MLB Prop Bets: Boston Red Sox vs Arizona Diamondbacks (August 17, 2026)
The Arizona Diamondbacks (66-59) face the Boston Red Sox (66-58) at Fenway Park on Monday at 7:10pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Mitch Bratt is the probable pitcher for the Diamondbacks, while the Red Sox's probable pitcher remains unclear.
- The Diamondbacks have a 50-66-9 O/U record this season (meaning 50 games have gone over the total runs line, 66 have gone under and nine have resulted in a push). The Red Sox have a 56-64-4 O/U record.
Scoring Insights
- The Diamondbacks are averaging 4.5 runs per game this season (14th in the league). Comparatively, the Red Sox are averaging 4.4 (17th).
- In the field, the Diamondbacks are allowing 4.4 runs per game this season (T15th in the league), while the Red Sox are allowing an average of 3.8 runs (2nd).
Let's take a look at how these teams perform in some other key statistical areas.
Batting Insights:
Batting Average
- Looking at their batting averages this season, the Diamondbacks are at .244 (ranking 15th in the Major leagues), while the Red Sox are batting .248 (10th).
Home Runs
- In terms of total home runs this season, the Red Sox have hit 124 (T26th in the Major Leagues). Meanwhile, the Diamondbacks have managed 124 (T26th).
Runs Batted In
- Finally, looking at their runs batted in, the Diamondbacks have recorded 539 RBIs to rank T12th in the MLB this season. Comparatively, the Red Sox have recorded 525 RBIs to rank T18th.
Pitching Insights:
Earned Run Average
- The Red Sox have an earned run average of 3.52 this season (3rd in the Majors), while The Diamondbacks have an ERA of 4.09 (14th).
Strikeouts
- Turning our attention to total strikeouts, the Diamondbacks have recorded 852 this season, ranking 29th in the MLB. Meanwhile, the Red Sox rank 12th for total strikeouts, recording 1059.
Opponent Batting Average
- Opponents are batting an average of .240 against the Red Sox this season (14th in the Major Leagues). Comparatively, the Diamondbacks' opponents are at .250 (22nd).
First Innings Moneyline
- Here are their first innings moneyline records in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Diamondbacks | 29-33-63 | 17-13-31 | 12-20-30 | 16-10-25 | 13-23-38 | 0-0-2 | 5-2-3 |
| Red Sox | 27-36-61 | 16-15-29 | 11-21-32 | 19-22-42 | 8-14-19 | 0-0-0 | 2-2-6 |
Lead After Three Innings
- Here are their records after the first three innings in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Diamondbacks | 41-57-27 | 26-20-15 | 14-36-12 | 23-15-13 | 18-42-14 | 1-1-0 | 6-3-1 |
| Red Sox | 51-45-28 | 29-20-11 | 22-25-17 | 38-27-18 | 13-18-10 | 0-0-0 | 4-3-3 |
NRFI/YRFI
- The NRFI is 55-70 in Diamondbacks games this season. The Red Sox have a 59-65 NRFI record.
Last Time They Met
The Red Sox recorded a 7-4 victory over the Diamondbacks at Chase Field when these teams last met on September 7, 2025. Trevor Story went yard en route to that victory, hitting a home run to go with an RBI. That result snapped the Diamondbacks' six-game winning streak against the Red Sox.
