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Risk of Ruin

Calculate Risk of Ruin instantly with the exact formula and a worked example. Free online calculator — no signup.

Risk of Ruin

Win rate, %
Loss rate, %
Trades to ruin
Risk of Ruin
1.8072%
(loss/win)^tradesCalculate Risk of Ruin instantly with the exact formula and a worked example. Free online calculator — no signup.
RoR
1,8072%

More about: Risk of Ruin

What it calculates

The “Risk of Ruin” calculator computes Risk of Ruin in % from 3 parameters: win rate, %, loss rate, %, trades to ruin.

Used by investors to estimate returns, project savings, and analyze a portfolio.

Example calculation

With parameters Win rate, % = 55, Loss rate, % = 45, Trades to ruin = 20 the result is 1.81 % ((loss/win)^trades).

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

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