Direct answer
For a pricing comparison in forex, you mainly check two published cost components: (1) the spread (the difference between the quoted buy and sell price) and (2) fees that are charged separately from the spread (commonly commissions and certain account or transaction charges). This helps you compare the advertised pricing input, not the final execution outcome, which can vary with market conditions and execution.
What “pricing comparison” means
Pricing comparison means evaluating the numbers a provider publishes (or calculates into a quoted price) so you can estimate the expected trading cost of entering and exiting positions. In practice, you should distinguish between:
- Stable mechanics you can compare across providers: how spread and fees are structured, where they appear in the cost breakdown, and whether they are quoted per trade, per lot, or per day.
- Variable execution outcomes you cannot fully lock in: how wide the spread becomes at the moment of execution, how order routing and slippage affect fills, and how costs change when the market is fast.
A useful assumption for examples is to compare the same instrument (same currency pair), the same trade size (same notional or lot size), and the same direction (buy vs sell), because spreads and certain fees can depend on these choices.
Which fees and spreads to check
Spread structure
Check the spread quote type and the level of the published spread:
- Whether the provider shows a fixed spread concept or a variable (floating) spread concept.
- Whether the spread you see is typically shown as raw (before any commissions) or as an all-in representation.
Key limitation: the quoted spread may not equal the executed spread during fast moves.
Explicit fees (commissions and account charges)
If the provider charges costs in addition to the spread, list them clearly and compare them on a like-for-like basis:
- Commission per trade (for example, per round turn or per side).
- Any minimum charges that can apply for small position sizes.
- Account-related fees that may appear even when trading is minimal (for example, inactivity or platform-related charges).
Assumption for comparability: convert costs to a common unit using the same position size and the same trade frequency. If one provider expresses commission per lot and another expresses it per trade, you need a consistent trade-size assumption.
Evidence or example: separating components
Example setup (assumptions):
- You compare Provider A and Provider B.
- Both trade the same currency pair.
- You use the same trade size and you model the same number of round turns.
In a simplified cost view:
- Total entry/exit cost ≈ (spread cost) + (explicit commissions/fees).
- If Provider A has a wider spread but lower commissions, and Provider B has a narrower spread but higher commissions, the “cheaper” option depends on your trade size and how often you trade.
This illustrates why pricing comparison focuses first on what is published and structured (spread and fee rules), before trying to conclude anything about outcomes.
Limitations and risks (what can break the comparison)
- Spread widening at execution: even if a provider publishes an average or typical spread, the real-time spread can widen due to volatility, liquidity changes, or news.
- Slippage and fill uncertainty: market orders and even some limit orders can result in fills different from the mid price or from the displayed quote.
- Rollover-related costs: holding positions can introduce additional charges that are not captured by a one-time spread/commission comparison.
- Inconsistent assumptions: comparing across different account types (fee model, minimums, contract size conventions) can produce misleading “apples to apples” comparisons.
Verification and next question
To verify your comparison, check that your spreadsheet (or mental model) uses consistent assumptions for:
- instrument and contract conventions,
- trade size,
- number of round turns,
- and the exact cost definitions (what counts as spread vs what counts as fees).
Next question to ask independently: Which costs apply only if you hold (overnight/rollover) and which costs apply immediately (entry/exit)? That separation often changes which provider looks cheaper over the actual holding period.