Spread betting size calculator — a free tool that lets you calculate the size of the bet in pounds per point to manage your risks accurately. Spread bet size does not depend on the currency pair you trade or even your account currency, so it is pretty straightforward. The formula is: bet size = (money risked / stop-loss amount).

Please do not confuse this calculator for spread betting position size with spot Forex position size calculator.

You can set the risk as percentage of your account or as some specific amount of money. You can just fill the small form below and press the "Calculate" button:

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Money risk, £
Bet size, £/point

This calculator can work with any trading instrument offered by your spread betting broker. Make sure you are entering correct stop-loss amount in your broker's points. The calculator form uses pounds, but the results are accurate even if your account currency is not in GBP for some reason.

It is very important to know the amount you are risking before engaging into a trade. It is the only way to follow a money management strategy. It is a good routine to perform before placing your bets. Professional traders always control the amount they might lose in a given spread betting position.

You might also find our Fibonacci calculator useful. You can quickly calculate optimum stop-loss and take-profit levels based on the recent trend extrema.