Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative UK) Pick polygram.ink (preferred broker) |
53% | 47% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
53% | 47% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Kelsey Mitchell: Assists O/U 2.5 | 53% |
| O/U 192.5 | 52% |
| Spread -2.5 | 52% |
| Kelsey Mitchell: Points O/U 24.5 | 49% |
| Breanna Stewart: Points O/U 21.5 | 48% |
| Spread -3.5 | 47% |
| Caitlin Clark: Points O/U 22.5 | 47% |
| New York Liberty vs. Indiana Fever | 45% |
| Caitlin Clark: Points O/U 21.5 | 45% |
| Sabrina Ionescu: Points O/U 17.5 | 45% |
| Aliyah Boston: Rebounds O/U 8.5 | 45% |
| Spread -4.5 | 44% |
| Caitlin Clark: Assists O/U 9.5 | 43% |
| Breanna Stewart: Points O/U 22.5 | 40% |
| Aliyah Boston: Points O/U 16.5 | 40% |
| Aliyah Boston: Assists O/U 2.5 | 40% |
| Jonquel Jones: Points O/U 14.5 | 36% |
| Caitlin Clark: Assists O/U 8.5 | 33% |
| Jonquel Jones: Rebounds O/U 8.5 | 33% |
| Kelsey Mitchell: Points O/U 25.5 | 29% |
| Jonquel Jones: Assists O/U 3.5 | 26% |
| Jonquel Jones: Rebounds O/U 9.5 | 24% |
| Sabrina Ionescu: Rebounds O/U 4.5 | 23% |
| Sabrina Ionescu: Assists O/U 5.5 | 23% |
| Breanna Stewart: Rebounds O/U 8.5 | 22% |
| Caitlin Clark: Rebounds O/U 4.5 | 22% |
| Aliyah Boston: Assists O/U 3.5 | 22% |
| Breanna Stewart: Assists O/U 3.5 | 21% |
Market context
The New York Liberty face the Indiana Fever on 11 August 2026 in a WNBA regular-season matchup scheduled for 19:30 ET. The 45% implied probability assigned to a Liberty victory across most platforms reflects a competitive fixture, though the spread varies meaningfully between venues. Polymarket's decimal-odds interface (approximately 2.22 for a Liberty win) presents the same underlying probability as Kalshi's 45% display, yet traders accustomed to traditional sportsbooks may find Betfair's lay-betting mechanics and Smarkets' commission structure (typically 2–5%) alter the effective cost of position-taking. KYC requirements differ sharply: Kalshi enforces full US residency verification, whilst Polymarket's international reach and Smarkets' EU-focused approach create geographic arbitrage opportunities for cross-platform hedging.
Historical context suggests the Liberty's recent form carries substantial weight. New York finished the 2024 season as the second seed with a 32–8 record and reached the Finals, establishing them as consistent contenders. Indiana, conversely, has struggled to maintain playoff positioning in recent campaigns, though the Fever roster underwent significant changes heading into 2026. Head-to-head records between these franchises over the past three seasons show the Liberty winning approximately 60% of matchups, which sits notably higher than the current 45% market probability—a discrepancy worth examining for value.
Traders should monitor injury reports through 10 August, particularly regarding key rotation players on both sides. Fixture congestion in the WNBA's August schedule occasionally triggers rest decisions that shift game dynamics. Recent reporting from ESPN and The Athletic has highlighted roster depth concerns for Indiana, a factor that may not yet be fully priced into platforms with lower trading volumes. Settlement occurs immediately post-game; postponement rules keep markets open, whilst cancellation without rescheduling triggers a 50–50 split resolution.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $86K.
Methodology
This page compares New York Liberty vs. Indiana Fever specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi Alternative UK, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.
Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.
UK Frequently Asked Questions
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- Polymarket vs Betfair Exchange: which is better for UK prediction trading?
- Betfair Exchange offers UKGC regulation, GBP settlement, and potentially tax-free winnings — but focuses on sports and politics only. Polymarket has deeper liquidity, 0% platform fee, global event coverage, and crypto/geopolitical markets Betfair doesn't offer. For UK traders: Betfair for regulated GBP sports markets; Polymarket for broader, global prediction events.
- Is Kalshi available in the UK?
- Kalshi is a US CFTC-regulated prediction exchange. UK residents can create accounts but must use USD and US payment methods. Kalshi's product range overlaps with Polymarket but with lower liquidity on most contracts. For UK traders, Polymarket typically offers better prices due to higher global volume.
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