Padres vs Diamondbacks Prediction, Odds & Player Prop Bets Today – MLB, Apr 20

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MLB betting odds, predictions and betting odds for today's games
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BetMGM Betting @BETMGM Apr 20, 2023, 3:30 PM
  • The Padres are -145 favorites vs the Diamondbacks
  • Padres starting pitcher: Michael Wacha
  • Diamondbacks starting pitcher: Ryne Nelson
  • Watch the game on MLB Network

The San Diego Padres (-145) visit Chase Field to take on the Arizona Diamondbacks (+120) on Thursday, April 20, 2023. First pitch is scheduled for 9:40pm EDT in Phoenix.

The Padres are the betting favorite in this game, with the run line sitting at -1.5 (+105).

The Padres vs Diamondbacks Over/Under is 10 total runs for the game.

This season, the Padres are 9-11 against the spread (ATS), while the Diamondbacks are 13-6 ATS.

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

SpreadOver / UnderMoneyline
Padres-1.5 +105O 10 -115-145
Diamondbacks +1.5 -130U 10 -105+120

Padres vs Diamondbacks Prediction for Today’s Game

Based on recent trends the model predicts the Diamondbacks will win Thursday‘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 Padres and Diamondbacks and up-to-date player injuries.


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

Best Padres Player Prop Bets Today:

  • Xander Bogaerts has hit the Hits Over in 19 of his last 21 games (+16.85 Units / 37% ROI)
  • Manny Machado has hit the Runs Under in 17 of his last 21 games (+11.85 Units / 33% ROI)
  • Xander Bogaerts has hit the Singles Over in 12 of his last 13 games (+11.10 Units / 72% ROI)
  • Austin Nola has hit the Hits Runs and RBIs Under in his last 9 away games (+10.40 Units / 97% ROI)
  • Matt Carpenter has hit the Hits Runs and RBIs Under in 8 of his last 9 games (+8.35 Units / 82% ROI)

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

Best Diamondbacks Player Prop Best Bets Today:

  • Christian Walker has hit the RBIs Over in 8 of his last 10 games (+10.30 Units / 103% ROI)
  • Alek Thomas has hit the Hits Under in 12 of his last 16 games (+9.90 Units / 55% ROI)
  • Alek Thomas has hit the Singles Under in 13 of his last 16 games (+9.40 Units / 45% ROI)
  • Pavin Smith has hit the RBIs Over in his last 5 games (+9.00 Units / 180% ROI)
  • Alek Thomas has hit the Total Bases Under in 12 of his last 16 games (+8.45 Units / 45% ROI)

Diamondbacks vs Padres Home Run Prop Bets Today

Over Under
Josh Rojas 0.5 +700 0.5 -2500
Christian Walker 0.5 +400 0.5 -750
Pavin Smith 0.5 +550 0.5 -1400
Austin Nola 0.5 +750 0.5 -3000
Corbin Carroll 0.5 +500 0.5 -1100

Diamondbacks vs Padres Total Hits Prop Bets Today

Over Under
Josh Rojas 0.5 -250 0.5 +180
Christian Walker 0.5 -250 0.5 +190
Pavin Smith 0.5 -175 0.5 +135
Austin Nola 0.5 -190 0.5 +145
Corbin Carroll 0.5 -225 0.5 +165

Diamondbacks vs Padres RBI Prop Bets Today

Over Under
Josh Rojas 0.5 +225 0.5 -300
Christian Walker 0.5 +130 0.5 -165
Pavin Smith 0.5 +185 0.5 -250
Austin Nola 0.5 +180 0.5 -250
Corbin Carroll 0.5 +180 0.5 -250

