City size comparison

compared to

Hanoi is about 33 times bigger than Barcelona.

Barcelona is approximately 101 sq km, while Hanoi is approximately 3,360 sq km, making Hanoi 3,217% larger than Barcelona.
Tip: This to-scale comparison of Barcelona vs. Hanoi uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Hanoi vs. Barcelona

Flip Comparison · See true size
See Hanoi on top of Barcelona
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Cost of Living Comparison · 7 categories - 2026 data
Barcelona is 2.6 times more expensive than Hanoi
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