Believe it or not, Ahmedabad has been ranked as the best mega-city in India.

Surprisingly, it has surpassed Pune, Mumbai and Delhi in opinion poll conducted by market research firm IMRB across the country's eight biggest urban agglomerations.

Besides being a hub of education, information technology and scientific industries, Ahmedabad is the cultural and commercial heart of Gujarat. It also has a booming textile industry.

Cities with more than population of 5 million or more according to the 2011 Census.

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New Delhi

One of the fastest growing cities in the world, New Delhi is the topper in social infrastructure.

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Ahmedabad

Ahmedabad ranks first in the physical and civic infrastructure. In 2010, Forbes magazine rated Ahmedabad as the fastest-growing city in India.

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Bangalore

Bangalore, the IT hotbed of India is a topper in environment. Bangalore is also known as the Garden City and a pensioner's paradise.

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Ahmedabad, Hyderabad

Ahmedabad, Hyderabad is first in social and cultural values. Hyderabad was once a global center of the diamond and pearls trade.

Hyderabad is home to many historical sites, including the Unesco Asia Pacific Heritage site of Chowmahalla Palace

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Ahmedabad, Pune, Hyderabad

The survey which ranks cities in terms of peace of mind finds Ahmedabad, Pune, Hyderabad as the best. Pune is a city of many communities and cultures.

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Mumbai

Mumbai tops in terms of leisure facilities. Mumbai is the commercial and entertainment capital of India.

It is also one of the world's top 10 centres of commerce in terms of global financial flow.

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Delhi, Mumbai

Delhi, Mumbai are the best in ease of commuting with a good network of public transport system.

Public transport systems in mainly includes suburban railway, bus services, auto rickshaws and taxis. In Delhi, buses, auto rickshaws and a metro rail system are the main forms of transport.