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 |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Santos FC O/U 0.5 | 100% |
| CSyD Macará O/U 0.5 | 100% |
| Santos FC 1st Half O/U 0.5 | 100% |
| CSyD Macará 1st Half O/U 0.5 | 100% |
| Santos FC O/U 1.5 | 99% |
| Santos FC O/U 2.5 | 51% |
| CSyD Macará O/U 1.5 | 50% |
| CSyD Macará O/U 2.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 0.5 | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Santos FC 2nd Half O/U 0.5 | 50% |
| Santos FC 2nd Half O/U 1.5 | 50% |
| CSyD Macará 2nd Half O/U 0.5 | 50% |
| CSyD Macará 2nd Half O/U 1.5 | 50% |
| O/U 3.5 | 26% |
| Santos FC (-1.5) | 21% |
| O/U 5.5 | 12% |
| O/U 4.5 | 5% |
| Santos FC (-2.5) | 4% |
| CSyD Macará (-1.5) | 2% |
| CSyD Macará (-2.5) | 2% |
| 1st Half O/U 2.5 | 0% |
| Santos FC 1st Half O/U 1.5 | 0% |
| CSyD Macará 1st Half O/U 1.5 | 0% |
Market context
Santos FC meet CSyD Macará in the Copa Sudamericana round of 16 first leg, and the market’s 21% YES price implies only a modest chance of the “more markets” outcome being triggered. That is notably lower than a simple home-field read might suggest, but it fits a tie where the platform is pricing a specific contract rather than a match winner: on Polymarket the figure is shown as implied probability, while on Kalshi or Smarkets the same view is often translated from decimal odds after fees, so the headline number can look different even when the underlying view is similar.
The historical frame is thin because this is the first recorded meeting between the clubs, so traders have to lean on recent form and tournament context instead of direct head-to-heads. Santos arrived after a 2-0 league defeat to Athletico Paranaense and had mixed recent results, including a 4-2 Sudamericana win over Universidad Central, while Macará came in on a stronger run, beating Barcelona SC 2-1 away and also winning four of five before this tie.[2][5][10][16] That split matters for comparison shoppers: Betfair’s exchange pricing can move quickly on late team news, while Smarkets’ lower commission can make marginal back-and-forth price discovery a bit cleaner than a higher-fee book.
The main catalysts are squad confirmation, any late rotation from Santos, and the live state of the tie itself, because a first-leg context can suppress or accelerate goal- or card-related derivatives depending on the contract set. FotMob listed several Santos absences, including Igor Vinícius, Lucas Veríssimo, Moisés, Gustavo Henrique and Vinicius Lira, which is the sort of news that can move “more markets” pricing more sharply on exchange-style venues than on a static sportsbook line.[2] KYC reach also matters: Kalshi’s access is jurisdiction-dependent, whereas Betfair and Smarkets operate under different regional account rules, so the same contract may be available to different traders with different settlement frictions.
Methodology
This page compares Santos FC vs. CSyD Macará - More Markets 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
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.
- 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.
- 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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