Boston Red Sox vs Colorado Rockies Picks, Prediction, Odds, and Line Movement for Tuesday June 23 2026
Use Code WWWC The Boston Red Sox and Colorado Rockies prepare to battle at Coors Field on Tuesday, June 23, 2026, and we have analyzed the pitching matchups and roster trends to deliver the ultimate betting preview, complete with game picks and top MLB player props.
Best Available Odds
Best Moneyline Odds: Boston Red Sox (-150) / Colorado Rockies (+147)
Best Spread Odds: Boston Red Sox -1.5 (+100) / Colorado Rockies +1.5 (-106)
Best Total Odds: Over 10.5 (-106) / Under 10.5 (+100)
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Game Info
Date: Tuesday, June 23, 2026
Time: 8:40 PM EDT
Location: Coors Field, Denver, CO
TV: NESN, Rockies.TV
Boston Red Sox vs Colorado Rockies Preview
The Boston Red Sox enter Tuesday at 31-45 after suffering a 3-2 walk-off loss in Monday's series opener. Boston has lost six of its last eight games and remains in last place in the AL East.
The Red Sox carried a 2-0 lead into the bottom of the ninth inning Monday before Aroldis Chapman allowed four consecutive hits. TJ Rumfield and Hunter Goodman singled, Cole Carrigg reached on a bunt, and Jake McCarthy cleared the bases with a walk-off triple.
The collapse wasted six scoreless innings from rookie Jake Bennett. Boston received an RBI double from Willson Contreras and a run-scoring single from Caleb Durbin but failed to produce additional separation before reaching its bullpen.
Boston has scored only 17 runs over its last five games. The Red Sox have lost three of those contests despite receiving several strong starting-pitching performances.
The offense has not performed at the elite level described in the original article. Boston has scored 296 runs while batting approximately .242 with a .311 on-base percentage and .379 slugging percentage.
The Red Sox have hit 64 home runs, placing additional pressure on the lineup to build rallies through consecutive hits, walks, and situational production rather than relying on consistent power.
Contreras has been Boston's most productive hitter. He enters batting approximately .281 with a .377 on-base percentage, .525 slugging percentage, 16 home runs, and 45 RBIs.
Contreras drove in Boston's first run Monday and remains the most dangerous middle-order matchup for Colorado. His right-handed bat receives the platoon advantage against left-hander Sean Sullivan.
Ceddanne Rafaela is batting approximately .281 with a .332 on-base percentage and .441 slugging percentage. He has produced seven home runs while contributing strong defense and speed.
Rafaela also delivered one of Monday's most important defensive plays by throwing out a runner at home during Colorado's eighth-inning rally. His right-handed bat should remain near the top half of the order Tuesday.
Wilyer Abreu enters batting approximately .276 with a .340 on-base percentage and .434 slugging percentage. He collected an infield single Monday and has recorded a hit in three consecutive games.
Durbin went 2-for-3 with an RBI during the opener. The infielder has produced several timely extra-base hits during June, although his full-season batting average remains near .220.
Jarren Duran, Masataka Yoshida, Marcelo Mayer, Andruw Monasterio, Connor Wong, and the remaining lineup give Boston several additional contact options. The group must improve with runners on base after repeatedly failing to create insurance runs Monday.
The Red Sox remain without Isiah Kiner-Falefa, who is on the injured list. Romy Gonzalez is also unavailable following shoulder surgery, while several pitchers remain sidelined.
The Colorado Rockies enter at 31-48 and have won three of their last four games. Colorado is 17-21 at Coors Field after producing one of its most dramatic victories of the season Monday.
The Rockies were held scoreless through eight innings before producing four consecutive ninth-inning hits. McCarthy's triple turned a two-run deficit into Colorado's third victory during its current four-game surge.
Tyler Freeman led the Rockies with three hits. He also participated in an unusual eighth inning in which Colorado recorded four consecutive singles without scoring because of two baserunning outs.
Colorado's season-long offense has been considerably more productive than the original draft suggested. The Rockies have scored 359 runs while batting approximately .253 with a .323 on-base percentage and .410 slugging percentage.
