Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative UK) Pick polygram.ink (preferred broker) |
54% | 46% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
54% | 46% | 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 |
|---|---|
| Spread -4.5 | 54% |
| Kelsey Mitchell: Points O/U 21.5 | 50% |
| O/U 180.5 | 49% |
| Kelsey Mitchell: Assists O/U 2.5 | 48% |
| Spread -5.5 | 48% |
| O/U 181.5 | 47% |
| Spread -6.5 | 45% |
| O/U 182.5 | 45% |
| Aliyah Boston: Assists O/U 2.5 | 36% |
| Indiana Fever vs. Las Vegas Aces | 35% |
| Aliyah Boston: Rebounds O/U 8.5 | 35% |
| A'ja Wilson: Assists O/U 2.5 | 35% |
| Chelsea Gray: Rebounds O/U 3.5 | 35% |
| Jackie Young: Points O/U 16.5 | 34% |
| Chelsea Gray: Points O/U 11.5 | 33% |
| A'ja Wilson: Points O/U 25.5 | 32% |
| A'ja Wilson: Rebounds O/U 9.5 | 31% |
| Kelsey Mitchell: Points O/U 22.5 | 30% |
| Aliyah Boston: Points O/U 16.5 | 28% |
| Caitlin Clark: Points O/U 15.5 | 28% |
| Jackie Young: Rebounds O/U 4.5 | 28% |
| Jackie Young: Assists O/U 6.5 | 27% |
| Chelsea Gray: Assists O/U 7.5 | 27% |
| Caitlin Clark: Rebounds O/U 3.5 | 25% |
| Caitlin Clark: Assists O/U 6.5 | 25% |
Market context
The Indiana Fever vs. Las Vegas Aces prediction market currently prices this outcome at 54% YES. In the upcoming WNBA game, scheduled for July 12 at 9:00PM ET: If the Indiana Fever win, the market will resolve to "Indiana Fever". If the Las Vegas Aces win, the market will resolve to "Las Vegas Ac…
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $100K.
Methodology
This page compares Indiana Fever vs. Las Vegas Aces 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
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- 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.
- Is Betfair a Polymarket alternative?
- Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Kalshi Alternative UK offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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