London
1,572 km²
Paris
105 km²
UK
France
Area Comparison
London is 15.0x larger than Paris
Population Comparison
London has 4.2x more people than Paris
In terms of area, London is 15.0x the size of Paris. London spans 1,572 km² (607 mi²) while Paris covers 105 km² (41 mi²) — a difference of 1,467 km². You could fit Paris inside London approximately 14 times.
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Paris at 105 km² is about 1.2x smaller than San Francisco.
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. Paris works out to about 15,000 American football fields, 52 times the area of Monaco, or 31 times the area of Central Park.
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.
Paris is the capital and largest city of France, with an estimated city population of 2.04 million in an area of 105.4 km2 (40.7 sq mi), and a metropolitan population of 13.2 million as of January 2026. Located on the river Seine in the centre of the Île-de-France region, it is the largest metropolitan area and fourth-most populous city in the European Union (EU).
Also known as "City of Light", Paris has an area of 105 km² and is home to 2.2 million people. It was founded around 250 BC. Visitors come for Eiffel Tower, Louvre Museum, Notre-Dame Cathedral, and much more. Getting around is easy with the Paris Métro.
Paris packs 2.04 million people into just 105 km2, giving it one of the highest urban densities in Europe.
Looking beyond city limits, the Paris metropolitan area covers 17,174 km², which is 2.0x larger than greater London at 8,382 km². The London metro area is also more populous, with 14.3 million people compared to 12.3 million.
London has a population density of 5,712 people per km² — a densely populated city. Paris, with 20,571 people per km², is one of the most densely packed urban areas on Earth. Paris is dramatically more crowded, with 3.6x the population density.
Both cities are in Europe, but they represent different national approaches to urban development. London (UK) and Paris (France) offer a fascinating regional contrast.
Both cities share a oceanic climate, though local geography creates distinct microclimates in each.
Size Ratio
Paris fits inside London ~14 times
Density Gap
Paris is 3.6x more densely populated
History
Paris is ~293 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).
Paris covers 105 km². Cities with a similar urban footprint include Barcelona (101 km²), Lisbon (100 km²), Vancouver (115 km²), San Francisco (121 km²), or Copenhagen (91 km²).
The straight-line distance from London to Paris is 344 km (213 miles), with an estimated flight time of ~54m. See full distance details, including timezone difference and city facts.
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