Nigeria vs Vietnam
Nigeria has 2.3× the population of Vietnam: 237,527,782 vs 101,598,527, a gap of 135.9 million. Nigeria is growing faster (+2.06% vs +0.60% a year), adding about 4,898,468 people a year against +612,685. At these source-year rates the modelled relative population gap is widening. Vietnam is the older society: 9.5% aged 65+ against 3.1% in Nigeria, while Nigeria has more children (40.5% under 15 vs 22.9%). People in Vietnam live 20.1 years longer on average (74.7 vs 54.6). GDP per capita is 4.1× higher in Vietnam ($5,066 vs $1,224).
Country/territory population bases: World Bank 2025 (Nigeria) and 2025 (Vietnam); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Nigeria vs Vietnam — side by side
 Nigeria |  Vietnam | |
|---|---|---|
| Population | 237,527,7822025 | 101,598,5272025 |
| Growth rate / yr | +2.06%2025 | +0.60%2025 |
| Births per 1,000 | 32.52024 | 13.42024 |
| Deaths per 1,000 | 11.62024 | 6.62024 |
| Children per woman | 4.382024 | 1.902024 |
| Life expectancy | 54.6 yrs2024 | 74.7 yrs2024 |
| Aged 0–14 | 40.5%2025 | 22.9%2025 |
| Aged 65+ | 3.1%2025 | 9.5%2025 |
| Density | 250.2 /km²2023 | 320.2 /km²2023 |
| Area | 923,770 km²2023 | 331,338 km²2023 |
| Urban population | 63.8%2025 | 38.8%2025 |
| Net migration / yr | -15,2582025 | -48,1712025 |
| GDP per capita | $1,2242025 | $5,0662025 |
| Country population rank (available records) | #6 | #16 |
| Base / world population (World Bank 2025) | 2.89% | 1.24% |
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). Nigeria: 5.3× from 1960 to 2025; Vietnam: 3.1× 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: Sub-Saharan Africa · East Asia & Pacific · rankings
Nigeria: Nigeria vs India, Nigeria vs China, Nigeria vs United States, Nigeria vs Indonesia, Nigeria vs Pakistan, Nigeria vs Brazil, Nigeria vs Bangladesh, Nigeria vs Russia.
Vietnam: Vietnam vs India, Vietnam vs China, Vietnam vs United States, Vietnam vs Indonesia, Vietnam vs Pakistan, Vietnam vs Nigeria, Vietnam vs Brazil, Vietnam vs Bangladesh.
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