City size comparison

compared to

Hanoi is about 4.9 times smaller than Beijing.

Beijing is approximately 16,411 sq km, while Hanoi is approximately 3,360 sq km, making Hanoi 20.47% the size of Beijing.
Tip: This to-scale comparison of Beijing vs. Hanoi uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Hanoi vs. Beijing

Flip Comparison · See true size
See Hanoi on top of Beijing
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Cost of Living Comparison · 7 categories - 2026 data
Beijing is 43.5% more expensive than Hanoi
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