City size comparison

compared to

Oslo is about 2.1 times bigger than Seattle.

Seattle is approximately 217 sq km, while Oslo is approximately 454 sq km, making Oslo 109% larger than Seattle.
Tip: This to-scale comparison of Seattle vs. Oslo uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oslo vs. Seattle

Flip Comparison · See true size
See Oslo on top of Seattle
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Cost of Living Comparison · 7 categories - 2026 data
Seattle is 64.7% more expensive than Oslo
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