Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
57% | 43% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
57% | 43% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Any Player Penta Kill | 57% |
| Match Winner | 53% |
| Total Kills Over/Under 27.5 in Game 1? | 53% |
| Game 2 Winner | 52% |
| Game 1 Winner | 51% |
| First Blood in Game 2? | 51% |
| Total Kills Over/Under 27.5 in Game 2? | 51% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| First Blood in Game 1? | 50% |
| O/U 2.5 Games | 49% |
| Total Kills Over/Under 30.5 in Game 1? | 41% |
| Total Kills Over/Under 30.5 in Game 2? | 39% |
| Game Handicap: TT (-1.5) vs LGD Gaming (+1.5) | 26% |
| Any Player Penta Kill | 25% |
| Any Player Penta Kill | 25% |
Market context
LGD Gaming’s Bo3 against ThunderTalk Gaming in the LPL Group Ascend is priced almost evenly, with the market at 51% for LGD to win. That is consistent with a series that has often been competitive: recent head-to-head pages show LGD edging the matchup in several Bo3s, including a 3-2 result on 2 June 2026, while broader historical records still look balanced over time. Bo3 pricing on Polymarket is shown as an implied probability, whereas Kalshi-style event contracts are also quoted in probability terms but with exchange-specific fee treatment; Betfair and Smarkets instead present decimal-style back-and-lay prices, so the same underlying view can look different once commission is considered.
The main trading catalyst is whether the match is confirmed to start on schedule and whether the listed rosters remain intact, because a late substitution or format change can move a close line quickly. For this market, the settlement rules also matter: if the match is not played, finishes level, or is delayed by more than seven days without a winner, it resolves 50-50 rather than to either side. Polymarket’s implied-probability format makes that discontinuity more visible than Betfair or Smarkets, where traders may first translate from decimal odds after commission, and KYC access can also differ across venues depending on jurisdiction and account eligibility.
Methodology
This page compares LoL: LGD Gaming vs ThunderTalk Gaming (BO3) - LPL Group Ascend 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 Robinhood Prediction Markets, 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.
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.
- 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.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets 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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