The Rockies have also hit 84 home runs, 20 more than Boston. Coors Field contributes to those numbers, but Colorado possesses several hitters capable of punishing mistakes.
Goodman leads the Rockies with 21 home runs and 39 RBIs. His power makes him the most significant individual threat against Sonny Gray, particularly if Colorado places runners on base ahead of him.
Rumfield has added double-digit home-run production and singled to begin Monday's winning rally. His left-handed power creates another challenge against Gray's breaking pitches.
Freeman, McCarthy, Willi Castro, Mickey Moniak, Edouard Julien, Ezequiel Tovar, Cole Carrigg, and Kyle Karros form the remaining core of Colorado's available lineup.
The Rockies are playing without outfielders Brenton Doyle and Jordan Beck. Their absences reduce Colorado's defensive range and remove two potential sources of extra-base production.
Colorado's greatest weakness remains its pitching staff. The Rockies carry a 5.48 team ERA and 1.51 WHIP while allowing opponents to bat approximately .285.
The bullpen owns an ERA above five and ranks near the bottom of MLB. Colorado received two scoreless innings from Victor Vodnik Monday, but the full relief group has struggled to protect leads and prevent extended innings.
Starting Pitchers and Pitching Matchup
The Red Sox will start right-hander Sonny Gray, who enters at 8-1 with a 3.12 ERA, 1.18 WHIP, and 55 strikeouts across 69.1 innings.
Gray has allowed 65 hits, 17 walks, and eight home runs. His command and ability to limit free baserunners have helped him remain effective despite producing fewer strikeouts than during several earlier seasons.
The veteran has recorded four consecutive quality starts and six across his last seven appearances. That consistency gives Boston a clear starting-pitching advantage Tuesday.
Gray completed seven innings during his latest appearance against Toronto. He recorded four strikeouts and again provided Boston with enough length to avoid exposing the middle of its bullpen too early.
He has gone 4-0 with an ERA below three over his last several starts. Gray has generally kept Boston competitive even when the lineup has failed to provide substantial run support.
His pitch mix remains difficult for both right-handed and left-handed hitters. Gray can use his fastball to work ahead before finishing plate appearances with his curveball, sweeper, or cutter.
Coors Field creates a distinctive challenge because breaking pitches can lose some movement at altitude. Gray's experience and ability to adjust his approach should help him avoid relying entirely on one secondary offering.
The current Colorado roster has only limited experience against Gray. Rockies hitters have produced two hits across 18 official at-bats while striking out seven times.
Willi Castro is 0-for-10 with five strikeouts in the matchup. Freeman is 1-for-3, while Julien and Tovar are both hitless in limited plate appearances.
Those samples are too small to determine the game by themselves. The broader evidence remains more important: Gray has consistently limited baserunners, while Colorado's available lineup contains several aggressive hitters.
Gray should also benefit from pitching with a likely early lead. Boston faces an inexperienced starter backed by a vulnerable bullpen, giving the Red Sox a realistic opportunity to provide more run support than usual.
The primary concern comes after Gray exits. Boston's bullpen allowed eight consecutive hits over the final two innings Monday, with Whitlock and Chapman both experiencing serious trouble.
Gray can reduce that risk by completing six or seven innings. His recent workload suggests Boston will allow him to work deep if he remains efficient.
The Rockies will counter with left-hander Sean Sullivan, who enters at 0-1 with a 10.29 ERA, 1.86 WHIP, and four strikeouts across seven major-league innings.
Sullivan is making his third career start and his first at Coors Field. He made his MLB debut June 12 after being selected by Colorado during the second round of the 2023 draft.
The rookie opened his career with three scoreless innings against the Athletics. Sullivan demonstrated command and limited hard contact before leaving the game to Colorado's bullpen.
His second start produced a dramatically different result. Sullivan allowed eight earned runs on nine hits and two walks across four innings against the Chicago Cubs.
Chicago scored seven runs during the second inning. Sullivan remained in the game and completed four innings, but the damage demonstrated how quickly contact and baserunners can become unmanageable.
