Difference in one sentence
Leverage is the factor that controls how large your forex position can be compared to your account funds, while margin is the amount of collateral set aside from your funds to support and maintain that position.
Explanation: what each term means
Leverage describes a multiplier. For example, if leverage is 1:100, a position can be sized at up to 100 times the capital used as the basis for that sizing. Leverage does not, by itself, guarantee profits; it mainly increases the potential size of price movements in account terms.
Margin is collateral (often called “margin required”) that must be posted to open and keep a leveraged position. In practice, the broker deducts margin from available funds, so it can reduce what remains available for new positions or to absorb losses.
A useful way to connect them:
- Leverage can let you control a larger market exposure.
- Margin determines how much of your account must be reserved to hold that exposure.
How they work together (checks and comparisons)
A position’s size is influenced by leverage, but the margin consumed depends on the broker’s margin rules and the exposure you take. When the market moves against you, your account equity typically drops. As equity falls, the relationship between margin used and equity becomes more strained.
That is why, under adverse moves, traders talk about margin pressure:
- If you use a lot of margin (often because you chose high leverage or large exposure), less equity remains to buffer losses.
- The point where the broker may intervene (for example, by restricting new trades or closing positions) is commonly linked to margin level or usable equity.
Limitations, risks, and what you can verify
- Broker rules differ: The exact way margin is calculated (and what triggers actions like forced closing) depends on the broker’s platform and product terms.
- Terms can be used differently: Some platforms describe “margin,” “used margin,” and “free margin” with specific meanings—check the definitions in your account documentation.
- No outcome is implied: Higher leverage can increase sensitivity to price changes, but it does not predict future performance.
To verify for your own account, compare the broker’s definitions of leverage limits, margin required, used vs free margin, and the conditions for any protective actions. If any of these are unclear, rely on the account’s official rules rather than assumptions.