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UK
Italy
Area Comparison
London is 1.2x larger than Rome
Population Comparison
London has 3.1x more people than Rome
In terms of area, London is 1.2x the size of Rome. London spans 1,572 km² (607 mi²) while Rome covers 1,285 km² (496 mi²) — a difference of 287 km².
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Rome at 1,285 km² is about 1.2x smaller than London.
Capital of England and the United Kingdom. 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 of London, Buckingham Palace, among other attractions. The city's main transit system is the London Underground.
London was the first city to have an underground railway, opening in 1863
Italy's capital and a city of ancient history. Nicknamed "The Eternal City", Rome has an area of 1,285 km² and is home to 2.9 million people. Its history stretches back to 753 BC. Visitors come for Colosseum, Vatican City, Trevi Fountain, and much more. Getting around is easy with the Rome Metro.
Rome contains an entire independent country within its borders — Vatican City, the world's smallest state
Looking beyond city limits, the London metropolitan area covers 8,382 km², which is 1.6x larger than greater Rome at 5,352 km². The London metro area is also more populous, with 14.3 million people compared to 4.3 million.
London has a population density of 5,712 people per km² — a densely populated city. Rome, with 2,233 people per km², is a moderately dense city. London is noticeably denser, packing 2.6 times more people per square kilometer.
Both cities are in Europe, but they represent different national approaches to urban development. London (UK) and Rome (Italy) offer a fascinating regional contrast.
London has a oceanic climate while Rome experiences Mediterranean conditions.
Density Gap
London is 2.6x more densely populated
History
Rome is ~796 years older
The straight-line distance from London to Rome is 1,434 km (891 miles), with an estimated flight time of ~2h 11m. See full distance details, including timezone difference and city facts.
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