City size comparison

compared to

Key West is about 466 times smaller than Shanghai.

Shanghai is approximately 6,341 sq km, while Key West (area of Key West island) is approximately 14 sq km, making Key West 0.21% the size of Shanghai.
Tip: This to-scale comparison of Shanghai vs. Key West uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Key West vs. Shanghai

Flip Comparison · See true size
See Key West on top of Shanghai
→
Cost of Living Comparison · 7 categories - 2026 data
Shanghai is 57.9% cheaper than Key West
→
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.
Download on the App Store GET IT ON Google Play