Picture two people who each tucked away 100,000 units of their local currency at the start of 2025 — one in Oslo, one in Buenos Aires. By December, both had less buying power than when they started. The only question was how much less.
TL;DR
- Every fiat currency lost ground in 2025. The only question was how much
- Hard-currency economies saw low-single-digit inflation; currencies in crisis lost double or triple digits
- Bitcoin is volatile but finite (capped at 21 million coins), so it can't be quietly diluted the way a national currency can
Hard-currency inflation, 2025
Crisis-currency inflation
That's the quiet tax of inflation. It doesn't take money out of your account. It takes value out of the money that's already there.
How much did currencies lose in 2025?
It varied enormously. Hard-currency economies saw consumer prices rise in the low single digits — annoying, but survivable. Countries in currency crises watched prices climb by double or triple digits, gutting savings in months. You can see the spread, country by country, on our inflation map.
The mechanism is the same everywhere. When the supply of money grows faster than the supply of goods, each unit buys less. Wages chase prices, prices stay ahead, and the gap is the loss.
Why does bitcoin get measured differently?
Bitcoin has no central bank and a supply capped at 21 million coins. Nobody can issue more to cover a deficit or stimulate an economy. That doesn't make it calm — its price swings hard, and a rough year hurts — but it can't be quietly diluted the way a national currency can.
So the comparison isn't "stable vs. volatile." It's "diluted slowly and predictably" vs. "volatile but finite." Over multi-year spans, that finiteness has preserved purchasing power where many fiat currencies have bled it away.
Inflation is a tax you never voted for and never see on a receipt.
What can you actually do with this?
Start by knowing your number. Find your country on the inflation history pages and look at the multi-year trend, not just last year. Then see what your money buys in everyday prices and how that's moved when you price it in sats over time.
None of this is advice. Bitcoin's volatility is real, and 2025's CPI figures are a rear-view mirror, not a forecast. But understanding what your currency lost is the first step to deciding what to do about it.
The bottom line
In 2025 the question wasn't whether your currency lost value — it was how much. Inflation is gradual and guaranteed; bitcoin is jumpy and finite. Seeing both side by side is the whole point of SatsAtlas.