City size comparison

compared to

Shanghai is about 18 times bigger than Portland.

Portland is approximately 346 sq km, while Shanghai is approximately 6,341 sq km, making Shanghai 1,734% larger than Portland.
Tip: This to-scale comparison of Portland vs. Shanghai uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Shanghai vs. Portland

Flip Comparison · See true size
See Shanghai on top of Portland
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Cost of Living Comparison · 7 categories - 2026 data
Portland is 2.3 times more expensive than Shanghai
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