Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) Pick polygram.ink (preferred broker) |
79% | 21% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
79% | 21% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 79% |
| 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 | 38% |
| 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 | 8% |
Market context
The Chicago White Sox and Boston Red Sox meet in an August regular-season game, with the market pricing the White Sox at 45% despite Boston having been the better side in the recent head-to-head. Boston swept Chicago in their July series, winning 5-0, 8-1 and 2-1, and the Red Sox entered that stretch on a run of wins in 10 of 12, while the White Sox had dropped six of eight[2][3][5][6]. That recent form makes a sub-50% price on Chicago understandable, even if the gap is not large enough to imply a clear favourite.
For a payments-led market, the main driver of depth is not the baseball itself but how easily traders can get capital in and out. Markets like this tend to thicken when deposit rails are low-friction and familiar, because small position sizes can be opened quickly and topped up around line-up news; by contrast, withdrawal friction or slow settlement via bank rails can suppress repeat flow. Where Klarna-style pay-later funding, SEPA transfers, and USDC off-ramps are available, the practical effect is often tighter spreads and more responsive pricing, especially into same-day sports events.
The catalysts to watch are the confirmed line-ups, starting pitchers, and any weather or schedule change that could delay first pitch or trigger a postponement. ESPN’s current listing shows the game scheduled for 6 August, which is a reminder to check whether the market’s stated 4 August timing reflects a different listing or a later reschedule, because settlement follows the actual completed game rather than the posted calendar entry[1]. If the game is moved, suspended, or cancelled, the outcome rules matter more than the scoreboard momentum, since a no-contest or tie would resolve 50-50 under the market terms.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $91K.
Methodology
This page compares Chicago White Sox vs. Boston Red Sox with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.
Resolution & payout
Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).
FAQ
- How does Klarna deposit work on Polymarket Klarna UK?
- You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.
- Which payment methods are supported?
- Klarna (Pay Now / Pay Later), SOFORT, SEPA bank transfer, credit card (Visa/Mastercard), Apple Pay, Google Pay, and direct USDC deposit on Polygon. Availability depends on your jurisdiction.
- Can I deposit with a credit card?
- Yes, Visa and Mastercard. Credit card deposits carry a ~2.5% acquirer surcharge (standard for card payments). Apple Pay and Google Pay run on the same card rails — same surcharge.
- How do withdrawals work?
- Identical methods in reverse. SEPA withdrawal: T+1 (standard) or under 10 seconds (SEPA Instant). Klarna withdrawals process via bank-account refund. USDC withdrawal to external wallet: Polygon gas cost (typically $0.01).
- Are payment details protected?
- Yes. Card and bank details are never stored by Polymarket Klarna UK — they pass directly through PCI-DSS compliant payment service providers (Adyen, Stripe). Polymarket Klarna UK retains only transaction IDs and Klarna reference numbers for reconciliation.
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