Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Getafe CF (-1.5) | 0% YES | 100% NO |
| CA Osasuna (-1.5) | 0% YES | 100% NO |
| Getafe CF (-2.5) | 0% YES | 100% NO |
| CA Osasuna (-2.5) | 0% YES | 100% NO |
| O/U 0.5 | 100% YES | 0% NO |
| O/U 1.5 | 0% YES | 100% NO |
Market context
Getafe and Osasuna will meet in La Liga on 23 May 2026, a fixture scheduled for 15:00 ET. This encounter falls in the final week of the Spanish top-flight season, when both clubs' league positions and European qualification hopes may already be mathematically settled or still contested depending on results elsewhere. The 0% implied probability on Polymarket reflects either extreme illiquidity or a technical listing issue, as major betting operators including Kalshi, Betfair, and Smarkets typically carry robust markets on final-day La Liga matches. Decimal odds across these platforms would normally span 1.5 to 3.5 for either outcome, with Kalshi's flat 2% fee structure and Smarkets' variable commission (5% on winners) producing measurably different net returns compared to Betfair's standard 5% exchange margin.
Getafe's recent seasons have positioned them as a mid-table side with occasional European qualification pushes; Osasuna has similarly occupied the 6th–12th band. Historical context shows that final-week fixtures between clubs with divergent stakes—one fighting for European spots, the other already safe or relegated—create sharp probability shifts in the 48 hours before kickoff. Team news, injury confirmations, and managerial rotation announcements typically arrive 72–96 hours prior; Spanish media outlets including Marca and AS will flag squad changes that directly affect match outcome odds.
The settlement window closing at 19:00 ET on match day allows traders on Kalshi and Polymarket to exit positions post-match but before official confirmation, whereas Betfair's in-play market remains open during play. Smarkets' lower minimum stake (£1 vs Kalshi's $1) may attract smaller retail positions on this lower-liquidity pairing.
Methodology
This page compares Getafe CF vs. CA Osasuna - 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
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. 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'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.
- 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.
- 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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