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Boston Red Sox vs. Baltimore Orioles prediction, pick for MLB on Monday 7/20/26

Boston Red Sox vs. Baltimore Orioles prediction, pick for MLB on Monday 7/20/26

Published:

By: Dan Johnson

Boston opens this series two games above .500 after winning 13 straight and 18 of its last 20. The Red Sox have allowed more than two runs only twice during the streak. They have hit only .248 across their last ten games, so the surge has come through run prevention. Boston keeps winning the strike zone, turning walks into pressure, and forcing opponents to defend every extra base. That formula produced six runs from six hits Sunday. Baltimore arrives with seven straight wins and ten victories in 13 games. The Orioles’ rotation owns a 2.38 ERA, 2.69 FIP, and 3.12 xFIP during the streak. Their bullpen has posted a 0.77 ERA, though its 3.40 FIP and 4.49 xFIP warn loudly. Baltimore played 29 innings in Houston before flying to Boston. The Red Sox spent the weekend at Fenway and kept their best late-inning arms out Sunday. Below is my preview, prediction, and pick for today’s baseball game between the Boston Red Sox and the Baltimore Orioles.

Here’s how I’ll play it. I’ll be pumping out these predictions for individual games all season, with plenty of coverage here on DraftKings Network. Follow my handle @dansby_edits for more betting plays.

Red Sox vs. Orioles prediction, preview

Payton Tolle gives Boston the clearest advantage because his 3.11 ERA carries sturdy support underneath it. He owns a 3.02 xERA, 3.23 FIP, 1.07 WHIP, and an 18.2% strikeout-minus-walk rate. Opponents have produced a .273 wOBA and .271 xwOBA against him. His 87.6-mph average exit velocity and 34.4% hard-hit rate keep Fenway’s walls from becoming constant trouble. Tolle’s four-seamer owns a .247 xwOBA and 29.6% whiff rate because he wins above the hands. His cutter gives righties another fastball shape, while the curve changes speed and finishes plate appearances. The sinker remains the pitch Baltimore can hunt. It has allowed a .346 xwOBA with only a 10.9% whiff rate. Shane Baz brings better recent sequencing, but his season still includes a 4.19 ERA and 1.39 WHIP. He has allowed 90.3-mph contact, a 41.4% hard-hit rate, and a .358 wOBA during the first lineup turn. His second-turn mark drops to .294, showing how much damage Boston can create before the curve settles in. Three quality starts in five outings deserve respect, but Baz still spends too many innings pitching with traffic.

Willson Contreras is the hitter most capable of turning that traffic into separation. He owns a .399 wOBA, .393 xwOBA, .530 xSLG, and 14.8% barrel rate. His 90.6-mph average exit velocity and 46.8% hard-hit rate support every part of the power surge. Contreras has homered four times across his last seven games, including twice during the Tampa Bay series. Wilyer Abreu brings the cleaner platoon fit. Abreu owns a .352 xwOBA, 90.2-mph contact, and a 13.2% barrel rate. Lefties have hit .278/.345/.448 with a .793 OPS against Baz. His changeup carries a .421 xwOBA, and its swing-and-miss rate has collapsed against left-handed bats. His four-seamer and cutter sit at .345 and .342 xwOBA, leaving few safe lanes behind the curve. Fenway turns firm liners into doubles before the outfield can close the gap. Boston still misses Roman Anthony, Trevor Story, Marcelo Mayer, and Triston Casas. Jarren Duran’s .190 average and .594 OPS also thin the top half. Ceddanne Rafaela’s .331 wOBA sits well above his .285 xwOBA. Those weaknesses make five runs uncertain, but Contreras and Abreu can change an inning with one mistake.

