UFC Fight Night: Manoel Sousa vs. Richie Miranda (Lightweight, Prelims)

Platform comparison

Market context

Polymarket prices Manoel Sousa to beat Richie Miranda at roughly **74%** on the moneyline, with the contract already heavily skewed towards a Sousa result rather than a split or upset. In on-chain terms, the position is settled in **USDC** on **Polygon** through conditional tokens, so the market is effectively a tradable claim on the UFC’s official result rather than a sportsbook-style line. [3][16]

That pricing sits in line with the broader pre-fight read from outside markets, which have also kept Sousa a clear favourite, typically around the -265 to -310 range, implying something near a low-70s win chance. Comparable UFC prelim markets with a heavy favourite often settle near the implied odds once weigh-ins, face-offs, and late scratches are out of the way, but lightweight prelims can still move sharply if the market starts pricing in a finish, a short-notice replacement, or a late medical issue. [1][4][8][14]

For traders, the main catalysts are straightforward: the bout still needs to take place as scheduled on the prelims, and the result must be officially issued by the UFC before the settlement window closes. Polymarket’s rules also mean any draw, no contest, cancellation, or postponement beyond the deadline pushes the market to **50-50**, so the key dependency is not just who wins, but whether the bout is completed and formally recorded. The listing shows the fight scheduled for 9:00 p.m. UTC, which leaves limited time for any official change to affect resolution once the card begins. [2][3][16]

Sources: 1 · 2 · 3 · 4 · 5

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

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

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.

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's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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.