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 |
|---|---|
| Map 2 Winner | 100% |
| Match Winner | 100% |
| O/U 2.5 Games | 100% |
| Map 2 Total Rounds: Over/Under 21.5 | 100% |
| Map 1 Winner | 0% |
| Map Handicap: PCY (-1.5) vs Grêmio Esports (+1.5) | 0% |
| Map 1 Total Rounds: Over/Under 21.5 | 0% |
| Map 3 Total Rounds: Over/Under 21.5 | 0% |
| Map 1 Total Rounds: Over/Under 24.5 | 0% |
| Map 1 Rounds Handicap: Grêmio Esports (-3.5) vs Procyon Gaming (+3.5) | 0% |
| Map 2 Total Rounds: Over/Under 24.5 | 0% |
| Map 2 Rounds Handicap: Procyon Gaming (-3.5) vs Grêmio Esports (+3.5) | 0% |
| Map 3 Rounds Handicap: Procyon Gaming (-3.5) vs Grêmio Esports (+3.5) | 0% |
| Map 3 Total Rounds: Over/Under 24.5 | 0% |
Market context
Grêmio Esports and Procyon Gaming meet in a best-of-three Counter-Strike group-stage match in BetBoom Storm, and the contract is already priced at a **0% YES** crowd-implied probability on Polymarket, despite the match having been scheduled for 17:00 UTC. That zero reading matters more as a platform signal than a true forecast: on Polymarket, the market trades in binary shares that settle at 0%/100%, while on Kalshi, Betfair, or Smarkets the same event would usually be shown as a decimal price or exchange-implied probability after fees, so a low quote can look different once commission and liquidity are stripped out.
The recent form context is mixed rather than one-sided. Polymarket’s own event page describes Grêmio entering after losses to Keyd Stars and BESTIA, with a win over paiN Academy, while Procyon had beaten ODDIK Academy but also lost to METANOIA Wolves and Imperial[3]. Independent match trackers list Grêmio winning this specific series 2–1, with the game played around 17:05 UTC[6][8]. That makes the present 0% YES reading on a live or late-resolving market especially sensitive to whether the market has already been updated, whether the result has been confirmed by the official bracket, and whether the contract is still open rather than effectively settled.
For traders comparing venues, the key catalysts are scheduling confirmation, official score reporting, and any dispute over whether the BO3 completed within the settlement window. BetBoom Storm’s group stage runs through 11 August and is a 16-team Swiss format with BO3 matches, so late-day scheduling changes can still affect resolution mechanics[5][12][13]. Polymarket also shows the match on its esports board with measurable liquidity, whereas exchange-style books such as Betfair or Smarkets would typically require account verification and may not be available in every jurisdiction, making access and fee treatment part of the price comparison rather than just the sporting call[7][11].
Methodology
This page compares Counter-Strike: Grêmio Esports vs Procyon Gaming (BO3) - BetBoom Storm Group Stage 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
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.
- 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.
- 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.
- 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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