City size comparison

compared to

Hanoi is about 34 times bigger than Lisbon.

Lisbon (map shows its 24 named neighbourhoods; the area covers the whole city) is approximately 100 sq km, while Hanoi is approximately 3,360 sq km, making Hanoi 3,258% larger than Lisbon.
Tip: This to-scale comparison of Lisbon vs. Hanoi uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Hanoi vs. Lisbon

Flip Comparison · See true size
See Hanoi on top of Lisbon
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Cost of Living Comparison · 7 categories - 2026 data
Lisbon is 2.5 times more expensive than Hanoi
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