Country size comparison

compared to

Belgium is about 36 times bigger than San Diego.

San Diego is approximately 844 sq km, while Belgium is approximately 30,528 sq km, making Belgium 3,517% larger than San Diego.
Tip: This to-scale comparison of San Diego vs. Belgium uses the Mercator projection, which distorts the size of regions near the poles.
Share
Compare further: Belgium vs. San Diego
Flip Comparison · See true size
See Belgium on top of San Diego
→
Cost of Living Comparison · 7 categories - 2026 data
San Diego is 43.5% more expensive than Belgium overall
→