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 1 Winner | 100% |
| Map 2 Winner | 100% |
| Match Winner | 100% |
| Map Handicap: GLS (-1.5) vs Keyd (+1.5) | 100% |
| Map 1 Total Rounds: Over/Under 21.5 | 100% |
| Map 2 Rounds Handicap: Galorys (-3.5) vs Keyd (+3.5) | 100% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| O/U 2.5 Games | 0% |
| Map 2 Total Rounds: Over/Under 21.5 | 0% |
| Map 1 Rounds Handicap: Keyd (-3.5) vs Galorys (+3.5) | 0% |
| Map 1 Total Rounds: Over/Under 24.5 | 0% |
| Map 2 Total Rounds: Over/Under 24.5 | 0% |
Market context
Galorys are scheduled to play Keyd in a best-of-three Counter-Strike match in the BetBoom Storm group stage, and the market is essentially pricing a straight Galorys win despite the crowd already sitting at 100% YES. That does not mean the game is settled on platform terms: on Polymarket the contract is shown in probability terms, while Betfair and Smarkets would express the same view as decimal odds and then deduct commission, which usually makes a tight favourite look less attractive net of fees. Polymarket also tends to be usable in a narrower set of jurisdictions than mainstream books, so KYC access and local availability can matter as much as the headline price.
Recent comparable results point both ways. The teams have met before in BetBoom Storm play, with Keyd Stars beating Galorys 2-0 in May 2026, but more recent market data for this August fixture has also shown Galorys as the market favourite on traditional odds feeds, with prices around 1.47 for Galorys and 2.53 for Keyd Stars in one snapshot, implying roughly a mid-60s percentage chance before adjustment.[7] The same matchup has also appeared on esports prediction platforms with Galorys around 1.82 to Keyd’s 2.17 on the exchange-style side, which is a narrower edge than the current crowd number and underlines how sensitive CS2 pricing is to roster and form assumptions.[14]
The main catalysts are simple: the match start, whether the schedule slips, and whether the best-of-three is actually completed. Sofascore lists the fixture for 9 August at 23:15 UTC, while tournament listings show BetBoom Storm running through 11 August with the group stage feeding into playoffs, so any delay, cancellation or no-contest outcome would matter for settlement as much as the result itself.[1][15] Traders should also watch for last-minute team-news updates and bracket dependencies, because Swiss-stage scheduling can move if earlier games overrun or if a team withdraws, which is exactly where platform rules and fee structures diverge most sharply.
Methodology
This page compares Counter-Strike: Galorys vs Keyd (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.
- 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.
- 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.
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