1. Hong Kong, China
Metro/Urban Population: 6.8 million

  2. Chicago, USA
Metro/Urban Population: 8.5 million

3. Shanghai, China
Metro/Urban Population: 13.1 million

4. New York City, USA
Metro/Urban Population: 21.0 million

5. Tokyo, Japan
Metro/Urban Population: 32.0 million

6. Singapore
Metro/Urban Population: 3.8 million

7. Toronto, Canada
Metro/Urban Population: 5.1 million

8. Kuala Lumpur, Malaysia
Metro/Urban Population: 1.5 million

9. Shenzhen, China
Metro/Urban Population: 4.2 million

10. Seoul, South Korea
Metro/Urban Population: 20.8 million

11. Sao Paolo, Brazil
Metro/Urban Population: 18.3 million

12. Sydney, Australia
Metro/Urban Population: 4.2 million

13. Frankfurt, Germany
Metro/Urban Population: 4.1 million

14. Dubai, United Arab, Emirates
Metro/Urban Population: 1.6 million

15. Guangzhou, China
Metro/Urban Population: 4.1 million