Nationals vs Diamondbacks Prediction, Odds & Player Prop Bets Today – MLB, May 7

min read
MLB betting odds, predictions and betting odds for today's games
(AP Photo)
BetMGM Betting @BETMGM May 07, 2023, 3:30 PM
  • The Diamondbacks are -155 favorites vs the Nationals
  • Nationals starting pitcher: Trevor Williams
  • Diamondbacks starting pitcher: Ryne Nelson
  • Watch the game on BSAZ

The Washington Nationals (+125) visit Chase Field to take on the Arizona Diamondbacks (-155) on Sunday, May 7, 2023. First pitch is scheduled for 4:10pm EDT in Phoenix.

The Diamondbacks are the betting favorite in this game, with the run line sitting at -1.5 (+125).

The Nationals vs Diamondbacks Over/Under is 9 total runs for the game.

This season, the Nationals are 13-20 against the spread (ATS), while the Diamondbacks are 19-14 ATS.

Nationals vs. Diamondbacks Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Nationals+1.5 -150O 9 +100+125
Diamondbacks -1.5 +125U 9 -120-155

Nationals vs Diamondbacks Prediction for Today’s Game

Based on recent trends the model predicts the Diamondbacks will win Sunday‘s MLB matchup with 51.9% confidence.

This prediction factors in starting pitchers, recent team and player hitting performances, the last 5 games for both the Nationals and Diamondbacks and up-to-date player injuries.


Bet now on Nationals vs Diamondbacks and all games with BetMGM


We’ve highlighted some favorite MLB player prop bets for Nationals players for Sunday‘s game, looking at profitable historical betting trends:

Best Nationals Player Prop Bets Today:

  • Jeimer Candelario has hit the Runs Under in his last 9 games (+9.00 Units / 53% ROI)
  • Joey Meneses has hit the RBIs Under in 10 of his last 11 games (+7.25 Units / 27% ROI)
  • Dominic Smith has hit the RBIs Under in his last 7 games (+7.00 Units / 39% ROI)
  • Keibert Ruiz has hit the Hits Runs and RBIs Over in 8 of his last 10 away games (+6.40 Units / 60% ROI)
  • Lane Thomas has hit the Singles Over in 10 of his last 14 away games (+6.25 Units / 41% ROI)

And here are some favorite MLB player prop bets for Diamondbacks players for Sunday‘s game, looking at profitable historical betting trends:

Best Diamondbacks Player Prop Best Bets Today:

  • Alek Thomas has hit the Hits Under in 20 of his last 30 games (+14.65 Units / 46% ROI)
  • Alek Thomas has hit the Total Bases Under in 22 of his last 30 games (+13.35 Units / 33% ROI)
  • Alek Thomas has hit the Singles Under in 22 of his last 30 games (+12.10 Units / 31% ROI)
  • Geraldo Perdomo has hit the Total Bases Over in 13 of his last 18 games (+8.40 Units / 40% ROI)
  • Nick Ahmed has hit the Hits Under in his last 5 games (+8.15 Units / 163% ROI)

Diamondbacks vs Nationals Home Run Prop Bets Today

Over Under
Josh Rojas 0.5 +700 0.5 -2500
Christian Walker 0.5 +425 0.5 -800
Joey Meneses 0.5 +525 0.5 -1200
Alex Call 0.5 +600 0.5 -1600
Corbin Carroll 0.5 +425 0.5 -800

Diamondbacks vs Nationals Total Hits Prop Bets Today

Over Under
Josh Rojas 1.5 +155 1.5 -210
Christian Walker 0.5 -250 0.5 +185
Joey Meneses 1.5 +175 1.5 -250
Alex Call 0.5 -185 0.5 +135
Corbin Carroll 1.5 +160 1.5 -225

Diamondbacks vs Nationals RBI Prop Bets Today

Over Under
Josh Rojas 0.5 +200 0.5 -275
Christian Walker 0.5 +120 0.5 -155
Joey Meneses 0.5 +160 0.5 -225
Alex Call 0.5 +210 0.5 -275
Corbin Carroll 0.5 +125 0.5 -160

