Texas Rangers vs. Arizona Diamondbacks odds: Kalshi vs Polymarket
Fri, Sep 11, 2026, 9:40 PM ET · MLB games · $214 traded in 24h across both venues.
Arizona Diamondbacks: Kalshi 50¢ vs Polymarket 53¢, -3.5 pp
Mid prices. A price is the market's probability: 50¢ means 50%. The gap is Kalshi minus Polymarket in percentage points.
Two separate exchanges, two accounts. Links may carry a referral code, which never changes what is shown. Disclosures.
-6.25¢ per $1, after fees
Buy Texas Rangers @ Polymarket 51¢, Arizona Diamondbacks @ Kalshi 52¢
All outcomes
| Outcome | Kalshi bid / ask | Polymarket bid / ask | Gap |
|---|---|---|---|
| Texas Rangers | 41¢ / 53¢ | 43¢ / 51¢ | 0.0 pp |
| Arizona Diamondbacks | 47¢ / 52¢ | 49¢ / 57¢ | -3.5 pp |
Price history, last 3 days
How this is matched
Games are matched across the two exchanges by league, team codes and date. Polymarket prices come from its live order book, Kalshi from its public API. Refreshed every 45 seconds.
What this is not
Read-only. Nothing here places or routes orders and nothing is advice. Fees, slippage and the time it takes to move money between venues are not in these numbers.