MLB Sims

Red Sox @ Royals

2026-05-19

Kauffman Stadium · park factor 1.02 · first pitch 2026-05-19T23:40:00Z

Win probability

BOS
36.0%
KC
50.2%
Extras needed
13.8%

Expected runs

BOS expected
4.15
KC expected
4.68
Total expected
8.83
Total — 10/median/90
5 / 9 / 13

Most likely final scores

Score (BOS–KC)Probability
4 – 43.78%
3 – 53.61%
3 – 43.52%
4 – 53.44%
3 – 33.15%
4 – 62.94%
5 – 42.82%
4 – 32.80%

Over / under

LineOverUnder
10.5 26.5% 73.5%
6.5 77.9% 22.1%
7.5 66.0% 34.0%
8.5 51.6% 48.4%
9.5 38.6% 61.4%
These numbers come from 10,000 Poisson simulations using season-to-date team strengths. No starting pitcher, lineup, or weather adjustment is applied (yet). Full methodology →