Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 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.
Market context
The Shenzhen Leopards host Zhejiang Lions in CBA playoff action on 21 May, with the market tied to the final result including overtime. Zhejiang have already taken the series 2-0, winning the most recent game 92-85, after also controlling the earlier match-ups. That follows a wider head-to-head pattern in which Zhejiang have regularly had the edge, including several double-digit wins in recent seasons. The crowd price of 100% YES reflects how one-sided the current spot is, but it also means there is no meaningful spread in market opinion to compare with a normal moneyline. On Polymarket, that can show as a straight yes/no price; on Kalshi it is the same binary outcome but usually with contract language that is easier to map to implied probability; Betfair and Smarkets instead express the edge through decimal odds, with their commission and cross-matching rules affecting the effective price.
For comparison traders, the key reference point is not just the current series score but how similar playoff match-ups have settled once a team has gone 2-0 up. In this case, the recent result was 92-85, with Barry Brown scoring 30 points for Zhejiang, and the broader H2H record between these clubs has often favoured Zhejiang by margins large enough to leave little room for a comeback narrative. Flashscore and Sofascore both had the game listed for 21 May and showed Zhejiang as the side in stronger form, while betting-focused previews such as bettingexpert and Scores24 framed Shenzhen as facing a difficult home task after two defeats. That is the kind of spot where exchange-style books can move differently from fixed-price prediction markets: Betfair and Smarkets will usually reflect sharper liquidity and fees, while Polymarket and Kalshi can diverge on probability notation and user access, especially where KYC or jurisdiction limits affect participation.
Methodology
This page compares Shenzhen Leopards vs. Zhejiang Lions 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
- 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.
- 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.
- 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.
- 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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