Sullivan recorded only two strikeouts in each of his first two appearances. His four total strikeouts across seven innings indicate that he has not yet produced enough swing-and-miss ability to escape difficult situations.
He also entered the majors after posting an ERA above five at Triple-A Albuquerque. The Pacific Coast League creates a difficult pitching environment, but Sullivan did not arrive with dominant minor-league results.
The Boston matchup is particularly challenging because several important Red Sox hitters bat from the right side. Contreras, Rafaela, Durbin, Monasterio, and Wong should all receive the platoon advantage.
The Red Sox can also create problems through their left-handed hitters. Duran, Abreu, Yoshida, and Mayer can force Sullivan to throw strikes rather than automatically chasing pitches outside the zone.
Sullivan's workload remains uncertain. He threw three innings during his debut and four during his second start, suggesting Colorado may again ask its bullpen to record at least 15 outs.
That structure gives Boston scoring opportunities beyond the opening matchup. Even if Sullivan controls the first several innings, the Red Sox should receive multiple plate appearances against a bullpen carrying an ERA above five.
Game Thesis: Boston does not possess the elite offense described in the original article, but the starting-pitching disparity remains substantial. Gray has delivered four consecutive quality starts, while Sullivan has allowed eight runs in seven major-league innings and is unlikely to work deep. Colorado's stronger-than-advertised offense and Boston's bullpen problems create upset risk, but the Red Sox should score enough against Sullivan and the Rockies bullpen to win by multiple runs. Gray's recent consistency and Boston's low-scoring tendencies make the Under preferable to automatically backing a Coors Field shootout.
Moneyline Pick: Boston Red Sox (-150)
Boston is the preferred moneyline side because Gray provides the most dependable component of the matchup. The Red Sox have struggled overall, but they receive a significant starting-pitching advantage Tuesday.
Gray owns an 8-1 record, 3.12 ERA, and 1.18 WHIP. He has completed four consecutive quality starts and has given Boston a realistic opportunity to win nearly every time he has pitched.
Sullivan has only seven innings of major-league experience. He allowed eight earned runs during his latest start and has not worked beyond the fourth inning.
The likely bullpen exposure makes the matchup even more favorable for Boston. Colorado relievers own an ERA above five and have allowed opponents to create traffic throughout the season.
Boston's right-handed hitters should receive the platoon advantage against Sullivan. Contreras, Rafaela, Durbin, Monasterio, and Wong can pressure the rookie during his first appearance at Coors Field.
Colorado's offense prevents this from becoming an automatic selection. The Rockies have scored more runs and hit more home runs than Boston, and the altitude can punish any mistake Gray makes.
The Red Sox bullpen is another concern after Monday's collapse. Boston cannot assume a late lead is safe if Gray exits before the seventh inning.
The pitching matchup still supports the favorite. Gray should limit Colorado more effectively than Sullivan and the Rockies bullpen can control Boston.
⭐ Best Bet - Spread Pick: Boston Red Sox -1.5 (+100)
Boston -1.5 is the strongest game wager. The run line offers an even-money return while targeting the clearest structural advantage in the matchup.
Sullivan allowed eight runs and nine hits during his previous start. He now makes his first appearance at Coors Field against a lineup containing several experienced hitters with the platoon advantage.
The rookie is also unlikely to work deep. Colorado may need five or six innings from a bullpen carrying one of baseball's highest ERAs.
That gives Boston multiple opportunities to create separation. The Red Sox do not need to score all of their runs against Sullivan before he exits.
Contreras provides the strongest middle-order threat, while Rafaela, Abreu, Duran, Durbin, Yoshida, and the remaining lineup can contribute through contact and extra-base hits.
Gray provides a strong foundation for a multi-run victory. He has allowed three runs or fewer in six of his last seven starts and has repeatedly completed six or seven innings.
The greatest danger is another Boston bullpen failure. Colorado demonstrated Monday that it can generate late rallies against Whitlock, Chapman, and the remaining relievers.
