Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
77% | 23% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
77% | 23% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See 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 | 77% |
| 1st 5 Innings O/U 3.5 | 68% |
| 1st 5 Innings O/U 6.5 | 62% |
| 1st 5 Innings O/U 5.5 | 59% |
| O/U 6.5 | 56% |
| 1st 5 Innings Spread -1.5 | 50% |
| Extra Innings | 50% |
| NRFI | 48% |
| O/U 7.5 | 46% |
| Colorado Rockies vs. San Francisco Giants | 44% |
| 1st 5 Innings Spread -1.5 | 44% |
| Spread -1.5 | 37% |
| O/U 8.5 | 37% |
| 1st 5 Innings O/U 4.5 | 35% |
| Spread -1.5 | 31% |
| Spread -2.5 | 26% |
| Spread -2.5 | 21% |
Market context
The Colorado Rockies host the San Francisco Giants on 14 August at 10:15 PM ET in a regular-season matchup at Coors Field. The 45% implied probability for a Rockies victory reflects a slight lean towards the visiting Giants, despite Colorado's home-field advantage at altitude. Both clubs have occupied mid-table positions in the National League West throughout the season, making this fixture a competitive encounter between teams with overlapping win-loss records and similar offensive capabilities.
Historical context suggests that home teams at Coors Field have maintained a measurable advantage in August fixtures, though the Giants' recent form and pitching depth have occasionally neutralised that edge. Over the past three seasons, matchups between these divisional rivals have split fairly evenly when played in Denver, with neither side establishing pronounced dominance. The current 45% probability sits close to the baseline expectation for a neutral-strength visitor, indicating the market has priced in Colorado's home advantage but acknowledged San Francisco's competitive standing.
Traders should monitor roster updates and pitching assignments in the days preceding the game. The Giants' starting rotation health and any late-inning bullpen availability could shift the probability meaningfully, particularly given Coors Field's reputation for inflating offensive output. Weather conditions at game time—temperature and wind direction—carry outsized significance at this venue. Any announcement of key player absences or last-minute managerial adjustments closer to first pitch should prompt reassessment of the current implied probability, as both clubs' depth charts remain fluid through mid-August.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $206K.
Methodology
Sports-specific comparison page for Colorado Rockies vs. San Francisco Giants. 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
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- 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.
- 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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