Forex Lot Size Calculator

Forex Lot Size Calculator

Forex lot sizes: Standard (100,000 units), Mini (10,000), Micro (1,000), Nano (100). Choosing the right lot size is essential for risk management. This calculator determines the correct lot size based on your account size and risk tolerance.

Forex Pair Specifications

• EURUSD: pip=0.0001, contract=100,000, pip_value=$10.00/lot
• GBPUSD: pip=0.0001, contract=100,000, pip_value=$10.00/lot
• USDJPY: pip=0.01, contract=100,000, pip_value=~$6.50/lot (varies)
• USDCAD: pip=0.0001, contract=100,000, pip_value=~$7.40/lot (varies)
• EURGBP: pip=0.0001, contract=100,000, pip_value=varies (cross pair)

Python Example

from gfil_calculators.position_size import calculate_position_size

# EURUSD with $5,000 account
result = calculate_position_size(5000, 1.0, 30, "EURUSD")
print(f"Lots: {result['lots']}, Risk: ${result['risk_amount']}")

# GBPJPY with $10,000 account
result = calculate_position_size(10000, 2.0, 40, "GBPJPY")
print(f"Lots: {result['lots']}, Risk: ${result['risk_amount']}")