Position Size Calculator

Find the exact lot size that keeps a losing trade inside your risk budget. Built for prop-firm rules. 1% risk, 5% daily drawdown, and everything around them.

Input

Currency Pair

Account Balance (USD)

Risk Per Trade (%)

Stop Loss (Pips)

Pip Value per Standard Lot ($)

Auto-filled from the selected pair. Override if your broker quotes differently.

Result

Risk Amount

$500.00

1% of $50,000

Standard Lots

1.67

100,000 units each

Mini Lots

16.67

10,000 units each

Micro Lots

166.67

1,000 units each

Units

166,667

Base currency

Prop Firm Tip

Risking 1% or less per trade is ideal for prop firm challenges. You have room for 5+ consecutive losses before hitting a 5% daily drawdown limit.