Diamondbacks vs Padres Strikeout Prop Bets Today

Over Under
Michael Wacha 3.5 -155 3.5 +120
Ryne Nelson 4.5 +100 4.5 -135
  • The San Diego Padres have hit the Team Total Under in 9 of their last 10 games (+8.20 Units / 71% ROI)
  • The San Diego Padres have hit the 1st Five Innings (F5) Team Total Under in 9 of their last 10 games (+8.00 Units / 65% ROI)
  • The San Diego Padres have hit the Game Total Under in 9 of their last 13 games (+4.35 Units / 30% ROI)
  • The San Diego Padres have hit the Moneyline in 4 of their last 6 away games (+2.55 Units / 42% ROI)
  • The San Diego Padres have hit the 1st Five Innings (F5) Moneyline in 3 of their last 5 away games (+1.40 Units / 27% ROI)
  • The Arizona Diamondbacks have hit the Moneyline in 11 of their last 18 games (+8.15 Units / 43% ROI)
  • The Arizona Diamondbacks have covered the Run Line in 12 of their last 16 games (+7.90 Units / 35% ROI)
  • The Arizona Diamondbacks have covered the 1st Five Innings (F5) Run Line in 9 of their last 11 games (+6.95 Units / 53% ROI)
  • The Arizona Diamondbacks have hit the 1st Five Innings (F5) Moneyline in 7 of their last 11 games (+5.85 Units / 48% ROI)
  • The Arizona Diamondbacks have hit the Team Total Over in 10 of their last 15 games (+3.95 Units / 22% ROI)

Padres Against the Spread (ATS) Record

Against the spread this MLB season, the Padres have gone 9-11 against the Run Line (-4.2 Units / -15.56% ROI).

  • 9-11 when betting on the Moneyline for -6.1 Units / -21.71% ROI
  • 9-11 when betting on the total runs Over for -3.15 Units / -14.25% ROI
  • 11-9 when betting on the total runs Under for +1.1 Units / 5.01% ROI

Diamondbacks Against the Spread (ATS) Record

Against the spread this MLB season, the Diamondbacks have gone 13-6 against the Run Line (+6.4 Units / 24.57% ROI).

  • 11-8 when betting on the Moneyline for +7.15 Units / 35.93% ROI
  • 10-8 when betting on the total runs Over for +1.2 Units / 5.71% ROI
  • 8-10 when betting on the total runs Under for -2.85 Units / -13.64% ROI

Michael Wacha has allowed a slugging percentage of 1.000 (15 Total Bases / 15 ABs) when going through the lineup the third time in a game this season — highest in MLB among starting pitchers with at least 6 total IP; League Avg: .440 — first Percentile.

Michael Wacha has thrown his changeup 51% of the time (42/82) with two-strikes this season — highest in MLB among starting pitchers with at least 6 total CH; League Avg: 16% — 100th Percentile.

Michael Wacha has thrown his changeup 48% of the time (329/680) with two-strikes since last season — highest in MLB among starting pitchers with at least 71 total CH; League Avg: 16% — 100th Percentile.

Michael Wacha has induced opposing hitters to ground into 1 double play in 4 opportunities (25%) this season — tied for 11th best in MLB among starting pitchers with at least 6 total IP; League Avg: 11% — 93rd Percentile.

Diamondbacks Starting Pitcher Stats & Trends

Opponents have a chase percentage of just 12% (9/73) against Ryne Nelson — lowest in MLB over the last two weeks; League Avg: 29% — first Percentile.

Ryne Nelson has not walked any of the 40 batters that he has faced against right-handed batters this season — tied for best in MLB among starting pitchers with at least 6 total IP; League Avg: 8% — 100th Percentile.

Ryne Nelson has not walked any of the 30 batters that he has faced against right-handed batters — tied for best in MLB over the last two weeks; League Avg: 7% — 100th Percentile.

Opponents have a chase percentage of just 16% (5/32) against Ryne Nelson with runners in scoring position this season — 3rd lowest in MLB among starting pitchers with at least 6 total IP; League Avg: 31% — third Percentile.

Padres Keys to the Game vs. the Diamondbacks

The Padres are just 3-67 (.043) when trailing entering the 8th inning since the 2022 season — 3rd lowest in MLB; League Avg: .085.

The Padres are 82-29 (.739) when allowing 4 or fewer runs since the 2022 season — 9th best in MLB; League Avg: .707.

