City size comparison

compared to

Naples is about 3.8 times smaller than San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Naples (map shows its 10 named neighbourhoods; the area covers the whole city) is approximately 32 sq km, making Naples 26.33% the size of San Francisco.
Tip: This to-scale comparison of San Francisco vs. Naples uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Naples vs. San Francisco

Flip Comparison · See true size
See Naples on top of San Francisco
→
Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 44.6% more expensive than Naples
→
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