Portland, Oregon is 56,850 times larger than Tacoma, 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: 0 km2 calculated
Tacoma is a mid-sized urban port city in and the county seat of Pierce County, Washington, United States. The city is on Washington's Puget Sound, 32 miles southwest of Seattle, 31 miles northeast of the state capital, Olympia, and 58 miles northwest of Mount Rainier National Park. Wikipedia