United Kingdom is 648 times larger than Portland, Oregon.
Area: 243,610 km2 World Factbook
Population: 63,742,977 (July 2014) World Factbook
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom or simply Britain, is a sovereign state located off the north-western coast of continental Europe. Wikipedia
Area: 376 km2 calculated
Portland is the largest city by population in the U.S. state of Oregon, near the confluence of the Willamette and Columbia rivers. Wikipedia