MLB· Season 2021
Match Summary
Boston Red Sox defeated Seattle Mariners 6:5. The match was played in MLB 2021. League standings: Boston Red Sox #5, Seattle Mariners #7.
Rivalry since 2017
Boston Red Sox vs Seattle Mariners Head to Head Results· 50
Boston Red Sox and Seattle Mariners have met 50 times — Boston Red Sox won 30, Seattle Mariners won 20, with 0 draws. Their rivalry dates back to 2017. Boston Red Sox leads the head-to-head with 30 victories from 50 meetings. A combined 501 goals have been scored across these fixtures, averaging 10.02 per match (279 for the home side, 222 for the visitors). Both teams scored in 43 matches (86%). Over 2.5 goals landed in 46 games (92%), making it a fixture that tends to produce goals. The highest-scoring encounter finished 14–10 in 2018.
Statistics are for informational purposes only. Past performance does not guarantee future results.
API data: 10 May 2026