The Padres are 34-15 (.694) when scoring in the first inning since the 2022 season — 10th best in MLB; League Avg: .652.

The Padres are 23-3 (.885) when totaling 5 or more extra base hits since the 2022 season — 3rd best in MLB; League Avg: .805.

Diamondbacks Keys to the Game vs. the Padres

The Diamondbacks are just 99-33 (.750) when leading entering the 7th inning since the 2021 season — lowest in MLB; League Avg: .872.

The Diamondbacks are just 122-24 (.836) when leading entering the 8th inning since the 2020 season — lowest in MLB; League Avg: .914.

The Diamondbacks are just 111-36 (.755) when leading entering the 7th inning since the 2020 season — lowest in MLB; League Avg: .875.

The Diamondbacks are just 65-12 (.844) when leading entering the 8th inning since the 2022 season — lowest in MLB; League Avg: .915.

The Padres are batting just .223 this season — 3rd lowest in MLB; League Avg: .247.

Padres hitters are slugging just .208 with two-strikes this season — tied for 4th lowest in MLB; League Avg: .259.

Padres hitters have an OPS of just .672 (3,418 PA’s) at home since last season — 4th lowest in MLB; League Avg: .719.

Padres hitters have an OBP of .328 (3,533 PA’s) on the road since last season — 4th best in MLB; League Avg: .308.

Opponents have used a defensive shift against the Diamondbacks on 54% of their plate appearances this season — highest in MLB; League Avg: 37%.. *

Diamondbacks hitters have an OBP of just .297 (820 PA’s) when facing the starting pitcher for the 3rd time in a game since last season — 2nd lowest in MLB; League Avg: .326.

Diamondbacks hitters have put just 34% of balls in play to the left side of the field since last season — lowest in MLB; League Avg: 38%.

Diamondbacks hitters are slugging just .372 against LHP since last season — tied for 5th lowest in MLB; League Avg: .400.

Padres pitchers have walked 21 of 125 batters (17%) when facing the leadoff batter in the inning over the last 14 days (14 games) — highest in MLB; League Avg: 9%.

Opponents have a miss rate of 28% against Padres pitchers this season — 3rd best in MLB; League Avg: 26%.

Padres pitchers have walked 24 of 179 batters (13%) when facing the leadoff batter in the inning this season — highest in MLB; League Avg: 9%.

Padres pitchers have walked 81 of 767 batters (11%) this season — 5th highest in MLB; League Avg: 9%.

Diamondbacks pitchers have a strikeout rate of just 18% in close and late situations since last season — lowest in MLB; League Avg: 25%.

Diamondbacks pitchers have walked 83 of 712 batters (12%) this season — 2nd highest in MLB; League Avg: 9%.

Diamondbacks pitchers have a strikeout rate of just 19% in close and late situations since the 2021 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 vs. Padres Injuries Tonight That May Affect Prop Bets 

  • Joseph Mantiply (Diamondbacks): Shoulder, D15
  • Zachary Davies (Diamondbacks): Oblique, D15
  • Kyle Lewis (Diamondbacks): Illness, D10
  • Jose Herrera (Diamondbacks): Head, Day-to-Day
  • Mark Melancon (Diamondbacks): Shoulder, D60
  • Cole Sulser (Diamondbacks): Shoulder, D60
  • Corbin Martin (Diamondbacks): Lat, D60
  • Carson Kelly (Diamondbacks): Forearm, D10
  • Thomas Pomeranz (Padres): Elbow/Flexor, D15
  • José Castillo (Padres): Shoulder, D15
  • Adrian Morejon (Padres): Elbow, D60
  • Adam Engel (Padres): Hamstring, D10
  • David Dahl (Padres): Quad, D10
  • Robert Suarez (Padres): Elbow, D15
  • Nabil Crismatt (Padres): Hip Strain, D15
  • Eguy Rosario (Padres): Ankle, D60
  • Luis Campusano (Padres): Thumb Sprain, D10
  • Joseph Musgrove (Padres): Toe, D15

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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.