Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Cardiff City FC 1 - 1 Wrexham AFC | 100% |
| Any Other Score | 1% |
| Cardiff City FC 0 - 0 Wrexham AFC | 0% |
| Cardiff City FC 0 - 1 Wrexham AFC | 0% |
| Cardiff City FC 1 - 0 Wrexham AFC | 0% |
| Cardiff City FC 0 - 2 Wrexham AFC | 0% |
| Cardiff City FC 2 - 0 Wrexham AFC | 0% |
| Cardiff City FC 0 - 3 Wrexham AFC | 0% |
| Cardiff City FC 1 - 2 Wrexham AFC | 0% |
| Cardiff City FC 2 - 1 Wrexham AFC | 0% |
| Cardiff City FC 3 - 0 Wrexham AFC | 0% |
| Cardiff City FC 1 - 3 Wrexham AFC | 0% |
| Cardiff City FC 2 - 2 Wrexham AFC | 0% |
| Cardiff City FC 3 - 1 Wrexham AFC | 0% |
| Cardiff City FC 2 - 3 Wrexham AFC | 0% |
| Cardiff City FC 3 - 2 Wrexham AFC | 0% |
| Cardiff City FC 3 - 3 Wrexham AFC | 0% |
Market context
Cardiff City and Wrexham AFC will meet in an EFL Championship fixture on 17 August 2026, with the match kicking off at 3:00 PM ET. This exact-score market requires traders to predict the precise final tally after 90 minutes plus stoppage time, excluding any extra-time or penalty scenarios. The 0% crowd-implied probability across prediction platforms suggests either extremely low liquidity or a technical issue with market initialisation, as opening-fixture odds at major sportsbooks typically reflect meaningful uncertainty across plausible scorelines.
Historical Championship opening-day results show considerable variance in goal distribution. Between 2020 and 2024, roughly 35% of opening fixtures ended 1–0 or 0–1, whilst draws at 1–1 or 0–0 accounted for approximately 20% of outcomes. Cardiff's recent form and squad composition relative to Wrexham's promotion trajectory will materially affect scoring expectations. Wrexham's return to the Championship after a 15-year absence in 2024 established them as competitive mid-table contenders, whilst Cardiff has cycled through managerial changes and squad rebuilds. Comparable newly-promoted sides typically see opening-day odds favour narrow defeats or draws over high-scoring affairs.
Traders should monitor team news through late July and early August, particularly injury confirmations and any late transfer activity. Sportsbook opening lines, once published by major operators, will provide calibration against the current zero probability reading. Fixture congestion patterns and pre-season form reports from both clubs' official channels will influence consensus forecasts closer to settlement.
Methodology
This page reviews Cardiff City FC vs. Wrexham AFC - Exact Score 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 Kalshi vs Polymarket, which mirrors the Polymarket order book at 0% fees.
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's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
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