Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Match Winner | 100% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 1% |
Market context
HANJIN BRION faces Gen.G in a single-game KeSPA Cup Group Stage clash scheduled for 5:00 AM ET on 21 July, with Gen.G heavily favoured to win. Leading bookmakers assign Gen.G average odds of 1.055, implying a 94.8% win probability, while BRION sits at 7.5 odds (roughly 13.3% implied) [1]. This 86% YES crowd-implied probability on the prediction market reflects a notable divergence from traditional sportsbooks, which price Gen.G even closer to certainty.
Historically, top-tier Korean teams like Gen.G dominate lower-ranked opponents in BO1 Group Stage fixtures, with win rates exceeding 90% in comparable KeSPA Cup matches over the past two seasons. The 86% implied probability here is slightly conservative compared to bookmaker consensus, suggesting prediction market traders may be pricing in a higher risk of early-game variance or roster instability than traditional odds do. Such gaps often emerge when platforms like Polymarket (decimal odds, no KYC) contrast with Kalshi or Betfair (KYC-heavy, fee structures vary), as liquidity and user base composition shift pricing dynamics.
Traders should monitor pre-match announcements for roster changes or schedule delays, as any cancellation or 7-day delay triggers a 50-50 settlement. Recent LoL news highlights Gen.G’s recent form but notes BRION’s potential for surprise upsets in group stages [1]. Watch for official KeSPA Cup updates before the 15:40 UTC settlement window closes, as forfeiture or disqualification rules could override match completion and alter resolution outcomes.
Sources: 1
Methodology
We read LoL: HANJIN BRION vs Gen.G (BO1) - KeSPA Cup Group Stage from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
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
- 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.
- 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.
- 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.
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