Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
62% | 38% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
62% | 38% | 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 |
|---|---|
| Inter Miami CF | 62% |
| Draw | 21% |
| Columbus Crew | 19% |
Market context
Polymarket has this contract at **62% YES** on USDC-settled, Polygon-based conditional tokens, so traders are paying a clear premium to the coin-flip level for Inter Miami CF to beat Columbus Crew before the 2026-08-01 23:30 UTC settlement window closes. The live market is pricing that outcome in the context of a regular-season MLS fixture in Miami, with the on-chain mechanism meaning the position resolves purely on the final match result rather than any in-play narrative.
The read-through from comparable meetings is that this is a fixture with a strong goal profile and a recent Miami edge. ESPN’s listed head-to-head results show Inter Miami winning four of the last five meetings, including 5-1 in May 2025 and 1-0 in April 2025, while earlier meetings were also tight and often high scoring.[1] Aggregated team stats on AS indicate Miami have averaged more goals per game than Columbus and have also allowed more shots and more goals against, which fits a market that can support a favourite price without implying a low-scoring or one-sided script.[3]
For traders, the main catalysts are team news, starting line-ups and any late schedule pressure around the summer calendar, because MLS outcomes can shift materially with rotation and availability. Yahoo’s fixture feed shows both clubs with multiple August commitments beyond this match, including Inter Miami’s upcoming Leagues Cup games and Columbus’s tournament slate, which raises the relevance of workload management and squad selection.[6] Any confirmed absence or rest decision involving core attacking pieces will matter quickly on a market with only a modest margin above 60%, especially as liquidity on Polymarket typically reprices fast once official line-ups land.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $164K.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
Trade Inter Miami CF vs. Columbus Crew on PolyGram
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