Win Rate vs Profit Factor: Which Numbers Actually Matter
A high win rate feels good, but it won't tell you whether you're making money. Here's how win rate, average win and loss, profit factor and expectancy fit together.
Written By
Karolina Hansen
Key Takeaways
- Win rate on its own can't tell you whether you're profitable.
- Profit factor is gross profit divided by gross loss. Above 1 means you made more than you lost over that sample.
- Expectancy is your average result per trade. It takes your win rate and the size of your wins and losses together.
- A 70% win rate can lose money and a 35% win rate can make it. The difference is the size of the average win against the average loss.
Win rate is the number most traders quote first. It's easy to understand and it's nice to look at when it's high. All it counts, though, is how often you win. It says nothing about how much. Win small and lose big and you can have a win rate to brag about and an account that keeps shrinking. You need a few more numbers to see what's really going on. They're simpler than they sound.
The Five Numbers in a Results Summary
| Number | How it is worked out | What it tells you |
|---|---|---|
| Net result | Gross profit − gross loss | Whether you made or lost money overall |
| Win rate | Winning trades ÷ all trades | How often you win |
| Average win / loss | Total won ÷ winners, and total lost ÷ losers | How much a typical win and loss are worth |
| Profit factor | Gross profit ÷ gross loss | How many dollars you made for each dollar lost |
| Expectancy | (Win rate × avg win) − (loss rate × avg loss) | The average $ result per trade |
Two Accounts, Two Surprises
Here are two illustrative accounts trading gold, 100 trades each. The figures are in US dollars and made up to show how the numbers work.
Account A
70% win rate
- 70 wins × $50 = $3,500 gross profit
- 30 losses × $150 = $4,500 gross loss
- Net result: $3,500 − $4,500 = −$1,000
- Profit factor: $3,500 ÷ $4,500 = 0.78
- Expectancy: (0.70 × $50) − (0.30 × $150) = −$10 per trade
Best for: Wins often, still loses
Account B
35% win rate
- 35 wins × $240 = $8,400 gross profit
- 65 losses × $80 = $5,200 gross loss
- Net result: $8,400 − $5,200 = +$3,200
- Profit factor: $8,400 ÷ $5,200 = 1.62
- Expectancy: (0.35 × $240) − (0.65 × $80) = +$32 per trade
Best for: Loses often, still profitable
Illustrative example: net result over 100 trades
Illustrative example: gross profit vs gross loss
Account A's average loss is three times its average win, so it has to win far more than 70% of the time just to break even. Account B is the other way round. Its average win is three times its average loss, which means it can afford to lose most of its trades. On win rate alone you'd pick A. Every other number says B.
The Win Rate You Need Depends on Your Reward
If your average win is a multiple of your average loss, you can work out the win rate you need to break even with 1 ÷ (1 + reward-to-risk). So if your wins are twice the size of your losses, that's 1 ÷ (1 + 2) = 33.3%.
Break-even win rate by average win ÷ average loss
How to Read Your Own Summary
Start with net result
Did you make or lose money over the period? The rest of the numbers explain why.
Compare average win and loss
If your average loss is bigger than your average win, you need a high win rate just to stand still.
Check profit factor
Under 1, you lost more than you made in this sample. Over 1, you made more than you lost.
Use expectancy to compare
Average result per trade lets you put different periods, setups or markets side by side.
Mind the sample size
Twenty trades can fool you. Judge these numbers over a few dozen trades at least.
Win rate tells you how often. Average win and loss tell you how much. Look at one without the other and you're guessing.
Look past your win rate and see what your trades are really worth on average.
Open Your JournalFrequently Asked Questions
There isn't one target for everyone. Above 1 means you made more than you lost over that sample, and below 1 means the opposite. What counts as good depends on your strategy, your costs and how many trades you're looking at.
No. A high win rate is fine as long as your average loss isn't so big that it wipes out the wins. Just never look at it without your average win and loss next to it.
Expectancy is the average result per trade, in dollars. Profit factor is a ratio of total wins to total losses. They point the same way, so positive expectancy goes with a profit factor above 1.
Educational content only, not financial advice. Examples are illustrative. Trading involves risk, and past performance does not guarantee future results.
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