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
| Auckland FC (-1.5) | 0% YES | 100% NO |
| Sydney FC (-1.5) | 0% YES | 100% NO |
| Auckland FC (-2.5) | 0% YES | 100% NO |
| Sydney FC (-2.5) | 0% YES | 100% NO |
| O/U 0.5 | 100% YES | 0% NO |
| O/U 1.5 | 0% YES | 100% NO |
Market context
Auckland FC travel to Sydney FC on 23 May for an A-League fixture scheduled to kick off at 4:10 AM ET. The 23% implied probability reflects a significant underdog positioning for the New Zealand side, though the exact settlement criteria—whether this refers to a full-time win, draw inclusion, or extended play—varies across platforms. Polymarket's decimal-odds display (roughly 4.35 for a YES outcome at current pricing) presents the same information as traditional fractional odds on Betfair or Smarkets, but traders accustomed to percentage-based interfaces may find Kalshi's explicit probability slider more intuitive for quick position-sizing on this fixture.
Historically, Auckland has struggled in away matches against established A-League sides; Sydney FC's home record at Netstrata Jubilee Stadium shows a win rate above 55% across the past two seasons. The current 23% probability aligns with this pattern, though Auckland's mid-season form and squad depth relative to Sydney's injury status will determine whether that baseline holds. Fee structures diverge meaningfully here: Polymarket charges 2% on both sides, whilst Betfair's commission scales with liability, and Smarkets applies a flat 2% post-settlement, making small-stake positions on longer-odds outcomes relatively cheaper on the latter two platforms.
Traders should monitor team news releases through early May, particularly regarding Sydney's availability of key defenders and Auckland's travel logistics. A-League fixture congestion in late May occasionally affects squad rotation decisions; confirmation of starting lineups typically arrives 24 hours before kickoff, creating a final pricing adjustment window across all four platforms.
Methodology
We read Auckland FC vs. Sydney FC - More Markets from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live quote comes directly from the Polygon order book; the other three are listed with their platform attributes — fees, KYC, settlement currency, payment options — because a 1:1 contract comparison without API access would be guesswork.
Resolution & payout
Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.
Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.
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.
- 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.
- 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.
- 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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