City size comparison

compared to

Dallas is about 1.9 times smaller than Johannesburg.

Johannesburg is approximately 1,644 sq km, while Dallas is approximately 880 sq km, making Dallas 53.5% the size of Johannesburg.
Tip: This to-scale comparison of Johannesburg vs. Dallas uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Dallas vs. Johannesburg

Flip Comparison · See true size
See Dallas on top of Johannesburg
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Cost of Living Comparison · 7 categories - 2026 data
Johannesburg is 49.7% cheaper than Dallas
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