Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
82% | 18% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
82% | 18% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Indiana Fever vs. Toronto Tempo | 82% |
| Aliyah Boston: Rebounds O/U 8.5 | 61% |
| Makayla Timpson: Points O/U 6.5 | 56% |
| Spread -9.5 | 54% |
| Caitlin Clark: Points O/U 24.5 | 50% |
| Spread -10.5 | 50% |
| Marina Mabrey: Points O/U 20.5 | 49% |
| O/U 190.5 | 49% |
| Kelsey Mitchell: Points O/U 25.5 | 48% |
| O/U 191.5 | 48% |
| Makayla Timpson: Rebounds O/U 5.5 | 44% |
| O/U 192.5 | 44% |
| Kiki Rice: Points O/U 12.5 | 44% |
| Marina Mabrey: Points O/U 19.5 | 44% |
| O/U 193.5 | 42% |
| Aneesah Morrow: Rebounds O/U 6.5 | 38% |
| Makayla Timpson: Points O/U 7.5 | 36% |
| Marina Mabrey: Assists O/U 4.5 | 35% |
| Marina Mabrey: Rebounds O/U 3.5 | 33% |
| Aneesah Morrow: Rebounds O/U 7.5 | 31% |
| Caitlin Clark: Assists O/U 9.5 | 30% |
| Kiki Rice: Assists O/U 4.5 | 28% |
| Aliyah Boston: Points O/U 16.5 | 27% |
| Kiki Rice: Rebounds O/U 4.5 | 24% |
| Aliyah Boston: Rebounds O/U 9.5 | 24% |
| Caitlin Clark: Assists O/U 10.5 | 23% |
| Kiki Rice: Assists O/U 5.5 | 23% |
| Caitlin Clark: Rebounds O/U 4.5 | 21% |
| Kiki Rice: Rebounds O/U 5.5 | 21% |
| Aliyah Boston: Assists O/U 3.5 | 20% |
Market context
The Indiana Fever face the Toronto Tempo on 18 August at 7:00 PM ET in a regular-season WNBA matchup. Polymarket currently prices Indiana's victory at 82 per cent, reflecting a substantial favourite position. Settlement occurs at 23:00 UTC on the scheduled date, with the final score—including any overtime—determining the outcome. Should postponement occur, the market remains open until completion; cancellation without rescheduling triggers a 50-50 split of USDC collateral across conditional tokens on Polygon.
Indiana enters the 2026 season as a franchise in transition following their 2024 playoff run, whilst Toronto's inaugural Tempo roster carries the unpredictability typical of expansion teams. Historical WNBA matchups between established and new franchises show wide variance in outcomes, though established teams win roughly 65–70 per cent of such contests. The 82 per cent probability suggests traders are pricing in Indiana's roster continuity and experience advantage, though the gap reflects genuine uncertainty about Toronto's competitive level rather than certainty about Indiana's performance.
Key variables for traders include injury reports released in the 48 hours before tip-off—particularly any late withdrawals affecting backcourt depth—and weather conditions that might influence travel logistics for the eastern-conference fixture. Recent WNBA scheduling has seen minimal postponements in August, though heat advisories in Indiana occasionally trigger venue adjustments. Monitor official league communications and team social media for roster updates through 17 August, as conditional token pricing on Polygon typically tightens as settlement approaches and new information crystallises.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $73K.
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
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Indiana Fever vs. Toronto Tempo on PolyGram
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