Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Scam?) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Chelsea FC O/U 0.5 | 100% |
| Tottenham Hotspur O/U 0.5 | 100% |
| Tottenham Hotspur O/U 1.5 | 100% |
| Chelsea FC 1st Half O/U 0.5 | 100% |
| Tottenham Hotspur 1st Half O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Tottenham Hotspur 2nd Half O/U 0.5 | 100% |
| Chelsea FC (-1.5) | 0% |
| Tottenham Hotspur (-1.5) | 0% |
| Chelsea FC (-2.5) | 0% |
| Tottenham Hotspur (-2.5) | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Chelsea FC O/U 1.5 | 0% |
| Chelsea FC O/U 2.5 | 0% |
| Tottenham Hotspur O/U 2.5 | 0% |
| Chelsea FC 1st Half O/U 1.5 | 0% |
| Tottenham Hotspur 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Chelsea FC 2nd Half O/U 0.5 | 0% |
| Chelsea FC 2nd Half O/U 1.5 | 0% |
| Tottenham Hotspur 2nd Half O/U 1.5 | 0% |
Market context
Chelsea and Tottenham are due to play a club friendly in Sydney, and Polymarket is currently pricing the “More markets” contract at **0% YES**, which means the market is trading as if no qualifying sub-market outcome has been confirmed yet. On Polymarket, holders of the yes/no positions are backed by USDC on Polygon, with settlement determined by the contract’s conditional-token rules rather than by any abstract read on the football itself.
For traders, the comparison point is not just the friendly label but the rivalry’s recent behaviour: Chelsea have tended to control this fixture, winning the last six meetings cited in pre-match coverage before the Sydney game, including a 2-1 league win in May and a 1-0 away league win at Tottenham’s ground. Historical head-to-head numbers also lean Chelsea’s way, with official club material listing 38 Premier League wins for Chelsea against Tottenham’s 8 across 67 league meetings, while broader rivalry records show Chelsea ahead overall. That kind of long-run edge matters less in a pre-season context, but it explains why a zero-priced “more markets” contract can persist until an eligible market is explicitly added or triggered by the result feed.
The main catalysts now are administrative, not tactical: team-sheet announcements, whether the friendly reaches full-time cleanly, and whether any linked match markets or settlement definitions are posted before the window closes. Match coverage from Yahoo and the clubs’ own previews frame this as a summer evaluation game for new managers and squad integration, so late changes to line-ups or the match status are the obvious dependency to watch; the fixture was also listed by live score services and the Sydney Super Cup venue as kicking off at 09:45 UTC.
Methodology
We track Chelsea FC vs. Tottenham Hotspur - More Markets across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Scam? trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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