United Kingdom vs Iran

Every indicator for United Kingdom and Iran side by side, with the percentage gap between them. Sources are listed at the bottom of the page.

Indicator comparison
IndicatorUnited KingdomIranDifference
Population (2025) (people)69,487,00092,417,681−24.8%
GDP (nominal) (billion $)4,003363+1,002.8%
GDP per capita ($)57,6023,924+1,367.9%
Life expectancy (years)81.477.9—
Area (km²)243,6101,745,150−86.0%
Population density (people/km²)28553+438.6%
Median age (years)40.633.8—
Internet usage (%)95.585.3—
Unemployment rate (%)4.78.3—
Inflation (%)3.942.2—
Urban population (%)83.377.4—
Military expenditure (2024) (million $)81,7637,892+936.0%
Military expenditure as a share of GDP (%)2.282.01+13.4%
Military expenditure as a share of government spending (%)5.2512.55−58.2%
Military expenditure per capita ($)1,17785+1,277.9%
Armed forces personnel (2020) (people)153,000650,000−76.5%
Armed forces per 1,000 people (people)2.27.0−68.7%
Armed forces as a share of the labor force (%)0.452.35−80.9%

The difference column shows the percentage gap of United Kingdom relative to Iran; a positive value favors United Kingdom. Interpret it in context — for unemployment, a lower value is better.

At a glance

Neither side dominates: United Kingdom is higher on 6 of 12 indicators, Iran on 6. The widest separation is in gdp per capita (about 15×); they are closest on military expenditure as a share of gdp.

Key differences

  • GDP per capita shows the widest gap of all: United Kingdom stands at 57,602 against Iran's 3,924 — roughly 15 times as much.
  • Military expenditure per capita shows the widest gap of all: United Kingdom stands at 1,177 against Iran's 85 — roughly 14 times as much.
  • GDP (nominal) shows the widest gap of all: United Kingdom stands at 4,003 against Iran's 363 — roughly 11 times as much.
  • Military expenditure (2024) shows the widest gap of all: United Kingdom stands at 81,763 against Iran's 7,892 — roughly 10 times as much.
  • Iran's area (1,745,150) is about 7.2 times United Kingdom's (243,610).

Frequently asked questions

Where do United Kingdom and Iran differ most?
In gdp per capita. United Kingdom records 57,602 against Iran's 3,924 — a ratio of roughly 15 to one.
Where are United Kingdom and Iran most alike?
In military expenditure as a share of gdp, at 2.28 and 2.01 — a gap of only %13.
On how many indicators is United Kingdom ahead of Iran?
United Kingdom is higher on 6 of the 12 ratio-scale indicators and Iran on 6. A higher number is not automatically better, though — population density, for instance, is a characteristic rather than an advantage.
United Kingdom and Iran — core indicators
020 M40 M60 M80 M100 MPopulation (2025)GDP (nominal)GDP per capitaAreaPopulation (2025) — United Kingdom: 69,487,000GDP (nominal) — United Kingdom: 4,003GDP per capita — United Kingdom: 57,602Area — United Kingdom: 243,610Population (2025) — Iran: 92,417,681GDP (nominal) — Iran: 363GDP per capita — Iran: 3,924Area — Iran: 1,745,150
United KingdomIran

The indicators use different scales, so the chart is a rough visual comparison only; use the table for exact figures.

Other comparisons involving United Kingdom or Iran.

Data sourcesUN World Population Prospects, IMF, World Bank, SIPRI