Dublin
114,990,000 km²
London
1,572 km²
Ireland
UK
Area Comparison
Dublin is 73148.9x larger than London
Population Comparison
Dublin has 15.2x fewer people than London
Dublin is significantly larger, covering 73148.9 times the area of London. Dublin spans 114,990,000 km² (44,397,869 mi²) while London covers 1,572 km² (607 mi²) — a difference of 114,988,428 km². You could fit London inside Dublin approximately 73148 times.
Meanwhile, London at 1,572 km² is about 1.4x smaller than Tokyo (city proper).
In more relatable units, Dublin's 114,990,000 km² is about 16,105,000,000 American football fields. For London, that's about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris.
Dublin is the capital and largest city of Ireland. Situated on Dublin Bay at the mouth of the River Liffey, it is in the province of Leinster, and is bordered on the south by the Dublin Mountains, part of the Wicklow Mountains range. Dublin is the largest city by population on the island of Ireland; at the 2022 census, the city council area had a population of 592,713, while the city, including suburbs, had a population of 1,263,219, and County Dublin had a population of 1,501,500.
Known as "The Fair City", Dublin covers 114,990,000 km² with a population of 0.6 million. The city was established in 841. Dublin is known for Trinity College, Guinness Storehouse, Temple Bar, among other attractions.
Dublin sits on Dublin Bay at the mouth of the River Liffey, bordered to the south by the Dublin Mountains.
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.
Often called "The Big Smoke", London has an area of 1,572 km² and is home to 9.0 million people. The city dates back to 43. Visitors come for Big Ben, Tower Bridge, Buckingham Palace, and much more. Getting around is easy with the London Underground.
London has been a major settlement for nearly 2,000 years, tracing its roots back to Roman times around 47 AD.
Dublin has a population density of 0 people per km² — a low-density, sprawling urban area. London, with 5,712 people per km², is a densely populated city. London is dramatically more crowded, with Infinityx the population density.
Size Ratio
London fits inside Dublin ~73148 times
Density Gap
London is Infinityx more densely populated
History
London is ~798 years older
Dublin covers 114,990,000 km². Cities with a similar urban footprint include Doha (132,000,000 km²), Chennai (426,830,040 km²), Hangzhou (16,854 km²), Beijing (16,411 km²), or Brisbane (15,826 km²).
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).
The straight-line distance from Dublin to London is 463 km (288 miles), with an estimated flight time of ~1h 3m.
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