Diamondbacks vs Nationals Strikeout Prop Bets Today

Over Under
Trevor Williams 2.5 -160 2.5 +125
Ryne Nelson 3.5 -130 3.5 +100
  • The Washington Nationals have covered the Run Line in 19 of their last 27 games (+9.90 Units / 30% ROI)
  • The Washington Nationals have hit the Moneyline in 8 of their last 15 games (+6.95 Units / 46% ROI)
  • The Washington Nationals have hit the 1st Five Innings (F5) Moneyline in 7 of their last 14 away games (+6.25 Units / 44% ROI)
  • The Washington Nationals have hit the Game Total Under in 14 of their last 22 games (+6.05 Units / 24% ROI)
  • The Washington Nationals have hit the Team Total Over in 10 of their last 14 away games (+5.40 Units / 33% ROI)
  • The Arizona Diamondbacks have hit the Moneyline in 19 of their last 32 games (+8.95 Units / 24% ROI)
  • The Arizona Diamondbacks have covered the 1st Five Innings (F5) Run Line in 17 of their last 25 games (+8.35 Units / 27% ROI)
  • The Arizona Diamondbacks have hit the 1st Five Innings (F5) Moneyline in 14 of their last 25 games (+7.15 Units / 23% ROI)
  • The Arizona Diamondbacks have covered the Run Line in 18 of their last 30 games (+5.80 Units / 15% ROI)
  • The Arizona Diamondbacks have hit the Game Total Over in 5 of their last 6 games (+3.85 Units / 59% ROI)

Nationals Against the Spread (ATS) Record

Against the spread this MLB season, the Nationals have gone 20-13 against the Run Line (+5.8 Units / 14.65% ROI).

  • 13-20 when betting on the Moneyline for +2.05 Units / 6.21% ROI
  • 13-17 when betting on the total runs Over for -5.4 Units / -15.08% ROI
  • 17-13 when betting on the total runs Under for +2.65 Units / 7.19% ROI

Diamondbacks Against the Spread (ATS) Record

Against the spread this MLB season, the Diamondbacks have gone 19-14 against the Run Line (+4.3 Units / 10.08% ROI).

  • 19-14 when betting on the Moneyline for +7.95 Units / 20.54% ROI
  • 17-14 when betting on the total runs Over for +1.6 Units / 4.39% ROI
  • 14-17 when betting on the total runs Under for -4.6 Units / -12.69% ROI

Graham Ashcraft had an ERA of 8.37 (47.1 IP) against division opponents in 2022 — highest in MLB among starting pitchers with at least 64 total IP; League Avg: 3.93 — 0 Percentile.

Opponents had a groundball rate of 60% (76/126) against Graham Ashcraft in two-strike counts in 2022 — 4th highest in MLB among starting pitchers with at least 64 total IP; League Avg: 45% — 97th Percentile.

Left-handed hitters had a groundball rate of 62% (98/159) against Graham Ashcraft in 2022 — 4th highest in MLB among starting pitchers with at least 64 total IP; League Avg: 43% — 96th Percentile.

Graham Ashcraft threw fastballs 75% of the time (604/801) vs left-handed batters in 2022 — highest in MLB among starting pitchers with at least 64 total IP; League Avg: 48% — 100th Percentile.

Diamondbacks Starting Pitcher Stats & Trends

Ryne Nelson has not allowed a walk in his last 78 PAs against a RHH dating back to September 18th, 2022 — Yimi Garcia has the longest active streak at 85.

Ryne Nelson has not walked any of the 74 batters that he has faced against right-handed batters this season — best in MLB among starting pitchers with at least 12 total IP; League Avg: 7% — 100th Percentile.

Ryne Nelson has a strikeout rate of just 27% (19 SO in 70 PAs) with two-strikes this season — 3rd lowest in MLB among starting pitchers with at least 12 total IP; League Avg: 42% — second Percentile.

Opponents are hitting .306 (19-for-62) against Ryne Nelson when ahead in the count this season — 3rd highest in MLB among starting pitchers with at least 12 total IP; League Avg: .199 — second Percentile.

Nationals Keys to the Game vs. the Diamondbacks

The Nationals are just 23-110 (.173) when scoring 4 or fewer runs since last season — lowest in MLB; League Avg: .290.

The Nationals are just 117-13 (.900) when leading entering the 9th inning since the 2021 season — lowest in MLB; League Avg: .954.

The Nationals are just 0-10 (.000) when allowing 2 or more home runs this season — tied for lowest in MLB; League Avg: .300.

