City size comparison

compared to

Johannesburg is about 18 times bigger than Miami.

Miami is approximately 92 sq km, while Johannesburg is approximately 1,644 sq km, making Johannesburg 1,679% larger than Miami.
Tip: This to-scale comparison of Miami vs. Johannesburg uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Johannesburg vs. Miami

Flip Comparison · See true size
See Johannesburg on top of Miami
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Cost of Living Comparison · 7 categories - 2026 data
Miami is 2.4 times more expensive than Johannesburg
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