Guide
Betting Exchange vs Bookmaker: The Key Differences
Quick Summary
- A bookmaker sets prices and takes the other side of your bet; an exchange matches you with other bettors.
- Bookmakers build in a margin; exchanges usually charge commission on net winnings.
- Exchanges allow laying but depend on liquidity; bookmakers always offer a price.
- Check Mostplay's cricket pages to see which style of market it shows.
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- Checked 7 Nov 2026
- Know your limit
If you have ever looked at a cricket betting screen and seen two columns of prices in blue and pink, you have met an exchange. If you have seen a single price next to each outcome, you are looking at a bookmaker market. Both let you bet on the same match, but they work in quite different ways, and the differences matter for prices, flexibility and how much you can lose. This article compares a betting exchange and a bookmaker side by side, in cricket terms, for the fan who just wants to know which is which.
Who is on the other side of your bet?
The short answer: with a bookmaker, it is the bookmaker. With an exchange, it is another person. A bookmaker decides the odds, takes your bet and pays you if you win. An exchange is a marketplace that matches your back bet with someone else's lay bet, and vice versa.
That single difference explains almost everything else. Bookmakers need a margin to stay in business. Exchanges do not set prices, so they earn by charging a commission on winnings instead.
Side-by-side comparison
Here is how the two compare on the things most fans care about.
| Feature | Bookmaker | Exchange |
|---|---|---|
| Who sets the odds | The bookmaker | Other bettors, by supply and demand |
| How it earns | A margin built into the prices | Commission on net winnings |
| Can you lay? | No | Yes |
| Is there always a price? | Almost always | Only if someone is willing to match |
| Bet limits | Set by the bookmaker | Limited by available liquidity |
| Markets | Often broad, including specials | Deepest on popular markets |
Margin versus commission
A bookmaker's margin shows up when you add the implied probabilities of all outcomes and get more than 100%. Our betting odds guide shows how to work it out. On a busy exchange market, back prices often add up close to 100%, because many traders compete.
But the exchange still takes a cut: commission on your net profit from a market. Whether an exchange or bookmaker gives a better deal depends on the margin, the commission rate and how busy the market is. On a big international match an exchange may be sharper; on a quiet domestic game, a bookmaker may be the only sensible price.
Liquidity and partly matched bets
Liquidity is the money waiting to be matched at each price. On a World Cup knockout match it can be deep; on an obscure fixture it can be thin. If there is not enough on the other side, your bet may only be partly matched, with the rest waiting in the queue.
Bookmakers do not have this problem in the same way, because they take bets themselves. They may limit stakes or change prices instead.
Which suits a casual fan?
For most people who bet occasionally on matches they are watching, a bookmaker market is simpler: one price, one click, no liability maths. Exchanges suit people who want to lay, or who follow prices closely and like the idea of trading.
Laying brings its own risks. Our lay betting article explains liability, which can be far larger than your potential win at high odds. If you are new, start with bookmaker markets and small stakes.
What Mostplay shows
We could not confirm whether Mostplay offers exchange markets, bookmaker markets or both. Open a cricket match in the cricket betting section of the brand's site or app. Two columns of back and lay prices suggest an exchange; one price per outcome means a bookmaker market. The cricket betting exchange guide shows what to look for.
In three steps
How to tell which market you are using in 3 steps
- 1Open a match page
Sign in on Mostplay and open any cricket match in the sportsbook.
- 2Count the prices
Two columns per outcome, back and lay, indicate an exchange; one price indicates a bookmaker.
- 3Read the rules
Check the commission or settlement rules for that market type before betting.