Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this 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 Platense O/U 0.5 | 100% |
| CA Platense O/U 1.5 | 100% |
| CA Unión O/U 0.5 | 100% |
| CA Unión O/U 1.5 | 100% |
| CA Platense 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 Platense 2nd Half O/U 0.5 | 100% |
| CA Unión 2nd Half O/U 0.5 | 100% |
| CA Unión 2nd Half O/U 1.5 | 100% |
| CA Platense (-1.5) | 0% |
| CA Unión (-1.5) | 0% |
| CA Platense (-2.5) | 0% |
| CA Unión (-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 Platense O/U 2.5 | 0% |
| CA Unión O/U 2.5 | 0% |
| CA Platense 1st Half O/U 1.5 | 0% |
| CA Unión 1st Half O/U 0.5 | 0% |
| CA Unión 1st Half O/U 1.5 | 0% |
| CA Platense 2nd Half O/U 1.5 | 0% |
Market context
CA Platense travel to face CA Unión in a Primera División Argentina fixture on 24 July at 8:15 PM ET, with settlement occurring shortly after the final whistle. The market currently prices "More Markets" at 0% on Polygon, reflecting either minimal trader interest in additional conditional contracts around this match or confidence that Polymarket will not expand its offering beyond the standard match outcomes. On-chain liquidity remains thin, typical for niche derivative positions in Argentine football where volume concentrates on major European leagues.
Historical precedent suggests Polymarket's conditional token architecture expands selectively around high-volume events. Markets for additional betting angles—such as goal-scorer props, corner totals, or card counts—typically emerge only when underlying match markets exceed $50,000 in cumulative volume. Platense and Unión, whilst established clubs, rarely generate the trading activity that triggers secondary market creation. The 0% pricing reflects this structural reality rather than certainty that no additional markets will launch.
Traders monitoring this contract should track Polymarket's official announcements in the 48 hours preceding kickoff, as the platform occasionally adds conditional markets in response to user requests or detected demand spikes. Settlement window closure at 2026-07-25T00:15:00Z allows approximately 90 minutes post-match for market creation and initial pricing. Any significant movement in the primary match outcome markets (Platense win, draw, Unión win) could prompt the platform to deploy related contracts, though Argentine domestic football typically sees limited such expansion compared to Champions League fixtures.
Methodology
We track CA Platense vs. CA Unión - More Markets across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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