City Map Compare/Chennai vs Rome
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5 km
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Chennai

427 km²

Rome

1,285 km²

Chennai vs Rome - City Size Comparison

Chennai vs Rome - City Size Comparison

Chennai

India

Area427 km²
Population6.60M
Density15,457 /km²
Elevation6 m
Founded1639
Rome

Italy

Area1,285 km²
Population2.87M
Density2,233 /km²
Elevation21 m
Metro Pop.4.3M
Founded753 BC
ClimateMediterranean

Area Comparison

Chennai is 3.0x smaller than Rome

Population Comparison

Chennai has 2.3x more people than Rome

Is Chennai Bigger Than Rome?

Yes — Rome is 3.0x larger than Chennai by area. Rome spans 1,285 km² (496 mi²) while Chennai covers 427 km² (165 mi²) — a difference of 858 km². You could fit Chennai inside Rome approximately 3 times.

To put Chennai's size in perspective, its area of 427 km² is about 1.4x smaller than Seoul. Meanwhile, Rome at 1,285 km² is about 1.2x smaller than London.

Picture Chennai another way: its area is large enough to fit about 60,000 American football fields, 130 times the area of Central Park, or 7 times the area of Manhattan. Rome works out to about 180,000 American football fields, 22 times the area of Manhattan, or 12 times the area of Paris.

About Chennai

Chennai, also known as Madras, is the capital and largest city of Tamil Nadu, the southernmost state of India. It is located on the Coromandel Coast of the Bay of Bengal. As per the 2011 Indian census, Chennai is the sixth-most-populous city in India and forms the fourth-most-populous urban agglomeration. The city is coterminous with Chennai district, which together with the adjoining suburbs constitutes the Chennai Metropolitan Area, one of the largest metropolitan areas of India.

Known as "Madras", Chennai covers 427 km² with a population of 6.6 million. The city was established in 1639. Chennai is known for Marina Beach, Kapaleeshwarar Temple, Fort St. George, among other attractions.

Chennai, formerly Madras, is the capital of Tamil Nadu and the sixth-most-populous city in India.

About Rome

Rome is the capital city and most populated comune (municipality) of Italy. It is also the administrative centre of the Lazio region and of the Metropolitan City of Rome. A special comune named Roma Capitale with a population of 2.7 million in an area of 1,287.36 km2 (497.1 mi2), Rome is the third most populous city in the European Union by population within city limits. The Metropolitan City of Rome Capital, with a population of 4.2 million, is the most populous metropolitan city in Italy.

Nicknamed "The Eternal City", Rome has an area of 1,285 km² and is home to 2.9 million people. Its history stretches back to 753 BC. Visitors come for Colosseum, Vatican City, Trevi Fountain, and much more. Getting around is easy with the Rome Metro.

Rome's special comune Roma Capitale spans 1,287 km2, making it the third most populous city in the EU within city limits

Population Density

Chennai has a population density of 15,457 people per km² — an extremely dense urban environment. Rome, with 2,233 people per km², is a moderately dense city. Chennai is dramatically more crowded, with 6.9x the population density.

Key Differences at a Glance

Size Ratio

Chennai fits inside Rome ~3 times

Density Gap

Chennai is 6.9x more densely populated

History

Rome is ~2,392 years older

Cities Similar in Size to Chennai

Chennai covers 427 km². Cities with a similar urban footprint include Vienna (415 km²), Oslo (454 km²), Denver (401 km²), Portland (376 km²), or Philadelphia (370 km²).

Cities Similar in Size to Rome

Rome covers 1,285 km². Cities with a similar urban footprint include Los Angeles (1,302 km²), Phoenix (1,341 km²), Rio de Janeiro (1,221 km²), San Antonio (1,209 km²), or Lagos (1,172 km²).

Related Comparisons

Frequently Asked Questions

Is Chennai actually bigger than Rome?
Rome is 3.0 times larger than Chennai by area. Rome covers 1,285 km² while Chennai spans 427 km², a difference of 858 km².
How many times does Chennai fit inside Rome?
Chennai (427 km²) fits inside Rome (1,285 km²) approximately 3 times. That means Rome is 3.0x the area of Chennai.
What is the population difference between Chennai and Rome?
Chennai has approximately 6.6 million people, while Rome has about 2.9 million. Chennai has 3.7 million more residents.
Which city is more densely populated, Chennai or Rome?
Chennai is more densely populated with 15,457 people per km², compared to 2,233 people per km².
Which city is older, Chennai or Rome?
Rome is older, founded around -753, while Chennai was established around 1639 — a difference of about 2392 years.
How does the map comparison work?
Our synchronized map comparison tool displays both cities at the same zoom level. When you zoom in or out on one map, the other automatically adjusts to maintain the same scale, allowing you to directly compare the relative sizes of both cities.
Can I compare other cities?
Yes! Use the city selectors at the top of the page to choose any two cities from our database of 50+ major cities worldwide, or enter custom coordinates for any location.

Distance Between Chennai and Rome

The straight-line distance from Chennai to Rome is 7,208 km (4,479 miles), with an estimated flight time of ~8h 59m.

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