Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
71% | 29% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
71% | 29% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 71% |
| 1st 5 Innings O/U 3.5 | 63% |
| 1st 5 Innings O/U 4.5 | 59% |
| 1st 5 Innings O/U 5.5 | 55% |
| 1st 5 Innings O/U 6.5 | 53% |
| Milwaukee Brewers vs. San Diego Padres | 51% |
| 1st 5 Innings Spread -1.5 | 50% |
| 1st 5 Innings Spread -1.5 | 50% |
| Extra Innings | 48% |
| O/U 6.5 | 46% |
| Spread -1.5 | 37% |
| O/U 7.5 | 35% |
| Spread -1.5 | 28% |
| O/U 8.5 | 28% |
| Spread -2.5 | 26% |
| Spread -2.5 | 19% |
| NRFI | 0% |
| O/U 5.5 | 0% |
Market context
The Milwaukee Brewers and San Diego Padres meet in the second game of their August series, with the crowd pricing Milwaukee at **51%** to win. That sits close to a true coin flip and is broadly in line with sportsbook pricing that has the Brewers around **-120** on the moneyline, implying a modest edge rather than a strong favourite[4][7][14]. The market is therefore not calling a clear mismatch; it is reacting to a contest between two winning clubs, with recent form and venue likely doing most of the work in the price.
Recent results give the Padres some support on the current side of the number. San Diego beat Milwaukee **3-2** on Monday, with Jackson Merrill’s seventh-inning home run deciding it and Mason Miller finishing for his 30th save; ESPN noted the Padres have won **13 of their last 17**[1]. That sits alongside a broader head-to-head picture that has been mixed, with TeamRankings showing San Diego **9-5** in the last 14 meetings across the past three seasons, even though Milwaukee took the earlier May series game **7-1** and has also beaten the Padres in recent matchups[8][15][20]. In other words, the historical read does not strongly override the near-even market implied here.
For traders, the main catalysts are line-up and pitching updates rather than longer-term team quality. The market should stay sensitive to confirmed starters, bullpen availability, and any late scratches, especially after a one-run game that can influence reliever usage on consecutive nights; local coverage framed Monday’s result around Milwaukee’s thin bullpen and thinner offence[2]. Broader form also matters: Fox Sports’ recent preview had both clubs playing above .500 over their last ten, with San Diego at **7-3** and Milwaukee also **7-3**, which helps explain why analyst-style previews do not diverge sharply from the contract’s mid-50s pricing[12].
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $243K.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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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