Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Champions League Prediction) Pick polygram.ink (preferred broker) |
80% | 20% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
80% | 20% | 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 | 80% |
| 1st 5 Innings O/U 3.5 | 66% |
| 1st 5 Innings O/U 4.5 | 56% |
| O/U 8.5 | 55% |
| NRFI | 49% |
| Chicago White Sox vs. Boston Red Sox | 45% |
| 1st 5 Innings O/U 5.5 | 44% |
| O/U 9.5 | 44% |
| Spread -1.5 | 38% |
| O/U 10.5 | 37% |
| Spread -1.5 | 34% |
| 1st 5 Innings Spread -1.5 | 34% |
| 1st 5 Innings O/U 6.5 | 32% |
| 1st 5 Innings Spread -1.5 | 28% |
| Spread -2.5 | 28% |
| Spread -2.5 | 25% |
| Extra Innings | 9% |
Market context
The Chicago White Sox face the Boston Red Sox in a game that, on season record alone, would have drawn heavier support for Chicago than the current 45% implied chance for a White Sox win. Chicago are 47-42 overall and have been stronger at home than on the road, while Boston are 40-48 and have been less convincing away from Fenway; that split matters because Boston’s run prevention has been better than its offence, with a 3.77 ERA versus Chicago’s 4.21, yet the White Sox have the more productive bats, scoring 428 runs to Boston’s 357.[1][17][18]
Recent head-to-head form points in Boston’s favour. The Red Sox won three straight in Chicago in early July, taking the games 8-1, 5-0 and 2-1, and that sequence is the clearest comparable for reading why the market is not pricing Chicago as a major favourite despite the better season record.[2][3][4][6] Boston also arrived into that series on a useful run, winning six of their previous seven after a stretch that included four straight victories, so traders should treat short recent streaks as relevant rather than relying only on the standings.[3][4]
The main catalysts are lineup confirmation and the pitching assignment close to first pitch. ESPN’s game listing shows the matchup on August 6, with both teams carrying similar team batting averages but different power profiles, so a late change to the starter or a scratch in the middle of the order could move the number materially.[1] Chicago also announced the acquisition of Joey Bart on 3 August, which is worth watching for any immediate catching or line-up usage implications, while Boston’s recent form suggests the market may react quickly if its attack is reported as full strength again.[19][1]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $79K.
Methodology
Football-specific comparison page for Chicago White Sox vs. Boston Red Sox. 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 (US-focused) or Manifold (play-money).
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.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- 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.
- 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.
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