Matched Betting Calculator

Calculate your optimal lay stake and expected profit

Bet Type
Select the type of bet you're calculating
Enter Your Values

Amount to bet at the bookmaker

Odds at the bookmaker (decimal)

Odds at the exchange

Usually 2% on Betfair

Results
Lay Stake Required
£0.00
Liability Needed£0.00
If Back Bet Wins+£0.00
If Lay Bet Wins+£0.00
Guaranteed Profit+£0.00

Tip: Try to find lay odds as close to the back odds as possible to minimize your qualifying loss.

A qualifying loss is normal - you'll make it back (and more) when you use your free bet.