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India
UK
Area Comparison
Delhi is 1.1x smaller than London
Population Comparison
Delhi has 1.9x more people than London
In terms of area, London is 1.1x the size of Delhi. London spans 1,572 km² (607 mi²) while Delhi covers 1,484 km² (573 mi²) — a difference of 88 km².
To put Delhi's size in perspective, its area of 1,484 km² is roughly the same size as London. Meanwhile, London at 1,572 km² is about 1.4x smaller than Tokyo (city proper).
India's capital territory and a historic city. Known as "Dilli", Delhi covers 1,484 km² with a population of 16.8 million. The city was founded around 1500 BC. Delhi is known for Red Fort, Qutub Minar, India Gate, among other attractions. The city's main transit system is the Delhi Metro.
Delhi has been continuously inhabited for over 3,000 years and served as capital for multiple empires
Capital of England and the United Kingdom. Also known as "The Big Smoke", London has an area of 1,572 km² and is home to 9.0 million people. It was established in 43. Visitors come for Big Ben, Tower of London, Buckingham Palace, and much more. Getting around is easy with the London Underground.
London was the first city to have an underground railway, opening in 1863
Looking beyond city limits, the Delhi metropolitan area covers 46,208 km², which is 5.5x larger than greater London at 8,382 km². The Delhi metro area is also more populous, with 32.9 million people compared to 14.3 million.
Delhi has a population density of 11,314 people per km² — an extremely dense urban environment. London, with 5,712 people per km², is a densely populated city. Delhi is noticeably denser, packing 2.0 times more people per square kilometer.
This comparison spans continents — Delhi in Asia versus London in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Delhi has a humid subtropical climate while London experiences oceanic conditions. Summers are notably different: Delhi averages 34°C compared to 19°C in London. When it's noon in Delhi, it's 6.5:00 AM in London — a 5.5-hour time difference.
Density Gap
Delhi is 2.0x more densely populated
Time Difference
5.5 hours apart
History
Delhi is ~1,543 years older
The straight-line distance from Delhi to London is 6,697 km (4,161 miles), with an estimated flight time of ~8h 23m. See full distance details, including timezone difference and city facts.
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