Betfair established the peer-to-peer exchange model for wagering; Polymarket brought blockchain-based prediction markets into the mainstream. By 2026, professional traders often operate across both platforms — each serving distinct market segments. This guide examines how they compare.
Key Differences at a Glance
| Factor | Polymarket (via PolyGram) | Betfair |
|---|---|---|
| Commission model | ~2% spread on execution | 2-5% commission on net winnings |
| Topic scope | Politics, crypto, sports, science | Primarily sports + elections |
| In-play markets | Limited | Excellent (core product) |
| Settlement | USDC (instant on-chain) | GBP/EUR (standard banking) |
| US access | Yes (via PolyGram) | No (geo-blocked in US) |
| Account banning | No | Yes — winners get limited |
| Minimum stake | $0 (PolyGram) | £2 minimum on most markets |
Where Betfair Wins
- Live sports trading: Betfair's real-time markets during sporting contests remain unparalleled — granular price updates throughout play
- Horse racing: Betfair's horse racing depth substantially exceeds prediction market offerings
- UK/EU sports depth: Football leagues, rugby tournaments, tennis majors frequently show tighter spreads on Betfair versus prediction platforms
- Traditional currency: Traders preferring GBP or EUR avoid cryptocurrency infrastructure entirely
Where PolyGram Wins
- Political forecasting: American presidential contests, international governance events — substantially more liquidity on Polymarket's central limit order book
- Emerging asset classes: Blockchain and scientific outcome markets — unavailable on Betfair
- Unrestricted trading: Profitable traders face no account limitations or withdrawal caps
- Worldwide participation without regional restrictions
- USDC payouts — immediate settlement without banking intermediaries
FAQ
- Can I use both Betfair and PolyGram simultaneously?
- Absolutely — institutional and retail traders routinely operate across both venues, deploying Betfair for live sports opportunities and PolyGram for political and emerging-market positions. Each platform fills distinct niches within a diversified trading strategy.
- Are prices correlated between Betfair and PolyGram?
- For overlapping events (UK referendums, major sporting competitions), quoted prices generally align over time. Periodic gaps between platforms occasionally present regulatory arbitrage opportunities for sophisticated participants.