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What is a Good Profit Factor in Trading?
July 2026
5 min read
Statistics
Profit factor is one of the few trading metrics that combines both frequency and magnitude into a single number — unlike win rate, which only tells you how often you're right. But that same completeness makes it easy to misread: a single exceptional trade can produce a profit factor that looks strong while hiding a fragile, inconsistent process underneath.
What Profit Factor Actually Measures
Profit factor is calculated as gross profit divided by gross loss. If your winning trades total $8,000 and your losing trades total $4,000, your profit factor is 2.0 — you made $2 for every $1 lost across your full sample.
This is meaningfully different from win rate. A strategy can have a low win rate and a high profit factor (frequent small losses, occasional large wins) or a high win rate and a low profit factor (frequent small wins, occasional large losses that eat into them). Profit factor captures the net relationship between the two.
The Score Ranges — What Each Level Means
2.0+
Strong
Your gross profit is at least double your gross loss. This is a robust ratio, assuming it holds across a large enough sample and isn't driven by one or two outlier trades.
1.5–2.0
Solid
A healthy, sustainable edge. Most consistently profitable retail and funded traders operate in this range rather than the higher one — a 2.0+ profit factor sustained over hundreds of trades is genuinely uncommon.
1.0–1.5
Marginal
The strategy is profitable but thin. After accounting for spreads, commissions, and slippage — costs that profit factor doesn't include by default — a ratio in this range can easily turn unprofitable in live conditions.
Below 1.0
Unprofitable
Gross loss exceeds gross profit. The strategy is losing money before any consideration of trading costs, which only make the picture worse.
A Worked Calculation Example
Winning trades (22)
Total gross profit: $6,600
Losing trades (18)
Total gross loss: $3,900
Win rate
55%
Profit factor
6,600 ÷ 3,900 = 1.69
This trader's profit factor of 1.69 falls in the solid range. It reflects a genuinely favorable relationship between winning and losing trade sizes, not just a favorable win rate — the 55% win rate alone tells you less than the full 1.69 ratio does.
The Trap: A High Profit Factor That Hides Fragility
Why the raw number can mislead
A trader with 30 trades, 29 small losses of $50 each and one exceptional win of $3,000, has a profit factor of roughly 2.07 — a number that looks strong. But this strategy is entirely dependent on rare, outsized events rather than a repeatable process. Remove that single trade and the strategy is deeply unprofitable. The raw ratio doesn't reveal this concentration on its own.
The check that catches this: calculate your profit factor excluding your single best trade. If the number collapses dramatically — from 2.0 down to 0.8, for example — your edge is concentrated in rare events rather than distributed across your process, and the headline profit factor is overstating how repeatable your results actually are.
A related check is sample size. A profit factor calculated from 15 trades carries far less statistical weight than one calculated from 150. As a rule of thumb, treat any profit factor calculated from under 30 trades as provisional rather than conclusive.
Track Your Real Profit Factor Over Time
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Frequently Asked Questions
What is a good profit factor for a trading strategy?
A profit factor above 1.5 is generally considered solid for a trading strategy, with 2.0 or higher considered strong. A profit factor of exactly 1.0 means gross profit equals gross loss — the strategy is breaking even before costs. Below 1.0 means the strategy is losing money. However, the profit factor number alone is insufficient without also checking sample size and consistency, since a small sample or a single outsized trade can produce a misleadingly high or low number.
How is profit factor calculated?
Profit factor is calculated by dividing your gross profit (the sum of all winning trades) by your gross loss (the sum of all losing trades, as a positive number). A profit factor of 2.0 means you made $2 for every $1 lost across your full trade history. This differs from win rate, which only measures how often you win, not how much you win or lose relative to each other.
Can a strategy have a high profit factor and still be risky?
Yes. A high profit factor driven by one or two exceptionally large winning trades, with the rest of the sample close to breakeven, indicates a fragile edge that depends heavily on rare events rather than a repeatable process. Checking the profit factor excluding your single best trade is a useful way to see whether the number reflects genuine consistency or a lucky outlier.
Does profit factor account for trading costs?
Not by default. A basic profit factor calculation uses raw trade P&L, which may or may not already include spread and commission depending on how your broker reports it. A strategy with a marginal profit factor (1.0–1.3) is especially sensitive to this — costs that seem negligible per trade can be the difference between profitable and unprofitable once compounded across dozens of trades.