Betting Preview
Sometimes a guy is easy to read, like Randy Vasquez, and sometimes it's a bit tougher, as is the case with San Francisco's young starter against the Padres. It's pretty simple, in fact, Vasquez is what we might call a "ballpark merchant" — someone whose results rely heavily upon the home park they play in.
Vasquez is out there to do one thing — give up fly balls. In San Diego, and in San Francisco as well as it turns out, those fly balls are going to die. That's why his Expected ERA is all the way at 5.08, a full two runs higher than his actual ERA, and that's why a near-identical story took place last season.
The right-hander had a 3.28 ERA at home versus a 4.48 on the road last year, and while the splits haven't exactly reflected that difference in 2026, they surely will with a larger sample. Vasquez is a strike-thrower who will generate the contact he's looking for, but this season he's managed to run a 24.8% strikeout rate, which is surprisingly high.
The key here will be on the other side of the ball, where the Giants rank dead last in Isolated Power and last in walk rate as well. That should mean very few chances at a back-breaking home run or two off Vasquez, and even with the Giants hitting a few fly balls, this contact-oriented pitcher should find a way.
San Francisco Giants Betting Preview
The Giants will counter with Trevor McDonald, who had an up-and-down 2025 through the minors but came up to the big-league level to produce a 1.80 ERA through 15 innings — two of which were starts — with 14 strikeouts and just two walks. He'll be making his return to the majors on Monday.
The 25-year-old is a firm ground-baller, ranking just outside the top 10% of all Triple-A pitchers a year ago, and while he posted a fair 22.7% strikeout rate, there could be plenty of strikeout upside in his arm with his ability to generate chases and whiffs.
Of course, he did have some issues walking guys with all the attempts to get chases, and he also gave up a bunch of hard-hit balls, which amounted to a brutal 21.2% home run-to-fly ball ratio last year. It did come in the PCL, so we take that with a grain of salt, but it would seem like McDonald's is still very much a work in progress.
The righty did have a 14:2 strikeout to walk ratio this spring, but he allowed four home runs over just 11 2/3 innings and has continued to have run-prevention issues. This year down in Triple-A, he's managed to go without allowing a home run over 15 innings, but he's now walked 15 guys to just 12 strikeouts. It's hard to get a read on McDonald, who may go just three innings in the end, but there's a chance for him against an impatient lineup that likes to chase
Padres vs Giants Pick, Betting Analysis
Both offenses have their flaws, but the matchup would seem to call for the Under here despite the shortcomings of two pitchers. For Vasquez and McDonald, who have struggled with home runs, they shouldn't be an issue. Not only do we get a park advantage in San Francisco, but we also have a Giants team ranked dead last in home run-to-fly ball ratio and a Padres team down on their luck in the power department and sitting just 18th in home run-to-fly ball ratio.
Given we don't have to really worry about walks with both guys — or at least we shouldn't, with San Diego and San Francisco swinging a ton — the chances this stays low scoring seem great.
Pick: Under 8
