However in terms of actual GDP size, the country's financial capital Mumbai is the biggest of them all.
With an annualised GDP growth rate of 11.5 per cent over the past seven fiscal years, Surat has emerged as the fastest growing city, while Ahemdabad region, which also includes
Gandhinagar, is third with 10.1 per cent, as per the data compiled by economic research firm Indicus Analytics.
Southern metropolis Bangalore is the second fastest growing region with 10.3 per cent growth, while rest of the city regions in the country saw a growth rate of less than nine per cent.
The growth rate figures are short-term annualised GDP growth rates for fiscal year 2001-02 to the fiscal year 2006-07.
The city regions includes rural and urban areas of the corresponding districts, Indicus Analytics said.
In terms of actual GDP size and contribution to the all India GDP, Mumbai occupies the top position, followed by the national capital region Delhi, Kolkata and Chennai.
According to Indicus Analytics, the current price GDP for the fiscal year 2006-07 stood at Rs 2,00,483 crore for Mumbai region, including suburban Mumbai and Thane, and contributed
6.16 per cent to all-India GDP.
For Delhi, including its nine districts and adjoining Noida, Ghaziabad, Faridabad and Gurgaon, the total region GDP stood at Rs 1,60,739 crore and contributed 4.94 per cent to all-India GDP size.