Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
70% | 30% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
70% | 30% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 70% |
| O/U 6.5 | 65% |
| Spread -1.5 | 60% |
| 1st 5 Innings O/U 3.5 | 57% |
| O/U 7.5 | 54% |
| 1st 5 Innings Spread -1.5 | 52% |
| Spread -2.5 | 47% |
| NRFI | 46% |
| O/U 8.5 | 45% |
| 1st 5 Innings O/U 4.5 | 43% |
| 1st 5 Innings O/U 5.5 | 30% |
| Colorado Rockies vs. Milwaukee Brewers | 25% |
| 1st 5 Innings O/U 6.5 | 20% |
| Spread -1.5 | 16% |
| 1st 5 Innings Spread -1.5 | 11% |
| Spread -2.5 | 11% |
| Extra Innings | 8% |
Market context
Milwaukee Brewers versus Colorado Rockies is trading at about **25% YES** on Polymarket, which means the market is giving the Rockies roughly a one-in-four chance to win the game on USDC-settled, Polygon-based conditional tokens. That pricing is well below a coin-flip and broadly reflects a strong Brewers lean, with the market effectively paying for an upset rather than a neutral matchup.
That sort of discount is consistent with recent pre-game projections that have also leaned heavily towards Milwaukee. A FanDuel-republished numberFire model for the July 24 meeting between these teams projected a Brewers win at **73.3%**[1], which is in the same direction as the current contract but slightly less extreme than a 25% Rockies price. For Polymarket users, the important point is that the on-chain contract resolves on the official final result, so the relevant question is not run differential or market narrative, but who is credited with the win after nine innings, extra innings, or any resumption if the game is delayed.
Traders should watch for the final line-up confirmations, any weather-related postponement risk, and whether the game is completed as scheduled, because a cancellation with no make-up would force a 50-50 outcome under the market rules. Late scratches, bullpen usage, and any change to the scheduled first pitch can matter more here than broad seasonal strength, especially because the Rockies’ live probability has to overcome a market that is already positioned for Milwaukee.
Sources: 1
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $221K.
Methodology
This page reviews Colorado Rockies vs. Milwaukee Brewers across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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