Portland, Oregon is 2.1 times larger than Spokane, Washington.
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
Area: 179 km2 calculated
Spokane is a city located in the northwestern United States in the state of Washington. It is the largest city of Spokane County of which it is also the county seat, second largest city in the state of Washington, and the metropolitan center of the Inland Northwest region. Wikipedia