Risk/Reward Ratio Calculator
Calculate the risk to reward ratio for your trades
Trade Parameters
Risk/Reward Analysis
Enter trade parameters to calculate risk/reward ratio
Risk/Reward Ratio Guide
Understanding R:R Ratios:
- • 1:1 – Risk equals reward
- • 1:2 – Risk $1 to make $2 (good)
- • 1:3 – Risk $1 to make $3 (excellent)
- • Higher ratios = better trades
Trading Tips:
- • Aim for minimum 1:2 ratio
- • Consider win rate with R:R
- • Higher R:R allows lower win rates
- • Always define risk before entering
Understanding Risk/Reward Ratio in Trading
The risk/reward ratio (R:R) is a fundamental concept in trading and investing that measures the potential profit of a trade relative to its potential loss. It is calculated by dividing the amount you stand to lose (risk) by the amount you expect to gain (reward). For example, if you risk $100 to make $200, your risk/reward ratio is 1:2 (you risk one unit to gain two units). This ratio helps traders assess whether a trade is worth taking based on their risk tolerance and overall strategy.
Why Risk/Reward Matters
Successful trading isn’t just about being right – it’s about managing risk. Even if you have a win rate below 50%, a favorable risk/reward ratio can make you profitable. For instance, with a 1:3 R:R, you only need to win 25% of your trades to break even. The breakeven win rate formula is: Breakeven % = (1 / (R:R + 1)) × 100%. So a 1:2 ratio requires a 33.3% win rate, while 1:1 requires 50%. This highlights why many professional traders aim for at least a 1:2 ratio.
How to Use the Calculator
Our calculator simplifies the process:
- Entry Price: The price at which you enter the trade (buy for long, sell for short).
- Stop Loss Price: The price at which you will exit if the trade goes against you. For long trades, stop loss must be below entry; for short trades, above entry.
- Take Profit Price: The target price where you will exit to capture profit.
- Position Size (optional): If entered, the calculator will also show the total monetary risk and reward based on that size.
The tool automatically detects if the trade is long or short and validates that your stop loss and take profit are placed correctly relative to the entry. It then computes the risk per unit (entry minus stop loss), reward per unit (take profit minus entry), and the ratio. A color‑coded indicator tells you if the ratio is excellent (≥2), good (1.5–2), or poor (<1.5). The breakeven win rate is also shown, helping you decide if the trade aligns with your strategy.
Practical Examples
Suppose you are trading a stock at $100. You place a stop loss at $98 (risk $2 per share) and a take profit at $106 (reward $6 per share). The R:R ratio is 3:1 (1:3). That’s an excellent setup – you risk $2 to gain $6. If your position size is 100 shares, your total risk is $200 and total reward $600.
Conversely, a trade with entry $50, stop loss $49.50 (risk $0.50), take profit $51 (reward $1.00) gives a 1:2 ratio. Good, but not great. You might still take it if your win rate is high.
Common Mistakes to Avoid
- Ignoring risk entirely: Always define your stop loss before entering a trade.
- Moving stop loss further away after entry: This increases risk and can turn a good R:R into a bad one.
- Taking trades with R:R below 1: Unless you have a very high win rate (>70%), these are usually not worth it.
- Not considering position size: Even with a good ratio, too large a position can blow up your account.
Combining R:R with Win Rate
Your overall trading edge comes from the combination of win rate and risk/reward. For example, a trader with a 40% win rate but an average R:R of 1:3 will be highly profitable over many trades. Use the breakeven formula to understand what win rate you need for a given R:R. This calculator instantly provides that number.
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