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This tool calculates the relative strength of each G8 currency by averaging its performance against all G7 peers over your chosen lookback period. For Australia traders, it helps identify which currencies are driving moves in AUD pairs — without needing a live account.

#fx/ Overview

How it works

The Currency Strength Meter normalises each major currency's percentage change against every other G8 currency over your selected timeframe. By averaging these cross-pair performances, it produces a single strength score per currency. A positive score means the currency is gaining relative to the group; negative means it's weakening.

Strength score = avg(performance of currency vs each of G7 peers, normalised over chosen lookback)

The formula uses mid-market rates from our aggregated feed. For AUD-denominated accounts, the tool automatically converts all values to AUD at the prevailing rate — no manual adjustment needed. Pip values and lot sizes follow standard forex conventions (100,000 units per standard lot).

Worked example

Example: 24-hour lookback, all G8 currencies

  • Lookback: 24 hours
  • Currencies: USD, EUR, JPY, GBP, AUD, NZD, CAD, CHF
  • Data: Mid-market rates from 00:00 UTC to 00:00 UTC

We calculate each currency's percentage change against its seven peers over 24 hours, average those seven values, and normalise to a single score.

Result: Strongest: USD +0.62%; weakest: JPY -0.41%; AUD neutral 0.05%

A round-trip trade on AUD/JPY would incur approximately 0.46% in relative strength drag before any spread or commission.

Edge cases

  • JPY pairs use 0.01 pip-step (vs 0.0001) — The tool automatically adjusts pip calculations for JPY crosses; no manual conversion needed.
  • Non-USD account adds FX-conversion drag — If your account is in AUD, the tool factors in the AUD/USD conversion rate at calculation time.
  • Mini/micro lots scale linearly — Results for 0.1 lot (10,000 units) are exactly 1/10th of standard lot values.
  • Weekend gaps cause anomalous readings — Strength scores calculated over Monday open vs Friday close may show exaggerated moves due to gap fills.

Glossary

  • Majors — The most traded currency pairs (EUR/USD, USD/JPY, GBP/USD, USD/CHF) that form the backbone of strength calculations.
  • Minors — Cross-pairs excluding USD (EUR/GBP, AUD/JPY) that provide additional strength data points.
  • Trend — The directional bias confirmed when multiple currencies show consistent strength or weakness over your lookback period.

FAQ

How accurate is this Currency Strength Meter?
Mathematically exact given the input rates. Accuracy depends on the rate-table update frequency — we refresh every 60 seconds from aggregated feeds. For live trading, compare with your broker's real-time quotes.
Does it work for any broker?
Yes. The math is universal — it calculates relative strength from mid-market rates, not broker-specific spreads. Results are broker-agnostic.
What if my pair isn't in the dropdown?
The tool covers all G8 currencies and their 28 cross-pairs. If you need an exotic pair, contact us and we'll add it. For manual calculations, use the formula above.
Why does the result differ from my broker's panel?
Brokers apply spreads, commissions, and mark-ups to their quoted rates. Our tool uses mid-market rates without these costs, so your broker's strength readings may vary by 1-3 pips depending on their pricing model.

No broker yet?

If you don't have a broker yet and want to test these calculations on a demo, FxPro accepts Australia residents. We are FxPro affiliates — see disclosure.

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