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What is a Position Size Calculator?

A Position Size Calculator automatically calculates the appropriate lot size or trade volume you should use based on the amount you're willing to risk on a single trade.

Instead of estimating trade sizes manually, the calculator provides instant and accurate results, ensuring that your risk remains consistent regardless of market volatility.

Account $10,000 2% Risk 0.80 Lots

Why Use This Calculator?

Correct position size in seconds Protect your capital Maintain consistent risk Avoid overtrading Improve long-term discipline Trade confidently

How It Works

Enter a few trade details and let the calculator determine a position size that matches your chosen risk.

01
Account Balance Enter your total trading account value.
02
Risk Percentage Choose the percentage of your account you're willing to risk.
03
Stop Loss (Pips) Enter the distance to your stop-loss.
04
Currency Pair Select the currency pair you're trading.
05
Account Currency Select your trading account currency.

Click Calculate to get:

Amount at Risk Position Size Standard / Mini / Micro Lots

Example Calculation

Account Balance

$10,000

Risk Per Trade

Stop Loss

25 Pips

Risk Amount: $200 Position Size: 0.80 Lots Max Loss: $200

Position Size Calculator

Determine your ideal trade size in seconds.

Account Currency

Account Balance Your total account value

Risk Percentage e.g. 0.02 = 2%

Stop Loss (Pips) Distance to stop-loss

Currency Pair

Amount at Risk0.00 USD

Position Size (units)0 units

Standard Lots0.000 lots

Mini Lots0.00 lots

Micro Lots0.0 lots

Why Position Sizing Matters

Position sizing is one of the most important aspects of successful trading. Even a great trading strategy can fail if trades are too large for your account.

Protect Your Account

Prevent large losses that can wipe out your trading capital.

Consistent Risk

Keep your risk per trade aligned with your overall strategy.

Improve Profitability

Long-term success comes from disciplined position sizing.

Reduce Emotions

Remove guesswork and trade with a clear, calculated plan.

Build Discipline

Develop consistent habits that lead to long-term success.

Who Can Use This Tool?

Beginner Traders

Learn proper risk management and avoid risking too much on a single trade.

Professional Traders

Maintain consistent position sizing across multiple trading strategies and portfolios.

Swing & Day Traders

Calculate the optimal trade size before every market entry to stay disciplined and manage risk effectively.

Calculate Your Position Size Now

Know exactly how much to trade before entering the market. Manage risk with confidence, protect your capital, and trade with discipline using our free Position Size Calculator.

Calculate Now