City size comparison

compared to

Hanoi is about 15 times bigger than Boise.

Boise is approximately 221 sq km, while Hanoi is approximately 3,360 sq km, making Hanoi 1,423% larger than Boise.
Tip: This to-scale comparison of Boise vs. Hanoi uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Hanoi vs. Boise

Flip Comparison · See true size
See Hanoi on top of Boise
→
Cost of Living Comparison · 7 categories - 2026 data
Boise is 2.8 times more expensive than Hanoi
→
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