Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
49% | 51% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
49% | 51% | 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 Total Rounds: Over/Under 21.5 | 49% |
| Map 2 Rounds Handicap: MOUZ (-3.5) vs Astralis (+3.5) | 49% |
| Map 3 Total Rounds: Over/Under 21.5 | 48% |
| Map 2 Total Rounds: Over/Under 21.5 | 47% |
| Map 3 Rounds Handicap: MOUZ (-3.5) vs Astralis (+3.5) | 46% |
| O/U 2.5 Games | 43% |
| Map Handicap: MOUZ (-1.5) vs Astralis (+1.5) | 43% |
| Map 1 Rounds Handicap: MOUZ (-3.5) vs Astralis (+3.5) | 42% |
| Map 1 Winner | 38% |
| Map 2 Winner | 31% |
| Match Winner | 28% |
Market context
Astralis face MOUZ in a best-of-three BLAST Bounty Playoffs semi-final, and the crowd price of 37% for Astralis implies MOUZ are the market favourite. On Polymarket-style markets, that percentage is the key signal; on Betfair and Smarkets, traders would instead see a decimal price that can be translated back into an implied probability, while fees and spread can make the executable price differ from the headline number. KYC access also varies by venue, so the same match can be tradable on one platform and restricted or unavailable on another.
The recent head-to-head record points towards a MOUZ edge. In BLAST Bounty 2025, MOUZ beat Astralis 2-0[4], and another 2025 meeting went MOUZ’s way as well[1][2]. Broader historical data is closer, with Astralis leading the all-time series 11-7 across 18 matches, but the recent run has narrowed that advantage and MOUZ have held the more convincing recent BO3 results[20]. That matters for reading a 37% Astralis price: it is low, but not detached from a series history where Astralis still have enough map equity to shorten the gap if vetoes fall their way.
For traders, the immediate catalysts are the official start time, any schedule slippage, and whether the semi-final is actually played on August 1 as listed. Because the market resolves to 50-50 if the match is cancelled, tied, or delayed beyond seven days, platform mechanics matter as much as team form. The most useful live signals are team and tournament announcements, confirmed veto order, and any roster or replacement news before the series. Recent match listings show the fixture as a BO3 semi-final in BLAST Bounty, with MOUZ repeatedly having the stronger recent results against Astralis[8][17].
Methodology
This page compares Counter-Strike: Astralis vs MOUZ (BO3) - BLAST Bounty Playoffs 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
- 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.
- 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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