City size comparison

compared to

Johannesburg is about 3.9 times smaller than Shanghai.

Shanghai is approximately 6,341 sq km, while Johannesburg is approximately 1,644 sq km, making Johannesburg 25.93% the size of Shanghai.
Tip: This to-scale comparison of Shanghai vs. Johannesburg uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Johannesburg vs. Shanghai

Flip Comparison · See true size
See Johannesburg on top of Shanghai
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Cost of Living Comparison · 7 categories - 2026 data
Shanghai is 3.4% cheaper than Johannesburg
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