Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| AS Roma (-1.5) | 100% |
| AS Roma (-2.5) | 100% |
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| O/U 3.5 | 100% |
| O/U 4.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| Newport County O/U 0.5 | 100% |
| AS Roma O/U 0.5 | 100% |
| AS Roma O/U 1.5 | 100% |
| AS Roma O/U 2.5 | 100% |
| AS Roma 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% |
| Newport County 2nd Half O/U 0.5 | 100% |
| AS Roma 2nd Half O/U 0.5 | 100% |
| AS Roma 2nd Half O/U 1.5 | 100% |
| Newport County (-1.5) | 0% |
| Newport County (-2.5) | 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% |
| Newport County O/U 1.5 | 0% |
| Newport County O/U 2.5 | 0% |
| Newport County 1st Half O/U 0.5 | 0% |
| Newport County 1st Half O/U 1.5 | 0% |
| AS Roma 1st Half O/U 1.5 | 0% |
| Newport County 2nd Half O/U 1.5 | 0% |
Market context
Newport County’s club friendly against AS Roma is priced as a near-certain **No** on “more markets” because the market is effectively asking for an ancillary event in a match where Roma are expected to control proceedings, not a routine result line. Pre-match models and tip sheets have Roma as clear favourites, with one source putting the away side at 43% and another giving Roma an 85-86% chance to win, while the most common correct-score lean is a low or modest away win such as 0-1 or 0-4.[2][6][13][19]
That makes the 0% Yes price easier to read when compared with similar friendly fixtures: markets on add-ons such as cards, corners, or both-teams-to-score can be thinly traded and highly sensitive to starting elevens, substitutions, and whether the stronger side treats the game as a fitness run-out or a dress rehearsal. The main historical clue is that friendlies involving a much larger club often skew towards the favourite’s game state, which can suppress some “more markets” outcomes even when total-goals projections differ across models; several previews here split between a tighter 0-1 type result and a more open 0-4 script.[1][3][4][14]
The catalysts to watch are the final team sheets, any late squad rotation, and whether Roma name senior attackers or a heavily altered XI, because those choices affect tempo and the likelihood of secondary markets landing. The settlement window ends at kick-off plus the usual friendly-matching cadence, so any late beat-reporter note on Roma’s travelling squad, injuries, or managed minutes could matter more than headline form; available previews today do not show a strong injury narrative, but they do indicate uncertainty around how much defensive control Roma will exert in a pre-season setting.[1][4][13][20]
Methodology
Sports-specific comparison page for Newport County vs. AS Roma - More Markets. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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