Inter Miami CF vs. Philadelphia Union - More Markets

Platform comparison

Active sub-markets

Market context

Inter Miami CF will face Philadelphia Union in Major League Soccer on 24 May 2026 at 7:00 PM ET. The current crowd-implied probability of 16% YES reflects a market expectation tilted heavily toward either a draw or a Philadelphia victory. Polymarket's decimal-odds display (roughly 6.25 at 16% probability) differs from how Kalshi and Betfair present the same odds, though all three platforms converge on the underlying probability once fees are factored in. Smarkets' commission structure—charged only on winnings—can shift effective odds for longer-dated MLS fixtures, where liquidity remains thinner than football or American sports markets.

Historical MLS regular-season matchups between these clubs show Miami has won 4 of their last 8 head-to-head contests, though Philadelphia's home record at Subaru Park has remained competitive. The 16% probability assigned to a Miami victory sits below their typical seasonal win rate, suggesting the market is pricing in either away-ground disadvantage or current squad form. Traders should monitor team news releases and official MLS injury reports in the weeks preceding the fixture; Miami's reliance on attacking depth means any absence of key players could narrow their path to victory.

Catalysts include the MLS regular season's fixture congestion in May, which affects squad rotation and fatigue levels. Philadelphia's fixture list immediately before 24 May will determine their defensive readiness. Cross-platform comparison reveals Kalshi's KYC requirements may exclude certain international traders who can access Polymarket or Betfair, fragmenting liquidity pools and occasionally creating arbitrage opportunities between books on identical outcomes.

Methodology

This page compares Inter Miami CF vs. Philadelphia Union - More Markets specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, 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). PolyGram routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.

FAQ

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.