Baltimore can hurt Tolle when he falls behind and reaches for the sinker. Coby Mayo owns a 204 wRC+ and .714 slugging percentage against left-handed pitching. His 92.2-mph average exit velocity, 49.3% hard-hit rate, and 11.0% barrels establish legitimate thunder. Pete Alonso brings an even stronger contact base. He owns a .352 wOBA, .377 xwOBA, 93.8-mph average exit velocity, and 54.5% hard-hit rate. Alonso also walks 12.5% of the time, so Tolle cannot simply expand until he chases. Tyler O’Neill adds another right-handed pull bat and knows exactly how Fenway rewards hard contact. Still, righties have hit only .201/.279/.330 with a .273 wOBA against Tolle. That split makes it difficult for Baltimore to stack hits after one mistake. Gunnar Henderson owns a 61 wRC+ during the winning streak and a .303 season xwOBA. Baltimore recently hit .230/.328/.402 while scoring 40 runs across nine games. Those runs included 35 walks, eight hit batters, and 14 homers. Tolle’s 7.3% walk rate removes one of Baltimore’s most reliable ways to build innings. He allowed seven hits on June 3, yet still blanked the Orioles across six innings.

Orioles vs. Red Sox pick, best bet

Boston’s late-game advantage becomes especially important if Tolle stops around 90 pitches. Aroldis Chapman, Garrett Whitlock, and Justin Slaten all rested Sunday. Whitlock owns a 2.06 ERA, 2.56 FIP, 28.4% strikeout rate, and 4.5% walk rate. Slaten has received two full days off, while Chapman avoided Sunday after working Friday and Saturday. Baltimore’s bullpen has stranded nearly everything during the streak, but the underlying numbers remain shakier. Andrew Kittredge, Grant Wolfram, Tyler Wells, Rico Garcia, and Cam Sanders each worked twice in Houston. Wells threw 43 pitches across consecutive appearances. Ryan Helsley remains injured, leaving Baltimore without one established ninth-inning answer. Adley Rutschman carries left-wrist discomfort, while Samuel Basallo aggravated his right shoulder Sunday. Sam Huff struck out three times after replacing Basallo. Baltimore stole four bases Sunday, though Carlos Narváez gives Boston a much stronger throwing catcher. Tolle spent the All-Star break getting married in Boston and returns on seven days’ rest. Dry weather and falling temperatures remove any meaningful interruption risk. Baz’s harder line-drive contact also translates more dangerously inside Fenway than Tolle’s softer fly-ball profile.

Boston -157 asks for a 61.1% victory rate and charges heavily for the winning streak. The -1.5 run line at +138 needs only a 42.0% cover rate. That price better rewards Boston’s advantages without demanding a clean night from its depleted lineup. Baz’s 1.39 WHIP and poor first-turn results give Boston an early opening. Contreras and Abreu own the contact quality to turn two baserunners into three runs. Tolle’s command limits Baltimore’s preferred walk-driven innings, while Boston’s bullpen can protect a multi-run lead. Baltimore’s relief ERA has outrun its strikeout, walk, and contact indicators throughout the streak. A one-run Boston victory remains possible, especially if Baz lands his curve consistently. However, the likelier separation arrives when Baltimore reaches its second bullpen tier. The Orioles team-total under depends too heavily on Rutschman and Basallo’s availability. Boston’s team total also asks too much from a lineup missing four important hitters. The run line captures the starter edge, bullpen edge, travel edge, and Boston’s superior contact matchup.

Best bet: Red Sox -1.5 at +138, playable through +125.

Projected score: Red Sox 5, Orioles 2.

Best bet: Red Sox -1.5 (+140) vs. Orioles

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I am a promoter at DraftKings and am also an avid fan and user (my username is thegreatdansby9) and may sometimes play on my personal account in the games that I offer advice on. Although I have expressed my personal view on the games and strategies above, they do not necessarily reflect the view(s) of DraftKings and do not constitute a representation that any particular strategy will guarantee success. All customers should use their own skills and judgment in building lineups. I may also deploy different players and strategies than what I recommend above. I am not an employee of DraftKings and do not have access to any non-public information.