Delhi
1,484 km²
Sydney
12,368 km²
India
Australia
Area Comparison
Delhi is 8.3x smaller than Sydney
Population Comparison
Delhi has 3.2x more people than Sydney
In terms of area, Sydney is 8.3x the size of Delhi. Sydney spans 12,368 km² (4,775 mi²) while Delhi covers 1,484 km² (573 mi²) — a difference of 10,884 km². You could fit Delhi inside Sydney approximately 8 times.
To put Delhi's size in perspective, its area of 1,484 km² is roughly the same size as London. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
Picture Delhi another way: its area is large enough to fit about 208,000 American football fields, 25 times the area of Manhattan, or 14 times the area of Paris. Sydney works out to about 1,700,000 American football fields, 120 times the area of Paris, or 100 times the area of San Francisco.
Delhi, officially the National Capital Territory (NCT) of Delhi, is a megacity and a union territory of India containing New Delhi, the capital of India. Straddling the Yamuna river, but spread chiefly to the west, or beyond its right bank, Delhi shares borders with the state of Uttar Pradesh in the east and with the state of Haryana in the remaining directions. Delhi became a union territory on 1 November 1956 and the NCT in 1995. The NCT covers an area of 1,484 square kilometres (573 sq mi).
Known as "City of Djinns", 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, India Gate, Qutub Minar, among other attractions. The city's main transit system is the Delhi Metro.
Delhi is a megacity and union territory of India, containing New Delhi, the capital of the country.
Sydney is the capital city of the state of New South Wales, and is the most populous city in Australia. Located on Australia's east coast, the metropolis surrounds Sydney Harbour and extends about 80 kilometres (50 mi) from the Pacific Ocean in the east to the Blue Mountains in the west, and about 80 kilometres (50 mi) from Ku-ring-gai Chase National Park and the Hawkesbury River in the north and north-west, to the Royal National Park and Macarthur in the south and south-west.
Nicknamed "Sydneysiders", Sydney has an area of 12,368 km² and is home to 5.3 million people. It was established in 1788. Visitors come for Sydney Opera House, Sydney Harbour Bridge, Bondi Beach, and much more. Getting around is easy with the Sydney Trains.
Sydney stretches roughly 80 km from the Pacific Ocean in the east to the Blue Mountains in the west.
Looking beyond city limits, the Delhi metropolitan area covers 46,208 km², which is 3.7x larger than greater Sydney at 12,368 km². The Delhi metro area is also more populous, with 32.9 million people compared to 5.3 million.
Delhi has a population density of 11,314 people per km² — an extremely dense urban environment. Sydney, with 429 people per km², is a low-density, sprawling urban area. Delhi is dramatically more crowded, with 26.4x the population density.
This comparison spans continents — Delhi in Asia versus Sydney in Oceania. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Both cities share a humid subtropical climate, though local geography creates distinct microclimates in each. When it's noon in Sydney, it's 7.5:00 AM in Delhi — a 4.5-hour time difference.
Size Ratio
Delhi fits inside Sydney ~8 times
Density Gap
Delhi is 26.4x more densely populated
Time Difference
4.5 hours apart
History
Delhi is ~3,288 years older
Delhi covers 1,484 km². Cities with a similar urban footprint include Mexico City (1,485 km²), São Paulo (1,521 km²), Bangkok (1,569 km²), London (1,572 km²), or Bogotá (1,578 km²).
Sydney covers 12,368 km². Cities with a similar urban footprint include Chengdu (14,378 km²), Xi'an (10,097 km²), Melbourne (9,993 km²), Brisbane (15,826 km²), or Beijing (16,411 km²).
The straight-line distance from Delhi to Sydney is 10,443 km (6,489 miles), with an estimated flight time of ~12h 47m.
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