London
1,572 km²
Phoenix
1,341 km²
UK
United States
Area Comparison
London is 1.2x larger than Phoenix
Population Comparison
London has 5.6x more people than Phoenix
Yes — London is 1.2x larger than Phoenix by area. London spans 1,572 km² (607 mi²) while Phoenix covers 1,341 km² (518 mi²) — a difference of 231 km².
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Phoenix at 1,341 km² is about 1.2x smaller than London.
Picture London another way: its area is large enough to fit about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris. Phoenix, by comparison, equals about 188,000 American football fields, 23 times the area of Manhattan, or 13 times the area of Paris.
London is the capital and largest city of England and the United Kingdom, with a population of 9.1 million people in 2024. Its wider metropolitan area is the largest in Western Europe, with a population of 15.1 million. London stands on the River Thames in southeast England, at the head of a 50-mile (80 km) tidal estuary down to the North Sea, and has been a major settlement for nearly 2,000 years.
Known as "The Big Smoke", London covers 1,572 km² with a population of 9.0 million. The city was established in 43. London is known for Big Ben, Tower Bridge, Buckingham Palace, among other attractions. The city's main transit system is the London Underground.
London has been a major settlement for nearly 2,000 years, tracing its roots back to Roman times around 47 AD.
Phoenix is the capital and most populous city of the U.S. state of Arizona. With over 1.6 million residents at the 2020 census, Phoenix is the fifth-most populous city in the United States and the most populous state capital. The Phoenix metropolitan area, with an estimated 5.19 million residents, is the tenth-most populous metropolitan area in the U.S. and the most populous in the Mountain states and Southwest.
Often called "Valley of the Sun", Phoenix has an area of 1,341 km² and is home to 1.6 million people. It was established in 1868. Visitors come for Camelback Mountain, Desert Botanical Garden, Heard Museum, and much more.
Phoenix is the most populous U.S. state capital and the fifth-largest city in the country with 1.6 million residents.
London has a population density of 5,712 people per km² — a densely populated city. Phoenix, with 1,201 people per km², is a relatively spread-out city. London is dramatically more crowded, with 4.8x the population density.
Density Gap
London is 4.8x more densely populated
History
London is ~1,825 years older
London covers 1,572 km². Cities with a similar urban footprint include Bangkok (1,569 km²), Bogotá (1,578 km²), São Paulo (1,521 km²), Johannesburg (1,644 km²), or Mexico City (1,485 km²).
Phoenix covers 1,341 km². Cities with a similar urban footprint include Los Angeles (1,302 km²), Rome (1,285 km²), Rio de Janeiro (1,221 km²), Delhi (1,484 km²), or Mexico City (1,485 km²).
The straight-line distance from London to Phoenix is 8,481 km (5,270 miles), with an estimated flight time of ~10h 29m.
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