The5%ers Risk of Ruin Calculator
Calculate your probability of blowing your The5%ers account based on your win rate, risk per trade, and reward-to-risk ratio. See whether your strategy survives The5%ers's drawdown rules. The5%ers uses static (floor never moves) with a 4% daily loss limit and 4% max drawdown. Updated March 2026.
The5%ers uses static (floor never moves). With static drawdown, profits add buffer above the floor, but a losing streak can still wipe out that buffer quickly. This calculator shows exactly how many bad trades you can survive.
Account Size
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Max position size that won't breach daily loss limit
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ROI calculation: challenge cost vs potential payout
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Calculate pip value for any currency pair and lot size
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Profit/Loss Calculator
Calculate P&L in dollars, pips, and % of account
Swap/Overnight Fee Calculator
Estimate overnight swap costs for holding positions
Break-Even Calculator
How many trades and months to recoup challenge costs
Risk of Ruin Calculator for Other Firms
Frequently Asked Questions
What is The5%ers's daily loss limit?
The5%ers's daily loss limit is 4% of your account balance. For the $20,000 account, the daily limit is $800.
What drawdown type does The5%ers use?
The5%ers uses static (floor never moves). The floor is fixed at account opening and never moves up, even when you profit.
What win rate do I need to pass The5%ers?
The minimum win rate depends on your reward-to-risk ratio. With a 1.5:1 R:R, a 45% win rate gives you a positive expectancy. With 1:1 R:R, you need above 55%. For The5%ers's 4% max drawdown, lower risk per trade (0.5-1%) dramatically reduces your risk of ruin even with modest win rates.
What is a good risk of ruin percentage for prop trading?
A risk of ruin below 5% is considered safe for prop firm trading. Below 1% is excellent. Most failed prop firm traders have risk of ruin above 30% because they risk too much per trade (2%+ of account) or have a negative expectancy strategy.
Data source: The5%ers (https://the5ers.com). Last verified: 2026-03-21.
Drawdown type: Static (floor never moves) | Daily limit: 4% | Profit split: 50-100%