Argentina vs Mexico
Mexico has 2.9× the population of Argentina: 131,946,900 vs 45,851,378, a gap of 86.1 million. Mexico is growing faster (+0.83% vs +0.34% a year), adding about 1,090,386 people a year against +155,482. At these source-year rates the modelled relative population gap is widening. Argentina is the older society: 12.6% aged 65+ against 8.5% in Mexico, while Mexico has more children (24.1% under 15 vs 21.0%). Mexico is 4.0× as densely populated (66.7 vs 16.6 people per km²). People in Argentina live 2.3 years longer on average (77.5 vs 75.3).
Country/territory population bases: World Bank 2025 (Argentina) and 2025 (Mexico); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Argentina vs Mexico — side by side
 Argentina |  Mexico | |
|---|---|---|
| Population | 45,851,3782025 | 131,946,9002025 |
| Growth rate / yr | +0.34%2025 | +0.83%2025 |
| Births per 1,000 | 11.12024 | 15.52024 |
| Deaths per 1,000 | 7.72024 | 6.22024 |
| Children per woman | 1.502024 | 1.892024 |
| Life expectancy | 77.5 yrs2024 | 75.3 yrs2024 |
| Aged 0–14 | 21.0%2025 | 24.1%2025 |
| Aged 65+ | 12.6%2025 | 8.5%2025 |
| Density | 16.6 /km²2023 | 66.7 /km²2023 |
| Area | 2,780,400 km²2023 | 1,957,194 km²2023 |
| Urban population | 92.4%2025 | 80.0%2025 |
| Net migration / yr | +2,8592025 | -108,0372025 |
| GDP per capita | $14,8982025 | $13,8892025 |
| Country population rank (available records) | #35 | #11 |
| Base / world population (World Bank 2025) | 0.56% | 1.61% |
Highlighted cell = the higher value (not "better"). Small print under each value is its own data year. Source: World Bank; country/territory population bases may have different years. These are not live counts.
Population since 1960
World Bank population history (not the separate UN WPP timeline). Argentina: 2.2× from 1960 to 2025; Mexico: 3.6× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Region: Latin America & Caribbean · rankings
Argentina: Argentina vs Brazil, Argentina vs Mexico, Argentina vs Colombia, Argentina vs Spain, Argentina vs Algeria, Argentina vs Iraq, Argentina vs Afghanistan, Argentina vs Yemen.
Mexico: Mexico vs India, Mexico vs China, Mexico vs United States, Mexico vs Indonesia, Mexico vs Pakistan, Mexico vs Nigeria, Mexico vs Brazil, Mexico vs Bangladesh.
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