City size comparison

compared to

Istanbul is about 3.2 times bigger than Johannesburg.

Johannesburg is approximately 1,644 sq km, while Istanbul is approximately 5,343 sq km, making Istanbul 225% larger than Johannesburg.
Tip: This to-scale comparison of Johannesburg vs. Istanbul uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Istanbul vs. Johannesburg

Flip Comparison · See true size
See Istanbul on top of Johannesburg
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Cost of Living Comparison · 7 categories - 2026 data
Johannesburg is 14.7% cheaper than Istanbul
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