Country comparison
United Kingdom vs United States
United States is 40× the size of United Kingdom. United States has 4.9× the population of United Kingdom. United States has 1.6× the GDP per capita of United Kingdom.
Side by side
| United Kingdom | Category | United States |
|---|---|---|
| 243,610 km² | Area (2024) United States: 40× more World Bank (CC BY 4.0) | 9,831,510 km² more |
| 69.5 million | Population (2025) United States: 4.9× more World Bank (CC BY 4.0) | 342 million more |
| 286 people/km² | Population density (2024) United Kingdom: 7.7× more World Bank (CC BY 4.0) | 37 people/km² |
| US$ 57,602 | GDP per capita (2025) United States: 1.6× more World Bank (CC BY 4.0) | US$ 90,027 more |
| 81.4 years more | Life expectancy (2024) World Bank (CC BY 4.0) | 78.9 years |
| 95% more | Internet users (2024) World Bank (CC BY 4.0) | 95% |
| 39.8 years | Median age (2023) Our World in Data (CC BY 4.0) | 38 years |
| 1.55 births per woman | Fertility rate (2024) World Bank (CC BY 4.0) | 1.63 births per woman |
| 4.2 t less | CO₂ emissions per capita (2024) United States: 3.2× more World Bank (CC BY 4.0) | 13.6 t |
| 521 more | Castles, fortresses and palaces United Kingdom: 7.7× more Wikidata (CC0 1.0) | 68 |
| 53 | Ghost stories United States: 1.4× more | 72 |
| 28 | UFO cases United States: 2.4× more | 67 |
| 43 | VPN providers with servers in the country VPN Map (Ominuvo) (CC BY 4.0) | 43 |
| English | Official languages Shared language: English Unicode CLDR (Unicode License v3) | English |
| pound sterling (GBP) | Currency ISO 4217 | US dollar (USD) |
| Type G · 230 V | Plugs and voltage No shared plug type · different voltage | Type A, B · 120 V |
| UTC, UTC+1 in summer | Time zone of the capital Time difference: 5 h IANA tz database (public domain) | UTC−5, UTC−4 in summer |
Values link to the country pages in the Ominuvo series maps. Area: World Bank data (indicator AG.SRF.TOTL.K2: land and inland water, source FAO, CC BY 4.0); “approx.” – no such data for the country: area of the map outline (Natural Earth 1:50m), accurate to about 3%.
More comparisons: United Kingdom
Source: World Bank – Surface area (AG.SRF.TOTL.K2), FAO (CC BY 4.0), World Bank – WDI: UN World Population Prospects (CC BY 4.0), World Bank – FAO population estimates, Food and Agriculture Organization of the United Nations (CC BY 4.0), World Bank – Country official statistics, National Statistical Organizations and/or Central Banks (CC BY 4.0), World Bank – World Population Prospects, United Nations (CC BY 4.0), World Bank – World Telecommunication/ICT Indicators Database, International Telecommunication Union… (CC BY 4.0), Our World in Data – UN, World Population Prospects (CC BY 4.0), World Bank – EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint… (CC BY 4.0), Wikidata (CC0 1.0), VPN Map (Ominuvo) (CC BY 4.0), Unicode CLDR (Unicode License v3), ISO 4217, IANA tz database (public domain), Natural Earth (public domain). Data from the Ominuvo series maps (index of 2026-11-01); details and licences on the map pages.