Work out forex lot size instantly with clear inputs, formula shown and shareable results.
Lot size follows from risk, stop distance and pip value: the amount you are willing to lose divided by the loss per lot if the stop is hit. A wider stop therefore forces a smaller position, keeping risk constant.
Lot size
Lots = (balance × risk %) / (stop in pips × pip value per lot)
Figures are estimates for planning only. Market returns are not guaranteed, and rates, limits and tax rules change. This is not financial or tax advice — speak to a qualified adviser before acting.
Fixed risk keeps every trade's impact on the account equal, which is what makes a losing streak survivable.
No. Leverage sets the margin needed; risk and stop distance should set the size.