City size comparison

compared to

Hanoi is about 1.4 times bigger than Cape Town.

Cape Town is approximately 2,455 sq km, while Hanoi is approximately 3,360 sq km, making Hanoi 37% larger than Cape Town.
Tip: This to-scale comparison of Cape Town vs. Hanoi uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Hanoi vs. Cape Town

Flip Comparison · See true size
See Hanoi on top of Cape Town
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Cost of Living Comparison · 7 categories - 2026 data
Cape Town is 80.7% more expensive than Hanoi
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