The Arizona Diamondbacks and Pittsburgh Pirates meet again at PNC Park on Tuesday night with almost nothing between them. Both clubs sit at 55-52, tied for the final National League Wild Card spot, and the market reflects it.
Pittsburgh is a razor-thin home favorite at -116, with Arizona right behind at -104. The total sits at a modest 9. Two right-handers in strong recent form headline this one, and that pitching picture is where the real value hides. Our lead play keys on the run environment more than the side.
Last Updated: Tuesday, July 28, 2026
Arizona Diamondbacks vs. Pittsburgh Pirates — Time & How to Watch
| Where | PNC Park, Pittsburgh, PA |
| When | Tuesday, July 28, 2026 — 6:40 PM ET |
| TV | SportsNet Pittsburgh / D-backs.TV |
Arizona Diamondbacks vs. Pittsburgh Pirates Betting Preview
Pitching drives this matchup, and both starters arrive trending up. Arizona hands the ball to right-hander Brandon Pfaadt, who is 5-1 with a 4.43 ERA. The surface number is dated. Since returning from Triple-A Reno on June 30, Pfaadt has posted a 2.14 ERA across four starts and won all four. His last time out, he worked six innings and allowed two earned runs on seven hits against St. Louis. Sharper fastball command has been the difference.
Pittsburgh counters with rookie right-hander Bubba Chandler. His 3-8 record looks rough, but it hides real progress. Over his last eight starts, Chandler owns a 3.71 ERA across 43.2 innings with 35 strikeouts. He was dominant in his most recent outing. He spun 6.1 scoreless innings against the Yankees with just two hits and one walk, so he enters with momentum.
Context sharpens the stakes. Pittsburgh took the series opener 3-2 in 10 innings on Brandon Lowe’s walk-off single, which pulled the Pirates level with Arizona in the National League Wild Card race. Both teams stumbled into the series. Arizona has dropped three straight, while Pittsburgh lost two of three to the Cubs beforehand. The Pirates are also short-handed, with Oneil Cruz (hand) and Spencer Horwitz (hamstring) on the injured list. Arizona, meanwhile, managed just two hits in 14 at-bats with runners in scoring position on Monday.
Arizona Diamondbacks vs. Pittsburgh Pirates Odds
| Run Line | Moneyline | Total | |
|---|---|---|---|
| Diamondbacks | +1.5 (-210) | -104 | U 9 (-110) |
| Pirates | -1.5 (+175) | -116 | O 9 (-110) |
Odds accurate as of Tuesday, July 28, 2026 via TheSpread.com. Odds change, get the latest MLB Odds – Futures – Props
Arizona Diamondbacks vs. Pittsburgh Pirates — Who Is the Public Betting?
| Diamondbacks | 43% | 57% | Pirates |
See the latest MLB Public Betting Splits and make smarter wagers!
Diamondbacks vs. Pirates Prediction — Do Two Hot Arms Mean a Quiet Night?
The total is where the signals line up cleanest. Both starters are pitching their best baseball of the season, and PNC Park has long ranked among the more forgiving venues for pitchers. Its spacious outfield and deep gaps suppress extra-base damage, especially to the pull side. When two right-handers with sharp recent command meet in that setting, early runs are hard to come by.
The lineups add to the case. Pittsburgh is without Cruz and Horwitz, two bats it can ill afford to lose. Arizona arrives cold at the plate, having wasted chance after chance in the opener. Neither offense is clicking right now. A total of 9 assumes a fairly open game, and this one does not project that way.
There is a real counter. Both bullpens emptied out in Monday’s 10-inning marathon, and tired relievers can turn a quiet game loud late. If either starter exits early, the math shifts fast. Still, with two arms trending up and a park that rewards them, the lean is toward a lower-scoring night.
The Pick: Under 9 (-110)
Diamondbacks vs. Pirates Prediction — Does the Home Edge Tip a Coin Flip?
This is close to a true pick’em, so the tiebreakers matter. Pittsburgh has the last at-bat, took Monday’s opener, and sends out a starter riding a scoreless gem. Arizona’s bullpen is thinner than usual, with several relievers on the injured list, and it coughed up the tying run in the eighth inning on Monday. In a one-run kind of game, the healthier, rested-at-home side owns small edges that add up.
The case against is easy to make. Pfaadt has been the steadier starter over a longer stretch, and Arizona’s lineup, cold as it looks, can wake up in a hurry. The Pirates are also missing two regulars, which caps their own ceiling. This is a lean, not a stand. The near-even price is the reason it is playable at all.
The Pick: Pirates Moneyline (-116)
Final Thoughts and Bonus Angle
Watch the bullpens. Monday’s extra-inning game taxed both, and the first manager forced to dig into a depleted relief corps could decide this one. Chandler’s command is the other swing factor. If his walk rate creeps up against a patient Arizona lineup, traffic and pitch counts follow. Arizona’s work with runners in scoring position is worth tracking too, because the Diamondbacks have left the door open in that spot lately. This game is one of several on the board worth a look in our latest MLB best bets.
To recap the card, the strongest play is the total staying under 9, backed by two starters in form and a pitcher-friendly park. The secondary lean is Pittsburgh on the moneyline, resting on home edge and a thinner Arizona bullpen. Full card: Under 9 (-110) as the top play, and Pirates Moneyline (-116) as the secondary lean. Both are honest leans in a game that projects tight, so size them accordingly.
MLB Diamondbacks vs. Pirates FAQ: Tuesday July 28, 2026
What time does the Diamondbacks vs. Pirates game start?
First pitch is set for 6:40 p.m. ET on Tuesday, July 28, 2026, at PNC Park in Pittsburgh, Pennsylvania. This is the second game of a three-game midweek series between two teams chasing the same National League Wild Card spot.
What channel is the Diamondbacks vs. Pirates game on?
The game airs regionally on SportsNet Pittsburgh for Pirates viewers and on D-backs.TV for Arizona viewers. Out-of-market fans can stream it through MLB.TV. Local blackout rules apply depending on where you are watching from.
Who is pitching for the Pirates tonight?
Rookie right-hander Bubba Chandler starts for Pittsburgh. He is 3-8 with a 4.47 ERA, but he owns a 3.71 ERA over his last eight starts. Arizona counters with right-hander Brandon Pfaadt, who is 5-1 with a 4.43 ERA and has been sharp since a late-June recall.
Who won the last meeting between the Diamondbacks and Pirates?
Pittsburgh won the series opener on Monday, July 27, 2026, by a 3-2 final in 10 innings. Brandon Lowe delivered the walk-off single. The result pulled the Pirates even with Arizona and handed the Diamondbacks a third straight loss.
Where do the Diamondbacks and Pirates stand in the standings?
Both teams entered play on Tuesday, July 28, tied at 55-52, level for the third and final National League Wild Card spot. Every game in this series carries direct weight in a tight playoff race, which raises the stakes on an otherwise midweek matchup.