London
1,572 km²
Mumbai
603 km²
UK
India
Area Comparison
London is 2.6x larger than Mumbai
Population Comparison
London has 1.4x fewer people than Mumbai
Yes — London is 2.6x larger than Mumbai by area. London spans 1,572 km² (607 mi²) while Mumbai covers 603 km² (233 mi²) — a difference of 969 km². You could fit Mumbai inside London approximately 2 times.
To put London's size in perspective, its area of 1,572 km² is about 1.4x smaller than Tokyo (city proper). Meanwhile, Mumbai at 603 km² is roughly the same size as Seoul.
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. Mumbai, by comparison, equals about 84,000 American football fields, 180 times the area of Central Park, or 10 times the area of Manhattan.
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.
Mumbai, also known as Bombay, is the capital city of the Indian state of Maharashtra. Mumbai is the financial capital and the most populous city proper of India, with an estimated population of 12.5 million (1.25 crore). Mumbai is the centre of the Mumbai Metropolitan Region, which is among the most populous metropolitan areas in the world with a population of over 23 million. Mumbai lies on the Konkan coast on the west coast of India and has a deep natural harbour.
Nicknamed "Bombay", Mumbai has an area of 603 km² and is home to 12.4 million people. It was established in 1507. Visitors come for Gateway of India, Marine Drive, Bollywood, and much more. Getting around is easy with the Mumbai Suburban Railway.
Mumbai is the most populous city proper in India and serves as the country's financial capital with around 12.5 million residents.
Looking beyond city limits, the London metropolitan area covers 8,382 km², which is 1.3x larger than greater Mumbai at 6,355 km². The Mumbai metro area is also more populous, with 20.7 million people compared to 14.3 million.
London has a population density of 5,712 people per km² — a densely populated city. Mumbai, with 20,630 people per km², is one of the most densely packed urban areas on Earth. Mumbai is dramatically more crowded, with 3.6x the population density.
This comparison spans continents — London in Europe versus Mumbai in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
London has a oceanic climate while Mumbai experiences tropical wet and dry conditions. Winters differ dramatically: Mumbai stays around 25°C while London drops to 5°C. When it's noon in Mumbai, it's 6.5:00 AM in London — a 5.5-hour time difference.
Size Ratio
Mumbai fits inside London ~2 times
Density Gap
Mumbai is 3.6x more densely populated
Time Difference
5.5 hours apart
History
London is ~1,464 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).
Mumbai covers 603 km². Cities with a similar urban footprint include Madrid (604 km²), Seoul (605 km²), Chicago (606 km²), Toronto (630 km²), or Hyderabad (650 km²).
The straight-line distance from London to Mumbai is 7,192 km (4,469 miles), with an estimated flight time of ~8h 58m.
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