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World ETF vs S&P 500: how to compare them

A whole-world ETF and an S&P 500 ETF are both common starting points — they just cover different amounts of the map.

👉 Change the numbers above — it’s your money, your assumptions.

Same idea, different breadth

Both are index ETFs — the difference is how much of the world they cover. The S&P 500 is one country (the US), 500 big companies. A world fund spans many developed countries and thousands of companies. Same simple idea, wider or narrower La parte del mundo en la que invierte el fondo — por ejemplo, mundo, EE.UU., Europa o mercados emergentes. More → .

How to compare any two funds here

Open the screener, tick two funds and press Compare. Look at the yearly fee ( El coste de funcionamiento anual del fondo, expresado como % de tu dinero. €0,20 por cada €100 al año con un ratio de 0,20%. Cuanto menor sea, más barato resulta. More → ), what each one holds, and the Rentabilidad que incluye dividendos reinvertidos — la visión más completa de lo que realmente ganaste. More → basis shown. One important caution: a fund that did well over the last year may not do so next year — past performance is not a prediction. We show the facts; the choice is yours.

🤔 Compared with an S&P 500 ETF, a world ETF generally…

Common questions

Isn’t the world fund mostly US anyway?
A large chunk of a developed-world index is US companies, because they are big — but it still adds many other countries the S&P 500 leaves out. The screener shows what each holds.
Which one is right for me?
We don’t answer that — it depends on your goals and how concentrated you want to be. The compare tool lays out the facts so you can decide. Education, not advice.