Updated
Overview
The United Kingdom has about 50% more people than Argentina: 69.49 million against 45.85 million (2025).
The United Kingdom's economy is 5.9 times the size of Argentina's, at $4.00T versus $683.10B.
Per person, the United Kingdom is the wealthier of the two: $57,602 against $14,898 in GDP per capita.
Population
GDP (nominal)
GDP per capita
The full table
| Indicator | United Kingdom | Argentina | Years | Factbook, Jan 2026 |
|---|---|---|---|---|
| Economy | ||||
| GDP (nominal) | Higher: $4.00T | $683.10B | 2025 | $3.64T / $633.27B |
| GDP per capita | Higher: $57,602 | $14,898 | 2025 | — / — |
| GDP growth | 1.4% | Higher: 4.4% | 2025 | — / — |
| Inflation | Lower: 3.9% | 219.9% | 2025 / 2024 | 3.3% / — |
| Unemployment | Lower: 4.7% | 7.1% | 2025 | — / — |
| Price level (US=100) | 89 | 46 | 2025 | — / — |
| Avg monthly earnings | Higher: $3,567 | $811 | 2025 | — / — |
| Minimum wage | Higher: $2,532 | $297 | 2024 | — / — |
| Big Mac price | $7.40 | $5.91 | — | — / — |
| People | ||||
| Population | 69.49 million | 45.85 million | 2025 | 68.75 million / 45.42 million |
| Population growth | 0.3% | 0.3% | 2025 | — / — |
| Median age | 40.1 yrs | 32.9 yrs | 2025 | — / — |
| Fertility rate | 1.54 | 1.50 | 2025 | — / — |
| Life expectancy | Higher: 81.4 yrs | 77.5 yrs | 2024 | — / — |
| Urban population | 83% | 92% | 2025 | — / — |
| Internet users | Higher: 95% | 90% | 2024 | — / — |
| Geography | ||||
| Area | 242,900 km² | 2,780,400 km² | — | — / — |
| Population density | 286.1/km² | 16.5/km² | 2025 | — / — |
| Environment | ||||
| CO2 emissions | 313 Mt | Lower: 171 Mt | 2024 | — / — |
| CO2 per capita | 4.5 t | Lower: 3.7 t | 2024 | — / — |
| Military | ||||
| Military spending | $81.76B | $4.18B | 2024 | — / — |
| Military spending (% GDP) | 2.3% | 0.6% | 2024 | — / — |
| Armed forces personnel | 153,000 | 103,000 | 2020 | — / — |
Sources by row: World Bank WDI, IMF WEO, UN WPP 2024, ILOSTAT, The Economist. Emphasis marks the stronger figure where one direction is meaningfully better.
Reading the numbers
Economy
Argentina is growing faster: 4.4% annual GDP growth versus 1.4%.
Inflation is a serious concern in Argentina at 219.9%, while the other economy sits at 3.9%.
Day-to-day prices are noticeably lower in Argentina: a price level of 46 versus 89 on a US=100 scale.
Average monthly earnings favour the United Kingdom: $3,567 against $811 (ILOSTAT, latest available years).
People and society
Argentina is the younger society: median age 32.9 versus 40.1 years.
Life expectancy is 3.8 years longer in the United Kingdom (81.4 vs 77.5).
Geography
By land area, the United Kingdom is only about 1/11 the size of Argentina: 242,900 km² versus 2,780,400 km².
The United Kingdom is far more densely settled: 286 people per km² against 16.
Military
The United Kingdom spends 20 times as much on defence as Argentina: $81.76B versus $4.18B (World Bank/SIPRI data).
Relative to its economy, the United Kingdom carries the heavier military burden: 2.3% of GDP versus 0.6%.
The United Kingdom fields the larger armed forces: 153,000 personnel against 103,000 (note: personnel data lags; observation years shown in the table).
Frequently asked
- Is the United Kingdom bigger than Argentina?
- Argentina is larger by land area. The United Kingdom covers 242,900 km² while Argentina covers 2,780,400 km², so Argentina is 11 times the size of the other.
- Which has more people, the United Kingdom or Argentina?
- The United Kingdom has the larger population: 69.49 million versus 45.85 million (World Bank, 2025).
- Is the United Kingdom richer than Argentina?
- Measured by GDP per capita, the United Kingdom is richer: $57,602 against $14,898. Total GDP tells the same story: $4.00T for the United Kingdom versus $683.10B for Argentina.
- Who spends more on their military, the United Kingdom or Argentina?
- The United Kingdom spends more: $81.76B versus $4.18B per year (World Bank, SIPRI-derived data; observation years vary).
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