Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
86% | 14% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
86% | 14% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 86% |
| 1st 5 Innings O/U 3.5 | 76% |
| 1st 5 Innings O/U 4.5 | 64% |
| Tampa Bay Rays vs. Colorado Rockies | 62% |
| NRFI | 56% |
| O/U 10.5 | 56% |
| 1st 5 Innings O/U 5.5 | 52% |
| Spread -1.5 | 50% |
| O/U 11.5 | 47% |
| 1st 5 Innings O/U 6.5 | 42% |
| Spread -2.5 | 40% |
| O/U 12.5 | 40% |
| 1st 5 Innings Spread -1.5 | 36% |
| 1st 5 Innings Spread -1.5 | 27% |
| Spread -1.5 | 26% |
| Spread -2.5 | 18% |
| Extra Innings | 7% |
Market context
The Tampa Bay Rays meet the Colorado Rockies in Denver, with Tampa Bay having already beaten Colorado 13-9 on Monday night and carrying the stronger overall profile into the rematch. ESPN’s live page shows the Rays at 18-12 and 10-8 away, while the Rockies are 14-17 at home, which helps explain why the crowd is pricing the Rays as a clear favourite at 62% implied probability.[7]
That price is broadly in line with the season-long gap between the clubs. Tampa Bay’s run prevention has been far sturdier, with a team ERA of 4.08 against Colorado’s 4.12 in ESPN’s snapshot, but the bigger separation is in personnel quality and form: Bleacher Report listed the Rays as 65-45 and 7-3 over their previous ten, while the Rockies were 44-67 and 4-6.[5] The same matchup data also showed Tampa Bay leading the season series edge and carrying the better recent record in head-to-head meetings.[12]
The main catalysts to watch are the starting pitchers, late injury news and any lineup rest after Monday’s high-scoring game. Yahoo’s preview had Ian Seymour opposed by Michael Lorenzen, with Lorenzen’s 6.54 ERA and 1.81 WHIP standing out as a potential pressure point for Colorado if he is still the listed starter.[8] ESPN’s game page also flags Gavin Lux on the injured list for Colorado, which matters because the Rockies have been leaning on a thinner offensive core while trying to keep pace at home.[7]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $127K.
Methodology
Sports-specific comparison page for Tampa Bay Rays vs. Colorado Rockies. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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