Profit Factor Calculator
Measure your trading system's profitability. Enter your gross profits and losses to see how many dollars you make for every dollar you lose.
Track This Automatically with Disciplined
Disciplined calculates your profit factor automatically — globally, by asset, by setup, and by time period. See exactly where your edge is strongest.
- Real-time metric tracking
- Unlimited trade logging
- Professional analytics dashboard
- Free up to 50 trades
Understanding Profit Factor
The Simplest Measure of System Quality
Profit factor distills your entire trading performance into a single number. It answers a straightforward question: for every dollar you lose, how many dollars do you make?
Profit Factor = Gross Profit / Gross Loss
Interpreting Your Profit Factor
A profit factor of exactly 1.0 means you break even (before costs). Every point above 1.0 represents your edge. The relationship to your actual return depends on trade frequency — a profit factor of 1.5 with 200 trades per month generates more than 1.5 with 5 trades per month.
Profit Factor by Strategy Type
- Scalping systems — typically 1.1–1.5 PF with high trade frequency (volume compensates for thin edge)
- Day trading systems — typically 1.3–2.0 PF with moderate frequency
- Swing trading systems — typically 1.5–3.0 PF with lower frequency but higher per-trade edge
- Trend following — can show very high PF during trending markets but drops significantly in chop
Using Profit Factor for System Improvement
Track your profit factor over time and across different filters. If your PF is 2.0 on long trades but 0.8 on short trades, you have a clear action item. If it's 2.5 on crypto but 1.1 on forex, that tells you where to focus. A trading journal that breaks this down automatically saves hours of spreadsheet analysis.
Frequently Asked Questions
What is profit factor?▾
Profit factor is the ratio of gross profits to gross losses. A profit factor of 2.0 means you make $2 for every $1 you lose. It's one of the simplest and most revealing metrics for evaluating a trading system's overall performance.
What is a good profit factor?▾
A profit factor above 1.0 means you're profitable. Most professional traders consider 1.5+ as good, 2.0+ as excellent, and 3.0+ as exceptional (though values above 3.0 with a small sample size should be viewed skeptically). Below 1.0 means you're losing money.
How is profit factor different from expectancy?▾
Profit factor is a ratio (gross profit / gross loss), while expectancy is a dollar amount per trade. Profit factor tells you the overall efficiency of your system. Expectancy tells you the expected value of each trade. Both are useful — profit factor is better for comparing systems, expectancy is better for projecting results.
Can profit factor be misleading?▾
Yes, in small samples. A profit factor of 5.0 from 10 trades is meaningless — it could be luck. Also, profit factor doesn't account for the distribution of wins and losses. A system with consistent small wins and rare catastrophic losses might show a good profit factor until the big loss hits.