Hong Kong is 5.2 times larger than North Las Vegas, Nevada.
Area: 1,104 km2 World Factbook
Population: 7,112,688 (July 2014) World Factbook
Hong Kong, alternatively known by its initials H.K., is a former British Colony and is currently a Special Administrative Region of the People's Republic of China, enclosed by the Pearl River Delta and South China Sea. Wikipedia
Area: 213 km2 calculated
North Las Vegas is a city in Clark County, Nevada, United States, located in the Las Vegas Valley. The city was incorporated on May 16, 1946. It is near the city of Las Vegas, and is the fourth largest city in the state of Nevada. Wikipedia