In this article, we will formulate a White Sox vs Mariners Prediction for this MLB matchup on Wednesday, May 20th in the third game of this series. Let’s take a look at the prediction for this MLB matchup.
Seattle Mariners Preview
The Seattle Mariners have a 23-27 record this season and are sitting in the third place of the AL West. They have a 13-15 home record and are coming off a 2-1 loss against the White Sox. They will face the Royals and the Athletics next.
The Mariners have a .225 batting average this season, .316 OBP and .372 Slugging percentage. Seattle’s pitching staff has a 3.66 ERA and 1.22 WHIP. Randy Arozarena is the team’s best hitter with a .300 batting average. Luke Raley leads the team in RBI with 27, adding a team-high 10 home runs.
Emerson Hancock (R) is the projected starting pitcher for the Mariners, and he has a 3-2 record, 3.02 ERA and 1.01 WHIP.
Chicago White Sox Preview
The Chicago White Sox have a 25-23 record this season and are sitting in the second place of the AL Central. They have a 11-13 away record and are coming off a 2-1 win against the Mariners. They will face the Giants and the Twins next.
The White Sox have a .233 batting average this season, .322 OBP and .405 Slugging percentage. Chicago’s pitching staff has a 4.32 ERA and 1.35 WHIP. Chase Meidroth is the team’s best hitter with a .262 batting average. Munetaka Murakami leads the team in RBI with 32, adding a team-high 17 home runs.
Sean Burke (R) is the projected starting pitcher for the White Sox, and he has a 2-3 record, 4.10 ERA and 1.18 WHIP.
The Chicago White Sox @ Seattle Mariners Betting Trends: May 20, 2026
- Probable Starting Pitcher: Emerson Hancock Record this season: 3-2 ERA: 3.02
- Home Record: 2-1
- Last 5 against White Sox: 1-0
Why the Seattle Mariners will win
- The Mariners have won each of their last seven games against the White Sox following a home loss.
- The White Sox have lost each of their last six road games against American League opponents following a win.
- The White Sox have failed to cover the run line in each of their last six games against the Mariners following a road win.
- The Mariners have covered the run line in six of their last seven games against the White Sox following a home loss.
- The Mariners have led after 3 innings in eight of their last nine day games against American League opponents.
- The Mariners have won the first inning in each of their last four games against American League opponents.
- The Mariners have led after 5 innings in each of their last seven games against American League opponents.
- Probable Starting Pitcher: Sean Burke Record this season: 2-3 ERA: 4.10
- Road Record: 2-1
- Last 5 against Mariners: 0-1
Why the Chicago White Sox will win
- The White Sox have won six of their last seven games as underdogs against American League opponents.
- The Mariners have lost four of their last five games as favorites.
- The White Sox have covered the run line in each of their last nine day games against American League opponents following a win.
- The Mariners have failed to cover the run line in seven of their last eight home games against American League opponents.
- The Mariners have trailed after 3 innings in five of their last six day games against opponents that held a winning record.
- The Mariners have trailed after 5 innings in four of their last five home day games.
Total Runs Facts
- Four of the White Sox’s last five games as road underdogs have gone UNDER the total runs line.
- Each of the Mariners’ last three day games as favorites have gone OVER the total runs line.
- The ‘Inning 1 OVER 0.5 runs’ market has hit in each of the Mariners’ last 15 games as home favorites against American League opponents.
- The ‘Inning 1 OVER 0.5 runs’ market has hit in each of the White Sox’s last six games.
Seattle Mariners Player Prop Facts
- Julio Rodriguez has recorded at least one hit in each of the Mariners’ last 15 home games against AL opponents.
- Cal Raleigh has hit a home run in three of his last four home appearances against AL opponents.
- Josh Naylor ranks T8th in the league in Steals (12) this season.
Chicago White Sox Player Prop Facts
- Austin Hays has hit a home run in two of his last three appearances against the Mariners.
- Austin Hays has recorded at least one hit in 10 of his last 11 appearances with his team as an underdog against AL opponents.
- Munetaka Murakami ranks 2nd in the league in Home Runs (17) this season.
Matchup/League Facts
- The Mariners rank 1st in the league for walks allowed this season (128).
- The Mariners rank 29th in the league for doubles this season (64).
- The White Sox rank 30th in the league for doubles this season (57).
- The White Sox rank T2nd in the league for home runs this season (67).
White Sox vs Mariners Prediction
The White Sox are 3-1 in their last 4 meetings against the Mariners but are 1-4 their last 5 visits in Seattle.
In this White Sox vs Mariners Prediction, the Mariners are coming as -150 home favorites. The White Sox have been hot lately with an 8-2 record in their last 10, while the Mariners are just 1-4 in their last 5. Both pitchers’ previous start against the other team this season were horrendous, as they had 5 and 6 earned runs and that game had 20 total runs. Both teams scored 9.2 runs per game against right-handed pitching this season, so take the over 7.5 in this one.