By Kestutis Balciunas — European long-term investor, 11+ years self-directed. Reviewed against my editorial process on 4 June 2026.
Last reviewed: 4 June 2026. Typical long-run estimates — not predictions. Some broker links are affiliate links — see my affiliate disclosure. Not investment advice.
ETF Volatility & Drawdown Comparison
Returns get all the attention, but the figure that actually decides whether you succeed as an investor is the one that makes you want to sell: how far your portfolio falls in a crash, and how bumpy the ride is along the way. This tool puts the typical volatility and worst historical drawdown of the main asset classes side by side, and — crucially — translates them into euros on your own amount, so “−54%” stops being an abstraction and becomes “your €50,000 falling to €23,000.” If you can look at that number calmly, you have found your risk level. If it makes you flinch, better to know now than in the middle of a crash.
Compare the risk of the main asset classes
These numbers make more sense with the guide
The free 12-page Starter Kit turns them into decisions: your first fund, a safe broker, and the tax basics for your country.
Volatility and drawdown are two different things
Volatility is the everyday bumpiness — how much an asset bounces around its average in a typical year. The tool expresses it as a euro range: a global equity fund with ~14% volatility will, in a normal year, swing roughly €7,000 either side of €50,000. Drawdown is the rarer, scarier number: the peak-to-trough fall in a real crash. The same global fund lost more than half its value in 2008. Volatility is what you live with month to month; drawdown is what tests whether you stay invested at all. A defensive bond fund has both a low volatility (~5%) and a shallow worst drawdown (~−18%), which is exactly why it earns its place as ballast even though its long-run return is far lower.
The number that actually matters
Average return is a story you tell yourself in calm markets; the drawdown is the test you sit in the actual exam. Look at the red figure in the tool — the euro amount your money would have fallen to in the worst historical crash — and ask honestly whether you would have held, kept contributing, and waited years for the recovery, or whether you would have sold near the bottom. That single question is more important than any forecast, because the recovery only rewards the investors who are still holding when it arrives. A €27,000 paper loss on €50,000 is survivable if you expected it and have time; it is catastrophic if it panics you into selling and you never buy back in.
See also: historical crash depths and recovery times.
Most investors lose to behaviour, not to markets
The uncomfortable truth behind every “average return” chart is that the average investor earns far less than their funds do, because they buy after rises and sell after falls. The market does not take your money in a crash — your own reaction does, when you turn a temporary paper loss into a permanent realised one. This is why matching your portfolio’s risk to your actual temperament matters more than squeezing out the last fraction of expected return. A calmer mix you can hold through a −35% drawdown beats a punchier one you bail out of at −50%. Use the comparison to find the level of pain you can genuinely tolerate, then build to it in the portfolio builder.
Worth reading next: guide to ETF benchmark comparison.
How to dial your risk to a level you can hold
The main lever is the split between volatile growth assets (global equity) and stabilising ones (bonds and cash): the more bonds, the shallower the worst drawdown, at the cost of lower expected return. A 60/40 global mix roughly halves the worst-case fall of an all-equity portfolio. Diversifying across regions and avoiding concentrated bets (a single-country or single-sector fund) trims the extremes too — check you are not unknowingly doubling up in the overlap analyzer. And if you are drawing an income in retirement, a buffer of cash and bonds is what lets you avoid selling equities into a drawdown — model that in the safe withdrawal rate calculator. When you have settled on a mix, my top pick for opening an account is Freedom24, with Trade Republic, Interactive Brokers and XTB as alternatives.
Frequently asked questions
Which ETF is the least volatile?
Among the asset classes here, cash/money-market funds are the calmest, followed by global bond funds (~5% volatility, ~−18% worst drawdown). Among equities, broad diversified global funds are less volatile than single regions or sectors, and high-dividend or quality tilts are usually a touch calmer than the broad market. Emerging markets, small-cap and tech are the most volatile.
What is a maximum drawdown?
It is the largest peak-to-trough fall an asset has suffered — how far it dropped from its high before recovering. Global equities have historically fallen more than 50% in the worst crashes (2008, 2020 briefly), while global bonds fell under 20% in their worst year (2022). Drawdown measures crash risk, the kind that tempts investors to sell at the bottom, which volatility alone does not capture.
How much can a stock ETF fall?
In a severe bear market, a broad global or US equity ETF can lose roughly half its value from peak to trough, and concentrated funds (single country, sector, small-cap or emerging markets) can fall 60% or more. These are temporary if you hold through them — markets have always recovered to new highs eventually — but the recovery only helps investors who stay invested. Size your equity exposure to a drop you could sit through.
Are bonds really safer than stocks?
For drawdown risk, yes — high-quality global bonds have historically fallen far less than equities in a crash, which is why they act as portfolio ballast. They are not risk-free (2022 was a bad bond year as rates rose), and their long-run return is lower. The point of bonds is not to make you rich but to shallow the worst-case fall so you can stay invested in your equities.
How do I reduce my portfolio’s volatility?
Add bonds or cash (the biggest lever — a 60/40 split roughly halves the worst-case fall of all-equity), diversify broadly across regions instead of concentrating in one country or sector, and avoid the most volatile corners (single-stock, leveraged or narrow thematic funds) unless you accept the swings. The trade-off is lower expected return, so target the calmest mix that still meets your goals.
Next: build a mix at your risk level in the portfolio builder, test it in retirement with the safe withdrawal rate calculator, and compare the underlying funds in the UCITS ETF comparison tool.