Bookmaker vs exchange — two fundamentally different models. The right choice depends entirely on how you bet.
These are not comparable products. Bet365 is a traditional bookmaker — you bet against the house. Betfair Exchange is a peer-to-peer marketplace — you bet against other bettors. Most serious bettors use both for different purposes.
| Feature | Bet365 | Betfair Exchange |
|---|---|---|
| Business model | House sets odds, takes your bet | Peer-to-peer; Betfair takes commission |
| Can you lay (bet against)? | No | Yes — core feature |
| Account restrictions | Yes — limits winning accounts | No — exchange model, no restriction |
| Odds on main markets | 4–6% margin | ~2% commission on winnings |
| In-play trading | Back only, cash out available | Full back/lay trading possible |
| Live streaming | 10,000+ events/year | Limited |
| Market breadth | 50+ sports, deep coverage | Top events only (football, horse racing, tennis) |
| Liquidity (football) | Unlimited (house) | High on top events; thin on lower leagues |
| Bet builder / SGM | Yes | No |
| Premium Charge risk | No | Yes — highly profitable traders pay extra |
Betfair charges a Premium Charge to highly profitable traders — a levy on profits for accounts that consistently beat the market beyond a certain threshold. If you become very successful on the Exchange, your effective commission rate increases significantly. This is Betfair's equivalent of bookmaker account restrictions — less visible but equally real for elite-level traders.
For a casual or recreational bettor, Bet365 is better — wider markets, streaming, simpler interface. For a sharp bettor who wants to trade in-play, lay outcomes, or place high-stakes pre-match bets without restriction, Betfair Exchange is essential. Holding accounts at both is the standard approach among serious bettors.