Every FX broker's spread table starts in the same place, and the number next to EURUSD is almost always the smallest on the list. The pair combines the two largest reserve currencies in the world, is quoted continuously from the Sydney open on Monday to the New York close on Friday, and carries more turnover than any other instrument in FX. Nothing else offers that depth.
That depth is the reason it is the default recommendation for new traders, and it is also the reason it frustrates them. Cheap execution does not make direction easier to predict, and the tightest spread in the market is attached to the pair with the most sophisticated participants.
The contract details that matter
EURUSD is quoted to five decimal places on most modern platforms, with the fourth decimal as the pip and the fifth as a fractional pip. A standard lot is 100,000 euro of notional, which makes one pip worth 10 US dollars. A mini lot is 10,000 units at 1 dollar per pip, and a micro lot is 1,000 units at 10 cents per pip. Because the quote currency is the dollar, pip value is fixed rather than floating, which is one small practical advantage over pairs like EURGBP where the value changes with the rate.
Those numbers are the entire basis of position sizing, and getting them wrong is the most common cause of an oversized first trade. The arithmetic is set out in what is a pip and in lots and position sizes. Work out the position from the stop distance and the amount you are willing to lose, never from a round lot figure that feels comfortable.
How it behaves through the day
EURUSD has a pronounced daily rhythm. Through the Asian session it typically drifts in a narrow band, because neither of its two home markets is open. The London open brings the first real volume of the day and frequently resolves the overnight range decisively. The London and New York overlap, roughly the middle of the London afternoon, is the deepest liquidity window of the day and where most of the range is made. After London closes the pair usually goes quiet again.
The pattern is stable enough to build rules on, which is why the pair is the standard vehicle for session strategies. Both the London breakout and the overnight box approaches described in forex trading sessions were built around exactly this shape. It also means a level that held convincingly at 03:00 London time means very little, because almost nobody was there to defend it.
What actually moves it
EURUSD is a pure interest rate story more often than anything else. The pair is the market's live opinion on the relative path of policy at the Federal Reserve and the European Central Bank, and the largest sustained trends in its history line up with periods when the two were moving in opposite directions. The mechanism is described in interest rate differentials, and the two year yield spread between German and US government debt is the standard proxy traders watch.
On the calendar, US inflation and labour market releases produce the sharpest single moves, followed by the policy decisions and press conferences of both central banks. European data matters but tends to move the pair less violently, partly because euro area releases come out country by country before the aggregate. The behaviour around inflation prints is covered in CPI and forex, and it is worth understanding before holding a position through one.
Tight average spreads are an average. Around major releases, at the daily rollover and in the first minutes of Monday trading, EURUSD spreads widen like any other instrument and stops can fill well beyond their level. A strategy whose winners are 8 pips is far more exposed to this than one whose winners are 80.
The cost of trading the most crowded pair
Liquidity has two faces. The good one is execution: large orders fill without moving the market, slippage is smaller than on the crosses, and spreads stay narrow through most of the trading day. For anyone running a strategy with many trades and small targets, that alone can be the difference between an edge and a loss, since the costs are the same on every trade regardless of the outcome.
The bad face is that price is efficient. Simple patterns visible to everyone are arbitraged quickly, and the number of professional participants pricing EURUSD around the clock is larger than for any other instrument. If you are looking for slow, obvious inefficiency, the most liquid pair in the world is the least promising place to search. Traders who want more movement per unit of time often end up on gold or an index instead, at the cost of wider spreads and more violent behaviour.
A workable approach
Three habits suit the pair. Trade the London and New York hours, because the rest of the day rarely offers enough range to cover costs. Anchor to the higher timeframe direction, since EURUSD trends can persist for months when policy is diverging and fade to nothing when it is not. And keep the risk framework fixed rather than adjusting it per trade, along the lines set out in risk management rules.
The pair is also the natural place to test any new idea, precisely because its data history is long and its costs are low. If a strategy cannot show anything on EURUSD, wider spreads elsewhere are unlikely to rescue it. The testing discipline itself matters more than the instrument, and the standard traps are covered in backtesting basics.
None of this makes the pair safe. Leveraged trading in any instrument carries a high risk of loss, and the tight spread that makes EURUSD attractive also makes it easy to take a much larger position than intended for the same margin. The liquidity protects your execution, not your account.
"Beginners are told to start on EURUSD because it is cheap to trade. That is true. Nobody warns them it is also the pair where the competition is heaviest."
— Alex Onta, Executive Director, SINGUARD
Key Takeaways
- One standard lot of EURUSD is 100,000 euro and one pip is worth 10 US dollars, a fixed value because the dollar is the quote currency.
- The pair is quiet in Asian hours and makes most of its range in the London session and the London to New York overlap.
- Its direction is driven mainly by the expected policy path of the Federal Reserve relative to the European Central Bank, tracked through the two year yield spread.
- The tightest spreads in FX come with the most efficient pricing, so the pair rewards good execution and process rather than simple, widely known patterns.
Frequently Asked Questions
What is one pip worth on EURUSD?
On a standard lot of 100,000 euro, one pip is 10 US dollars. On a mini lot of 10,000 it is 1 dollar, and on a micro lot of 1,000 it is 10 cents. The value is fixed rather than floating because the dollar is the quote currency of the pair.
What time of day is best for trading EURUSD?
The London session and the overlap with New York carry the great majority of the pair's daily range and the tightest spreads. Asian hours are usually narrow and slow for EURUSD, and the late New York afternoon thins out considerably.
Is EURUSD good for beginners?
Its low spreads, deep liquidity and abundant data make it the least expensive pair to learn on, and micro lots allow small position sizes. It is also the most efficiently priced instrument in FX, so it is not easier to predict. All leveraged trading carries a high risk of loss regardless of the pair chosen.
About the Author
Alex Onta is an Executive Director at SINGUARD. He built eTrader, the terminal, the mobile apps, eTrader Broker, Copytrading, Business and Community, along with the worldwide clustered-server infrastructure it all runs on, with his brother Roman Onta helping on the design, and he leads that division today. Together with Roman he builds the Prop Firm CRM, the Broker CRM, Scalegram and CopySignals, and the two of them carry worldwide compliance, payment processing and international business structuring side by side. He lives and works in Dubai for most of the year. Meet the executive duo leading Singuard's five divisions.