Country size comparison

compared to

San Diego is about 30 times bigger than Macau.

Macau is approximately 28 sq km, while San Diego is approximately 844 sq km, making San Diego 2,893% larger than Macau.
Tip: This to-scale comparison of Macau vs. San Diego uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: San Diego vs. Macau

Flip Comparison · See true size
See San Diego on top of Macau
→
Cost of Living Comparison · 7 categories - 2026 data
Macau is 29.5% cheaper than San Diego
→
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