Europe is 2,218 times larger than Harris County, Texas.
Area: 10,180,000 km2 DESA
Population: 738,199,000 (2012) DESA
Europe is, by convention, one of the world's seven continents. Wikipedia
Area: 4,589 km2 calculated
Population: 4,253,700 (2012)
Harris County is a county in the U.S. state of Texas. As of the 2010 census, the population was 4,092,459, making it the most populous county in Texas and the third-most populous in the United States. Wikipedia