City size comparison

compared to

Seattle is about 2.4 times bigger than Copenhagen.

Copenhagen is approximately 90 sq km, while Seattle is approximately 217 sq km, making Seattle 141% larger than Copenhagen.
Tip: This to-scale comparison of Copenhagen vs. Seattle uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Seattle vs. Copenhagen
Flip Comparison · See true size
See Seattle on top of Copenhagen
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Cost of Living Comparison · 7 categories - 2026 data
Copenhagen is 3.6% more expensive than Seattle
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