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% |
| O/U 3.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| CA Mineiro O/U 0.5 | 100% |
| CA Mineiro O/U 1.5 | 100% |
| Red Bull Bragantino O/U 0.5 | 100% |
| Red Bull Bragantino O/U 1.5 | 100% |
| Red Bull Bragantino 1st Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| 2nd Half O/U 2.5 | 100% |
| CA Mineiro 2nd Half O/U 0.5 | 100% |
| CA Mineiro 2nd Half O/U 1.5 | 100% |
| Red Bull Bragantino 2nd Half O/U 0.5 | 100% |
| CA Mineiro (-1.5) | 0% |
| Red Bull Bragantino (-1.5) | 0% |
| CA Mineiro (-2.5) | 0% |
| Red Bull Bragantino (-2.5) | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| CA Mineiro O/U 2.5 | 0% |
| Red Bull Bragantino O/U 2.5 | 0% |
| CA Mineiro 1st Half O/U 0.5 | 0% |
| CA Mineiro 1st Half O/U 1.5 | 0% |
| Red Bull Bragantino 1st Half O/U 1.5 | 0% |
| Red Bull Bragantino 2nd Half O/U 1.5 | 0% |
Market context
Atlético Mineiro will face Red Bull Bragantino in the Copa Sudamericana on 19 August 2026, with kickoff scheduled for 6:00 PM ET. This quarter-final fixture represents a significant stage in South America's secondary continental competition, where both clubs will be competing for advancement. The match falls within a congested fixture window typical of the Brazilian football calendar, where domestic league commitments often overlap with continental play.
Historical precedent suggests that markets for Copa Sudamericana fixtures typically fragment across platforms based on liquidity concentration and regional user bases. Polymarket's decimal odds format and lower fee structure (2% maker/taker) tend to attract volume on higher-profile South American matches, whilst Kalshi's binary YES/NO framework and KYC requirements limit its reach in this category. Betfair and Smarkets, with established football liquidity pools and fractional odds displays, historically capture deeper order books for Brazilian club competitions, though their fee schedules (5–6% commission) compress margins for active traders. The 0% implied probability currently displayed reflects minimal market depth rather than consensus dismissal of additional market offerings.
Traders should monitor squad announcements and injury bulletins through mid-August, as both clubs' Copa Libertadores participation (if applicable) will influence rotation decisions and player availability. Fixture congestion in the Brazilian calendar often triggers late team news that reshapes market expectations. Platform divergence on this market will likely emerge once liquidity concentrates; early movers on Polymarket may find tighter spreads than on Kalshi, where participation in Copa Sudamericana markets remains sporadic.
Methodology
This page compares CA Mineiro vs. Red Bull Bragantino - 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
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.
- 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.
- 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.
- 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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