City size comparison

compared to

Copenhagen is about 18 times smaller than Johannesburg.

Johannesburg is approximately 1,644 sq km, while Copenhagen is approximately 90 sq km, making Copenhagen 5.48% the size of Johannesburg.
Tip: This to-scale comparison of Johannesburg vs. Copenhagen uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Copenhagen vs. Johannesburg

Flip Comparison · See true size
See Copenhagen on top of Johannesburg
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Cost of Living Comparison · 7 categories - 2026 data
Johannesburg is 54.1% cheaper than Copenhagen
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