City size comparison

compared to

Barcelona is about 33 times smaller than Hanoi.

Hanoi is approximately 3,360 sq km, while Barcelona is approximately 101 sq km, making Barcelona 3.02% the size of Hanoi.
Tip: This to-scale comparison of Hanoi vs. Barcelona uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Barcelona vs. Hanoi

Flip Comparison · See true size
See Barcelona on top of Hanoi
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Cost of Living Comparison · 7 categories - 2026 data
Hanoi is 61.8% cheaper than Barcelona
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