City size comparison

compared to

Seoul is about 3.9 times bigger than Honolulu.

Honolulu is approximately 157 sq km, while Seoul is approximately 605 sq km, making Seoul 286% larger than Honolulu.
Tip: This to-scale comparison of Honolulu vs. Seoul uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Seoul vs. Honolulu

Flip Comparison · See true size
See Seoul on top of Honolulu
→
Cost of Living Comparison · 7 categories - 2026 data
Honolulu is 97.7% more expensive than Seoul
→
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