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% |
| Match Winner | 91% |
| Map 1 Total Rounds: Over/Under 21.5 | 90% |
| Map 1 Total Rounds: Over/Under 18.5 | 90% |
| Map 2 Winner | 74% |
| Map Handicap: 1WIN (-1.5) vs BASEMENT BOYS (+1.5) | 74% |
| Map 3 Total Rounds: Over/Under 21.5 | 51% |
| Map 2 Rounds Handicap: 1WIN (-3.5) vs BASEMENT BOYS (+3.5) | 50% |
| Map 2 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Rounds Handicap: 1WIN (-3.5) vs BASEMENT BOYS (+3.5) | 50% |
| Map 2 Rounds Handicap: 1WIN (-9.5) vs BASEMENT BOYS (+9.5) | 50% |
| Map 2 Total Rounds: Over/Under 24.5 | 50% |
| O/U 2.5 Games | 27% |
| Map 1 Rounds Handicap: 1WIN (-3.5) vs BASEMENT BOYS (+3.5) | 10% |
| Map 1 Rounds Handicap: 1WIN (-6.5) vs BASEMENT BOYS (+6.5) | 10% |
| Map 1 Total Rounds: Over/Under 24.5 | 10% |
| Map 1 Rounds Handicap: 1WIN (-9.5) vs BASEMENT BOYS (+9.5) | 10% |
Market context
1WIN meet BASEMENT BOYS in the Esports World Cup Open Qualifier Group 6 decider, a best-of-three that has been priced as a clear 1WIN favourite rather than a coin flip. External matchbooks are broadly aligned: BO3.gg lists 1WIN at 1.82 and BASEMENT BOYS at 1.92 for the match winner, while cs2bet shows 1WIN around 1.30 and BASEMENT BOYS 3.20, which translates to a much stronger market view of 1WIN than the crowd-implied 82% YES on Polymarket.[1][2] That gap matters because Polymarket shows an implied probability, whereas traditional books and exchanges show decimal odds, so the same opinion can look sharper or flatter depending on the format. KYC and access also differ: Polymarket is a crypto-native venue, while Betfair and Smarkets are regulated betting exchanges with account verification requirements and fee structures that can materially affect net pricing.
The historical read is less about upset frequency than about how often these sides have played tightly enough to justify volatility in a BO3. Recent head-to-head data is mixed: one feed says the last four meetings are split 2-2, while another lists 1WIN ahead in the longer series history, including a 2-1 loss for 1WIN in October 2025.[2][9][16] That supports a market where 1WIN should be favoured, but not treated as risk-free, particularly in a qualifier format where map vetoes can swing the outcome. A trader should watch for start-time changes, live roster confirmation, and whether the match is completed within the settlement window, since this market resolves 50-50 if it is cancelled, tied, or left unresolved after a long delay. Current schedules show the game listed as upcoming for 14:30 UTC on some feeds and 15:00/18:00 UTC on others, so timing consistency is the main operational catalyst rather than a substantive team-news shock.[3][4][8][11]
Methodology
We read Counter-Strike: 1WIN vs BASEMENT BOYS (BO3) - Esports World Cup Open Qualifier Group 6 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
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
- 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.
- 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.
- 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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