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Singapore vs United States

Singapore vs United States
United States is larger; United States has more people
719 km² vs 9,833,517 km² · 6,111,175 vs 341,784,857

United States is 13677 times larger than Singapore — 9,833,517 against 719 km². United States is 56 times more populous than Singapore — 341,784,857 against 6,111,175 people.

Side by side

Singapore United States
Capital Singapore Washington, D.C.
Area 719 km² 9,833,517 km²
Population 6,111,175 (2025) 341,784,857 (2025)
Density 8499.5 /km² 34.8 /km²
Currency Singapore dollar (SGD) United States dollar (USD)
Official languages English, Malay, Tamil, Chinese English
Time zones UTC+08:00 UTC-10:00, UTC-09:00, UTC-08:00, UTC-07:00, UTC-06:00, UTC-05:00
Calling code +65 +1
Drives on the left right
Continent Asia North America
ISO codes SG / SGP US / USA

Population density

Singapore is 245 times more densely populated than United States — 8,500 against 35 people per km². Density is where area and population interact, and it often reverses the impression the headline figures give — a large country with a small population can feel emptier than a small crowded one by an enormous margin.

Practical differences

  • They drive on opposite sides — Singapore on the left, United States on the right.
  • Different currencies: the Singapore dollar and the United States dollar.
  • United States spans 6 time zones, so "local time" there is not a single answer.
  • Different continents — Asia and North America.

Singapore

A city-state on one main island plus about sixty smaller ones, and it has grown roughly a quarter since 1965 by reclaiming land from the sea. The port is one of the busiest in the world by tonnage. Changi Airport's Jewel holds a 40 m indoor waterfall, the tallest of its kind.

United States

Third or fourth largest country in the world depending on how China's area is counted. It spans six standard time zones across the fifty states, from UTC-10 in Hawaii to UTC-5 on the east coast. Death Valley holds the highest reliably recorded air temperature on Earth, 56.7 °C in 1913, and is 86 m below sea level; Denali, 5,500 km away in Alaska, is 6,190 m.

Neutral facts only. Nothing here addresses politics, government, economics or which country is preferable in any respect — population is the one figure that dates, and it carries its year.

Common questions

Is Singapore bigger than United States?
United States is larger — 9,833,517 km² against 719 km².
Which has more people, Singapore or United States?
United States, with 341,784,857 against 6,111,175.
What is the time difference between Singapore and United States?
Singapore is UTC+08:00 and United States is UTC-10:00, UTC-09:00, UTC-08:00, UTC-07:00, UTC-06:00, UTC-05:00. Daylight saving shifts the gap during the year in places that observe it.

Related pages

Sources

  1. The World Factbook — Central Intelligence Agency (Public domain (US Government))
  2. World Bank Open Data — The World Bank (CC BY 4.0)

How these figures are compiled and checked