FX基礎

What Are Pips | Understanding the Basic Unit of FX Trading with Formulas and Real Examples

2026-05-27  / Ya

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Pips appear constantly on FX charts and profit/loss displays, serving as the universal language all traders share for the smallest unit of price movement. However, the monetary value per pip differs by currency pair, and a miscalculation when multiplying by lot size can throw your entire profit/loss management off. This article covers the definition of pips, calculation formulas by currency pair, how to convert pips into monetary gains and losses, and the common pitfalls beginners fall into.

Definition / How It Works

Pips stands for “percentage in point” or “price interest point” and refers to the smallest unit of movement in an exchange rate. For yen pairs such as USD/JPY, one unit at the second decimal place equals 1 pip; for cross-currency pairs such as EUR/USD and GBP/USD, one unit at the fourth decimal place equals 1 pip.

Most FX brokers also display an additional decimal place known as pipettes, or 1/10 pip, for even finer granularity. When USD/JPY is quoted as 150.123, the final digit 3 is the pipette, and 10 pipettes = 1 pip. Spreads quoted as decimals such as 0.6 pips reflect this pipette-level display.

Pips measure price range and are not themselves a monetary amount. To convert to a profit or loss figure, you must calculate: pips x lot size x pip value.

Examples / Formulas / Reference Table

The table below summarizes the definition of 1 pip for major currency pairs and the monetary value of 1 pip when trading 1 lot (100,000 units).

Currency Pair1 Pip Unit1 Pip Value per 1 Lot (100,000 units)
USD/JPY0.01 JPY1,000 JPY
EUR/JPY0.01 JPY1,000 JPY
GBP/JPY0.01 JPY1,000 JPY
EUR/USD0.0001 USD10 USD (approx. 1,500 JPY at 150 JPY/USD)
GBP/USD0.0001 USD10 USD (approx. 1,500 JPY at 150 JPY/USD)
XAU/USD (Gold)0.01 or 0.1 USD depending on brokerVaries by broker (see below)

Here is a concrete profit/loss example. If you buy USD/JPY at 150.00 and close at 150.50, the range is 50 pips. At 1 lot (100,000 units), the profit is 50 pips x 1,000 JPY = 50,000 JPY. At 0.1 lots (10,000 units) it is 5,000 JPY, and at 0.01 lots (1,000 units) it is 500 JPY.

If you buy EUR/USD at 1.0800 and close at 1.0850, the range is again 50 pips, yielding a profit of 500 USD (approximately 75,000 JPY) at 1 lot. Note that the same 50 pips can translate to very different JPY amounts depending on the currency pair and trade size.

For gold (XAU/USD), the pip definition varies by broker. For example, some brokers count a price of 2300.50 as “2300 pips 5” while others count it as “23005 pips,” which also affects how spreads are quoted. Always confirm the broker’s pip definition in their specification documents before trading.

Common Pitfalls for Beginners

  • Confusing pips and pipettes: Some traders misread a spread of 0.6 pips as 0.6 JPY and overestimate the actual trading cost by a factor of ten. On USD/JPY, 0.6 pips equals 0.006 JPY (= 0.6 sen).
  • Treating yen pairs and dollar pairs the same: A 50-pip move on USD/JPY and a 50-pip move on EUR/USD involve different volatility characteristics and time frames. Comparing strategies by pip count alone leads to flawed risk assessment.
  • Skipping the lot calculation: Saying you “captured 100 pips” tells you nothing about risk or profit. Risk management only works when you back-calculate lot size from your acceptable loss amount and combine it with an estimated pip range.
  • Treating gold and index CFDs the same as currency pairs: The monetary value of 1 pip on XAU/USD or equity index CFDs differs significantly from standard currency pairs, making unexpected profit/loss swings more likely.
  • Choosing a broker solely on average spread in pips: The advertised average spread can widen several times during news releases or periods of low liquidity. It is important to verify actual effective spreads by time of day.

FX AI Lab’s Take

At FX AI Lab, we treat pips as “the common language for quantifying risk.” In both the EAs we are currently testing and the copy-trade strategies we operate, we require three values to be fixed numerically before every entry: expected pip gain, maximum allowable pip loss, and JPY value per pip. Lot sizing is then automated to eliminate variability. We view strict pip-based risk management as a factor that influences long-term survival even more than win rate.

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This article is intended for educational and informational purposes only and does not constitute a recommendation to trade any specific strategy or instrument. FX trading involves leverage and may result in losses exceeding your initial investment. Please read all risk disclosures carefully and make all trading decisions at your own risk.