The Red Sox should still begin the later innings with a larger advantage Tuesday. Scores such as 6-3, 7-4, or 6-4 give Boston the required two-run margin without requiring an extreme offensive performance.
Total Pick: Under 10.5 (+100)
The Under 10.5 is preferable to the original Over recommendation. Coors Field increases scoring, but the current total already accounts for the venue and Sullivan's poor results.
Gray has delivered four consecutive quality starts and six across his last seven appearances. Colorado may score several runs, but the veteran has not regularly allowed the type of damage required to produce a true Coors Field shootout.
Boston's offense has also been much weaker than the original statistics suggested. The Red Sox have scored 296 runs and average fewer than four per game.
They have scored only 17 runs during their last five contests. Boston has also played to the Under in a majority of its recent games.
Sullivan is the strongest threat to the wager. He allowed eight runs during his second start and now pitches in baseball's most demanding environment for the first time.
Colorado's bullpen adds further risk. If Sullivan exits during the third or fourth inning, Boston could reach six or seven runs before the final innings.
The Rockies can also contribute against Boston's relievers. Monday's ninth inning demonstrated that Colorado can build a rally without relying on home runs.
The 10.5-run line still creates substantial room. Boston can win 6-3, 6-4, 5-3, or 7-3 without pushing the game Over.
A large early Boston inning would place the Under in danger, but Gray's run prevention and the Red Sox's season-long offensive limitations support a final total of 10 or fewer runs.
Top Player Prop Picks
Sonny Gray Over 4.5 Strikeouts (-140) Gray has recorded 55 strikeouts across 69.1 innings, producing approximately 7.1 strikeouts per nine innings.
He needs five strikeouts to clear the listed total. Gray has remained capable of reaching that number without relying on an unusually long appearance.
The current Colorado roster has struck out seven times across 21 career plate appearances against Gray. The sample is small, but it demonstrates that several Rockies have struggled to recognize his secondary pitches.
Castro is 0-for-10 with five strikeouts against Gray. Tovar and Julien are also hitless in limited opportunities.
Gray's recent workload creates enough opportunities. He has completed at least six innings in four consecutive starts and six of his last seven.
The altitude can reduce the movement on his breaking pitches, but Gray can adjust through his cutter and fastball command. Six or seven innings should provide enough plate appearances to record five strikeouts.
Sean Sullivan Under 3.5 Strikeouts (-128) Sullivan has recorded only four strikeouts across his first seven major-league innings. He finished with two during each of his first two starts.
The rookie has not worked beyond four innings. He completed three frames during his debut before lasting four against Chicago.
That limited workload is the central reason to back the Under. Sullivan may face only 15 to 20 hitters before Colorado turns to its bullpen.
Boston does strike out frequently, but several important hitters receive the platoon advantage. Contreras, Rafaela, Durbin, Monasterio, and Wong can make Sullivan work from less favorable counts.
Sullivan also needs to improve his contact management after allowing nine hits during his latest appearance. Frequent baserunners can increase his pitch count and produce another early exit.
Four strikeouts would defeat the wager, but Sullivan has not yet demonstrated either the workload or swing-and-miss production required to reach that number consistently.
Ceddanne Rafaela Over 1.5 Total Bases (+160) Rafaela enters batting approximately .281 with a .441 slugging percentage and averages more than 1.5 total bases per game.
The right-handed hitter receives the platoon advantage against Sullivan. Rafaela has produced a weighted on-base average close to .390 against left-handed pitching.
He has also generated a hard-hit rate above 42% and a fly-ball rate above 40% against southpaws. Those batted-ball characteristics receive an additional boost at Coors Field.
Rafaela should bat near the top half of Boston's order and receive four or five plate appearances. Sullivan's expected short outing also gives him opportunities against Colorado's struggling bullpen.
A double, triple, or home run would immediately clear the line. Rafaela can also cash the prop through two singles.
His recent contact quality has been inconsistent, which explains the generous plus-money price. The platoon advantage, park environment, and Colorado pitching structure make the upside worth accepting.
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