The Arizona Diamondbacks and Baltimore Orioles present a compelling World Series odds comparison. The Arizona Diamondbacks currently sit at +7100 (1.4%) while the Baltimore Orioles are at +2500 (3.8%) — a razor-thin margin separating the two.
Since the start of the 2026 season, the Arizona Diamondbacks have drifted from +7100 to +7100, while the Baltimore Orioles have drifted from +2430 to +2500.
The market currently gives the Baltimore Orioles the edge at +2500, while the Arizona Diamondbacks sit at +7100. Both teams' full odds history across all tracked sportsbooks is charted above.