Chicago White Sox vs Seattle Mariners Picks and Prediction for Wednesday May 20 2026
The Chicago White Sox visit the Seattle Mariners on Wednesday May 20, 2026, at T-Mobile Park in Seattle, Washington. First pitch is scheduled for 4:10 PM ET with coverage available on MLB.TV. At the time of this writing the odds were not released. Be sure to check out our free MLB picks
Starting Pitchers
Sean Burke is expected to start for Chicago in this matchup. The right-hander enters with a 2-3 record, a 4.10 ERA, and a 1.18 WHIP across 48.1 innings pitched. He has allowed 46 hits while recording 41 strikeouts and issuing 11 walks, with five home runs allowed. Seattle is expected to counter with Emerson Hancock, who enters with a 3-2 record, a 3.02 ERA, and a 1.01 WHIP over 53.2 innings. He has allowed 44 hits while striking out 56 batters and walking 10, with eight home runs allowed.
Chicago Looking to Bounce Back on the Road
The White Sox enter this matchup with a 24-23 overall record and a 10-13 road record. Chicago recently lost to Seattle 6-1 after recently winning over the Cubs by scores of 9-8 in 10 innings and 8-3. The White Sox also recently lost to the Cubs 10-5 but recently won over Kansas City 6-2, giving them three wins in their last five games despite the rough result in Seattle.
Chicago is batting .235 as a team with 212 runs scored and 363 hits this season. The White Sox have hit 67 home runs while posting a .324 on-base percentage and a .410 slugging percentage. On the mound, Chicago owns a 4.40 ERA and a 1.37 WHIP while opponents are batting .242 against them. The pitching staff has issued 193 walks and recorded 375 strikeouts.
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One key strength for Chicago is power production. The White Sox have hit 67 home runs, which is the stronger home run total in this matchup, and they also carry the better slugging percentage compared to Seattle. The concern is that Chicago’s pitching staff has the higher ERA and WHIP, which could create trouble against a Seattle team coming off a comfortable win in the series opener.
Seattle Trying to Build From Strong Series Start
The Mariners enter Wednesday with a 23-26 overall record and a 13-14 home record. Seattle recently won over Chicago 6-1, snapping a three-game losing stretch in which the Mariners recently lost to San Diego by scores of 8-3, 7-4, and 2-0. Seattle also recently won over Houston 8-3, showing the ability to respond after difficult stretches.
Seattle is batting .229 with 204 runs scored and 370 hits this season. The Mariners have hit 56 home runs while posting a .318 on-base percentage and a .378 slugging percentage. Seattle’s pitching staff owns a 3.69 ERA and a 1.23 WHIP while opponents are batting .251 against them. The Mariners have issued 125 walks and recorded 418 strikeouts.
One major advantage for Seattle entering this game is pitching. The Mariners have the lower team ERA and WHIP, and they have recorded more strikeouts than Chicago. Seattle also has the starting pitching edge based on the provided numbers, with the home starter entering with a lower ERA and WHIP. If the Mariners continue to limit scoring chances the way they did in the previous matchup, they have a strong path to another home win.
Chicago White Sox vs Seattle Mariners Picks and Prediction
Chicago White Sox vs Seattle Mariners Pick
- Pick: Seattle Mariners Moneyline
Seattle gets the edge in this matchup because of the stronger pitching profile. The Mariners enter with a 3.69 team ERA and a 1.23 WHIP, both better than Chicago’s 4.40 ERA and 1.37 WHIP. Seattle also recently won over Chicago 6-1, and the starting pitching comparison leans toward the Mariners based on ERA, WHIP, strikeouts, and walks. Chicago has more power, but Seattle’s pitching numbers and home-field setting make the Mariners the stronger side.
Chicago White Sox vs Seattle Mariners Total Pick
- Pick: Take the under if the total is set at 8
I would lean toward the under if the total is set at 8 because Seattle’s pitching numbers are strong and the Mariners held Chicago to just one run in the previous meeting. Both projected starters enter with solid WHIP numbers, and Seattle’s starter has allowed only 44 hits over 53.2 innings. Chicago does bring home run power, but Seattle’s lower ERA and stronger strikeout total make a lower-scoring game the preferred angle.
Final Score Prediction: Seattle Mariners 4 – Chicago White Sox 3
This prediction was written before the completion of game play on Tuesday.
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