May 20, 2026
Braves vs. Marlins prediction: Why Atlanta is favored to win Wednesday's MLB matchup [5/20/2026]
Read Article Red Sox vs. Royals prediction: Kansas City favored to win Wednesday's MLB matchup [5/20/2026]
Updated: | First published:
Written by Jason Bevilacqua, Head of Content and Communities
Get Boston Red Sox vs Kansas City Royals predictions for MLB Wednesday.
The Kansas City Royals will take on the Boston Red Sox, in what is expected to be a close MLB game, at Kauffman Stadium on Wednesday, starting at 7:40 PM ET.
Michael Wacha (4-2, 2.83 ERA) will start for the Royals, up against Connelly Early (3-2, 3.21 ERA) for the Red Sox.
Based on the latest simulation results, Dimers' proven MLB model gives the Royals a slight edge with a 51% win probability over the Red Sox.
This article offers further insights into Wednesday's Red Sox vs. Royals matchup, including best bets and picks.
Red Sox vs. Royals prediction: Who will win?
Using trusted machine learning and data, we have simulated the outcome of Wednesday's MLB game between the Red Sox and Royals, forming part of our MLB predictions coverage.
Our leading predictive model gives the Royals a 51% chance of beating the Red Sox.
According to our model, the 7.5-run over/under has a 56% chance of going over.
Red Sox vs. Royals odds [5/20/2026]
We have sourced the best MLB odds in America for this game, which are listed here:
| Bet Type | Red Sox | Royals |
|---|---|---|
| Moneyline | -102 | -114 |
| Total | o7.5 (-111) | u7.5 (-108) |
All odds are correct at the time of publication and are subject to change.
Red Sox vs. Royals picks and best bet
After matching our probabilities against the best available odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:
| Bet Type | Pick | Bet Now |
|---|---|---|
| Moneyline | Red Sox | -102 |
| Total | Over 7.5 | -111 |
According to our MLB best bets, the top play to make on this game is Over 7.5 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Red Sox vs. Royals game-day updates and essential details
Wednesday's MLB game between the Royals and Red Sox at Kauffman Stadium is scheduled to commence at 7:40 PM ET.
- Who: Boston Red Sox vs. Kansas City Royals
- Date: Wednesday, May 20, 2026
- Time: 7:40 PM ET/4:40PM PT
- Venue: Kauffman Stadium
Conclusion
We predict the Royals, with a 51% win probability, will likely beat the Red Sox in Wednesday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
Continue reading with Dimers Pro
Join now to unlock this article and get full access to our predictions and betting tools. Cancel anytime.
$0 for 3 days
then $14.99/week
Already a Pro member? Log in
New here? See everything Pro includes
Jason Bevilacqua, an expert in MLB, NHL, NBA, MLS, and NFL, delivers game previews, best bets, and props. Since 2020, as Head of Social and Community at Dimers, he has contributed insightful articles utilizing data-driven models and simulations.
Advertiser disclosure
