United Kingdom vs Bulgaria

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

Indicator comparison
IndicatorUnited KingdomBulgariaDifference
Population (2025) (people)69,487,0006,433,302+980.1%
GDP (nominal) (billion $)4,003131+2,955.7%
GDP per capita ($)57,60220,328+183.4%
Life expectancy (years)81.475.8—
Area (km²)243,610110,997+119.5%
Population density (people/km²)28558+392.1%
Median age (years)40.646.0—
Internet usage (%)95.582.4—
Unemployment rate (%)4.73.5—
Inflation (%)3.94.6—
Urban population (%)83.374.2—
Military expenditure (2024) (million $)81,7632,330+3,409.1%
Military expenditure as a share of GDP (%)2.282.15+6.0%
Military expenditure as a share of government spending (%)5.255.49−4.4%
Military expenditure per capita ($)1,177362+224.9%
Armed forces personnel (2020) (people)153,00037,000+313.5%
Armed forces per 1,000 people (people)2.25.8−61.7%
Armed forces as a share of the labor force (%)0.451.18−61.9%

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

At a glance

United Kingdom is higher on 9 of the 12 indicators, while Bulgaria leads on the remaining 3. The widest separation is in military expenditure (2024), about 35 times; they are closest on military expenditure as a share of government spending.

Key differences

  • Military expenditure (2024) shows the widest gap of all: United Kingdom stands at 81,763 against Bulgaria's 2,330 — roughly 35 times as much.
  • GDP (nominal) shows the widest gap of all: United Kingdom stands at 4,003 against Bulgaria's 131 — roughly 31 times as much.
  • Population (2025) shows the widest gap of all: United Kingdom stands at 69,487,000 against Bulgaria's 6,433,302 — roughly 11 times as much.
  • United Kingdom's population density (285) is about 4.9 times Bulgaria's (58).
  • United Kingdom's armed forces personnel (2020) (153,000) is about 4.1 times Bulgaria's (37,000).

Frequently asked questions

Where do United Kingdom and Bulgaria differ most?
In military expenditure (2024). United Kingdom records 81,763 against Bulgaria's 2,330 — a ratio of roughly 35 to one.
Where are United Kingdom and Bulgaria most alike?
In military expenditure as a share of government spending, at 5.49 and 5.25 — a gap of only %4.6.
On how many indicators is United Kingdom ahead of Bulgaria?
United Kingdom is higher on 9 of the 12 ratio-scale indicators and Bulgaria on 3. A higher number is not automatically better, though — population density, for instance, is a characteristic rather than an advantage.
United Kingdom and Bulgaria — core indicators
020 M40 M60 M80 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) — Bulgaria: 6,433,302GDP (nominal) — Bulgaria: 131GDP per capita — Bulgaria: 20,328Area — Bulgaria: 110,997
United KingdomBulgaria

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 Bulgaria.

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