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A large lot gives the same price move a greater cash impact. That is its appeal: a favourable scenario can produce a larger profit. Understanding the effect requires displaying both directions under the same assumptions.
Large lots: compare the same move
Entirely fictional example: one lot is worth USD 2 per point. Assume a favourable 60-point move or an adverse 30-point move before charges and execution differences. No real instrument or trading result is represented.
| Volume | Gain at +60 points | Loss at −30 points |
|---|---|---|
| 0.1 lot | +USD 12 | −USD 6 |
| 1 lot | +USD 120 | −USD 60 |
| 2 lots | +USD 240 | −USD 120 |
The favourable move stays unchanged; only volume changes. Two lots produce twice the result of one lot in this linear model. The table does not predict direction or whether the target will be reached before the stop.
From gross to net profit
Spread, applicable commission, overnight charges and conversion can affect the result. A fictional USD 120 gross gain with USD 6 of separate costs gives USD 114 net. A USD 60 gross loss with the same costs becomes USD 66. Real charges depend on the account and contract.
Avoid counting spread twice when a calculation using executed prices already includes it. Compare estimates and booked results consistently. Floating profit on an open position is not yet realised profit.
Lot size and leverage are different
Lots determine exposed volume. Leverage can change required margin under dynamic requirements; it does not change the gain per point at identical volume. Some instruments have fixed margin requirements independent of leverage settings.
Low margin does not imply low potential loss. The account still needs to withstand price variation and existing positions. Exness margin documentation and the calculator help examine these parameters without validating a strategy.
Reward-to-risk does not supply a win rate
The gross target in the table is twice the theoretical loss. That does not demonstrate profitability. Actual gains, losses, their frequency and fees are needed. Partial or early exits can alter the advertised ratio.
A fictional 20% capital loss requires a 25% gain on the remaining funds to recover: 1,000 becomes 800, then 800 × 1.25 = 1,000. The arithmetic explains why loss size matters even for a method capable of substantial gains.
Who is this reasoning for?
Readers seeking to understand exposure before entry. Its benefit is making cash amounts visible; its limitation is that a model predicts neither market direction nor execution. This guide recommends no universal lot size and promises no immediate wealth.
Frequently asked questions
Does a larger lot improve the probability of winning?
No. It changes the money impact of the move, not setup quality.
Does more leverage increase profit at the same lot size?
Not for the same contract and price move; examine its margin effect.
Does the stop fix the calculated loss exactly?
Execution can differ. The table remains a conditional estimate.
Why we recommend Exness for trade preparation
Exness is our preferred choice for comparing accounts and examining volume, margin and charges through its documentation and calculator. The tool does not select a strategy or guarantee an outcome. Check your country’s offer and account specifications.
Explore Exness account types to distinguish cost structures. Open an Exness account through our partner link if you wish to open an account. Brokelio may receive commissions under the partner programme.
Sources and method
Official sources checked on 9 October 2026. Original calculations and fictional examples, with no instrument selected or personal performance claimed. Live parameters depend on contract, account and execution conditions. CFD trading can result in loss of capital.