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 |
|---|---|
| Game Handicap: HRTS (-1.5) vs GIANTX iTero (+1.5) | 100% |
| Odd/Even Total Kills | 100% |
| Both Teams Slay a Dragon | 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 | 50% |
| Both Teams Slay Baron Nashor | 1% |
| Any Player Quadra Kill | 1% |
| Any Player Penta Kill | 1% |
| Odd/Even Total Kills | 1% |
| Game 1 Winner | 0% |
| Game 2 Winner | 0% |
| Match Winner | 0% |
| O/U 2.5 Games | 0% |
| Both Teams Slay Baron Nashor | 0% |
| Both Teams Slay a Dragon | 0% |
| Both Teams Destroy Inhibitors | 0% |
| Any Player Quadra Kill | 0% |
| Any Player Penta Kill | 0% |
| Both Teams Destroy Inhibitors | 0% |
Market context
GIANTX iTero meet Team Heretics Academy in a best-of-three that, on the available match record, has already finished with Team Heretics Academy winning 2-0. That makes the market’s 0% crowd-implied price easier to read: on Polymarket it is expressed as a binary YES probability, while Betfair and Smarkets would typically show the same view through decimal odds and their own commission or fee structure, with access and KYC rules varying by venue.
For comparable League of Legends academy fixtures, the main lesson is that pre-match pricing can look thin until a result is confirmed by an official scoreboard or tournament page, then move sharply once the series status is no longer in doubt. Here, the key comparison point is not team brand strength but event completion: if a market is still open while a completed 2-0 result is visible on a match tracker, the discrepancy usually reflects settlement lag rather than genuine uncertainty. In platform terms, Polymarket’s probability view is more directly comparable to the implied probability behind bookmaker odds, while exchange-style books such as Betfair and Smarkets also add liquidity and fee considerations that affect the effective price.
The catalysts to watch are simple: whether LES posts an official final, whether the match is marked completed by a recognised live-score source, and whether any schedule change or void condition is announced before the settlement window closes. If a contest is postponed beyond the market rules’ seven-day limit, or is abandoned before completion, the outcome can shift to the specified fallback rather than a win for either side.
Sources: 1
Methodology
We read LoL: GIANTX iTero vs Team Heretics Academy (BO3) - LES Regular Season 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.
- 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.
- 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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