City size comparison

compared to

Johannesburg is about 8 times bigger than Buenos Aires.

Buenos Aires is approximately 203 sq km, while Johannesburg is approximately 1,644 sq km, making Johannesburg 709% larger than Buenos Aires.
Tip: This to-scale comparison of Buenos Aires vs. Johannesburg uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Johannesburg vs. Buenos Aires

Flip Comparison · See true size
See Johannesburg on top of Buenos Aires
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Cost of Living Comparison · 7 categories - 2026 data
Buenos Aires is 20.5% more expensive than Johannesburg
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