The Nationals are just 60-118 (.337) when underdogs since last season — tied for 2nd lowest in MLB; League Avg: .397.

Diamondbacks Keys to the Game vs. the Nationals

The Diamondbacks are just 104-33 (.759) when leading entering the 7th inning since the 2021 season — lowest in MLB; League Avg: .870.

The Diamondbacks are just 117-23 (.836) when leading entering the 8th inning since the 2021 season — lowest in MLB; League Avg: .908.

The Diamondbacks are just 33-26 (.559) when they’ve hit 2 or more home runs since last season — 3rd lowest in MLB; League Avg: .706.

The Diamondbacks are just 13-29 (.310) when tied entering the 8th inning since the 2021 season — lowest in MLB; League Avg: .500.

Nationals hitters are averaging just 3.60 pitches per plate appearance against LHP this season — lowest in MLB; League Avg: 3.91.

Nationals hitters have just 57 strikeouts in 377 PA’s (15%) against LHP this season — best in MLB; League Avg: 23%.

Nationals hitters have 71 extra-base hits out of 295 total hits (just 24%) on the first pitch of at-bats since last season — lowest in MLB; League Avg: 36%.

Nationals hitters have put 44% of their swings in play against LHP this season — highest in MLB; League Avg: 36%.

The Diamondbacks have barrels in 3% of PA’s since last season (197/7,182) — lowest in MLB; League Avg: 4%.

Diamondbacks hitters are slugging just .374 against LHP since last season — 5th lowest in MLB; League Avg: .402.

Diamondbacks hitters have a swing rate of just 46% against LHP since last season — 2nd lowest in MLB; League Avg: 48%.

Diamondbacks hitters have just 154 strikeouts in 809 PA’s (19%) against RHP this season — 2nd best in MLB; League Avg: 23%.

Nationals pitchers have a strikeout rate of just 38% with two-strikes this season — 2nd lowest in MLB; League Avg: 43%.

Nationals pitchers have a strikeout rate of just 38% with two-strikes since last season — lowest in MLB; League Avg: 42%.

Nationals pitchers have a strikeout rate of just 20% since last season — 4th lowest in MLB; League Avg: 22%.

Nationals pitchers have a strikeout rate of just 20% this season — 4th lowest in MLB; League Avg: 23%.

Diamondbacks pitchers have a strikeout rate of just 19% in close and late situations since last season — lowest in MLB; League Avg: 25%.

Opponents have a groundball rate of just 41% against Diamondbacks pitchers since last season — lowest in MLB; League Avg: 43%.

Diamondbacks pitchers have a strikeout rate of just 19% in close and late situations since the 2021 season — lowest in MLB; League Avg: 25%.

Diamondbacks pitchers have a strikeout rate of just 20% in late innings since last season — lowest in MLB; League Avg: 24%.

Diamondbacks vs. Nationals Injuries Tonight That May Affect Prop Bets 

  • Zachary Davies (Diamondbacks): Oblique, D15
  • Kyle Lewis (Diamondbacks): Illness, D10
  • Mark Melancon (Diamondbacks): Shoulder, D60
  • Cole Sulser (Diamondbacks): Shoulder, D60
  • Corbin Martin (Diamondbacks): Lat, D60
  • Carson Kelly (Diamondbacks): Forearm, D10
  • Carter Kieboom (Nationals): Finger, D10
  • Steven Cavalli (Nationals): Elbow, D60
  • McKenzie Dickerson (Nationals): Calf, D10
  • Victor Robles (Nationals): Back, Day-to-Day
  • Víctor Arano (Nationals): Shoulder, D60
  • Jeimer Candelario (Nationals): Illness, Day-to-Day
  • Israel Pineda (Nationals): Finger, D10
  • Chad Kuhl (Nationals): Foot, D15
  • Tanner Rainey (Nationals): Elbow, D60
  • Stephen Strasburg (Nationals): Ribs/Shoulder, D60

Bet now on Nationals vs Diamondbacks and all games with BetMGM


Bet on MLB Odds at BetMGM

At BetMGM, you can bet online with updated MLB betting odds. And with live sports betting, the best online sports betting and mobile sports betting (with the BetMGM Sportsbook app) experiences are at BetMGM.

BetMGM first bet offer for $1000
About the Author

BetMGM Betting

Read More @BETMGM

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.