The Arizona Diamondbacks and Boston Red Sox present a compelling World Series odds comparison. The Arizona Diamondbacks currently sit at +7100 (1.4%) while the Boston Red Sox are at +1920 (5.0%) — a notable gap separating the two.
Since the start of the 2026 season, the Arizona Diamondbacks have drifted from +6500 to +7100, while the Boston Red Sox have drifted from +1640 to +1920.
The market currently gives the Boston Red Sox the edge at +1920, while the Arizona Diamondbacks sit at +7100. Both teams' full odds history across all tracked sportsbooks is charted above.