Brazil vs United States
United States has 1.6× the population of Brazil: 341,784,857 vs 212,812,405, a gap of 129.0 million. United States is growing faster (+0.52% vs +0.38% a year), adding about 1,785,717 people a year against +815,392. At these source-year rates the modelled relative population gap is widening. United States is the older society: 18.4% aged 65+ against 11.5% in Brazil, while Brazil has more children (19.4% under 15 vs 17.1%). United States is 1.5× as densely populated (36.8 vs 25.3 people per km²). People in United States live 2.9 years longer on average (78.9 vs 76.0). GDP per capita is 8.4× higher in United States ($90,027 vs $10,713).
Country/territory population bases: World Bank 2025 (Brazil) and 2025 (United States); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Brazil vs United States — side by side
 Brazil |  United States | |
|---|---|---|
| Population | 212,812,4052025 | 341,784,8572025 |
| Growth rate / yr | +0.38%2025 | +0.52%2025 |
| Births per 1,000 | 12.12024 | 10.62024 |
| Deaths per 1,000 | 7.12024 | 9.02024 |
| Children per woman | 1.612024 | 1.632024 |
| Life expectancy | 76.0 yrs2024 | 78.9 yrs2024 |
| Aged 0–14 | 19.4%2025 | 17.1%2025 |
| Aged 65+ | 11.5%2025 | 18.4%2025 |
| Density | 25.3 /km²2023 | 36.8 /km²2023 |
| Area | 8,510,420 km²2023 | 9,831,510 km²2023 |
| Urban population | 88.2%2025 | 80.2%2025 |
| Net migration / yr | -217,2832025 | +1,230,6632025 |
| GDP per capita | $10,7132025 | $90,0272025 |
| Country population rank (available records) | #7 | #3 |
| Base / world population (World Bank 2025) | 2.59% | 4.16% |
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). Brazil: 2.9× from 1960 to 2025; United States: 1.9× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Regions: Latin America & Caribbean · North America · rankings
Brazil: Brazil vs India, Brazil vs China, Brazil vs United States, Brazil vs Indonesia, Brazil vs Pakistan, Brazil vs Nigeria, Brazil vs Bangladesh, Brazil vs Russia.
United States: United States vs India, United States vs China, United States vs Indonesia, United States vs Pakistan, United States vs Nigeria, United States vs Brazil, United States vs Bangladesh, United States vs Russia.
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