Iran, Islamic Republic of vs Vietnam: Population in largest city
Iran, Islamic Republic of
9.73 million
in 2025
Vietnam
9.82 million
in 2025
Iran, Islamic Republic of rank
25th
Vietnam rank
24th
Population in largest city over time
- Iran, Islamic Republic of
- Vietnam
How they compare
Vietnam currently reports 9.82 million against 9.73 million in Iran, Islamic Republic of, a difference of 86,580.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was Iran, Islamic Republic of ahead.
Iran, Islamic Republic of ranks 25th and Vietnam ranks 24th of 153 countries.
Iran, Islamic Republic of has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Iran, Islamic Republic of | Vietnam | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 2.46 million | 1.64 million | 823,301 | Iran, Islamic Republic of |
| 1970s | 4.15 million | 2.31 million | 1.84 million | Iran, Islamic Republic of |
| 1980s | 5.73 million | 2.81 million | 2.92 million | Iran, Islamic Republic of |
| 1990s | 6.68 million | 3.61 million | 3.06 million | Iran, Islamic Republic of |
| 2000s | 7.58 million | 5.15 million | 2.43 million | Iran, Islamic Republic of |
| 2010s | 8.51 million | 7.25 million | 1.26 million | Iran, Islamic Republic of |
| 2020s | 9.44 million | 9.20 million | 233,155 | Iran, Islamic Republic of |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population in largest city, Iran, Islamic Republic of or Vietnam?
- Vietnam, at 9.82 million against 9.73 million in Iran, Islamic Republic of as of 2025.
- What is the difference in population in largest city between Iran, Islamic Republic of and Vietnam?
- 86,580, with Vietnam ahead.
- How many years of comparable data are there for Iran, Islamic Republic of and Vietnam?
- 66 years are reported by both, from 1960 to 2025.
- How do Iran, Islamic Republic of and Vietnam rank globally for population in largest city?
- Iran, Islamic Republic of ranks 25th and Vietnam ranks 24th of 153 countries.
- Where does this data come from?
- World Urbanization Prospects 2018, United Nations (UN), published as Population in largest city. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population in largest city is the urban population living in the country's largest metropolitan area.