Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative UK) Pick polygram.ink (preferred broker) |
79% | 21% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
79% | 21% | 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 |
|---|---|
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 1 O/U 8.5 | 79% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 2 O/U 10.5 | 61% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Match O/U 21.5 | 60% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 2 O/U 9.5 | 57% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 1 O/U 9.5 | 56% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Match O/U 22.5 | 54% |
| Completed Match | 50% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 2 Winner | 47% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 2 O/U 8.5 | 47% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Match O/U 23.5 | 47% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda | 46% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 1 Winner | 46% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Total Sets: O/U 2.5 | 41% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set Handicap +/-1.5 | 35% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set 1 O/U 10.5 | 34% |
| Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda Set Handicap +/-1.5 | 26% |
Market context
Aleksandar Vukic’s match with Zachary Svajda at the Mubadala Citi DC Open is priced by the market at 43% for Vukic to advance, which sits below a simple head-to-head benchmark that rates Svajda around 62.3% and Vukic 37.7% in one historical matchup model. That gap is useful context for prediction markets: Polymarket-style pricing is usually shown as an implied probability, while Betfair and Smarkets are read through decimal odds and an exchange margin or commission, so the same contest can look “cheap” or “expensive” depending on fee treatment and display conventions. [1]
For comparison-minded traders, the main point is that a single match price can diverge from bookmaker or exchange screens because of liquidity, fees, and whether the platform applies KYC limits differently by jurisdiction. Flashscore’s live match page also described Vukic as the “solid favourite” on recent form and fitness, which suggests that any market move will likely be driven by late team-news equivalents in tennis: withdrawal notices, the confirmed order of play, and whether the fixture actually starts on time. If the match is postponed beyond the seven-day settlement window, or is abandoned without a winner, this contract resolves 50-50 rather than to either player. [2]
Methodology
This page compares Mubadala Citi DC Open: Aleksandar Vukic vs Zachary Svajda specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi Alternative UK, 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). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Kalshi Alternative UK offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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