City size comparison

compared to

Vienna is about 4 times smaller than Houston.

Houston is approximately 1,659 sq km, while Vienna is approximately 415 sq km, making Vienna 25.01% the size of Houston.
Tip: This to-scale comparison of Houston vs. Vienna uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Vienna vs. Houston
Flip Comparison · See true size
See Vienna on top of Houston
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Cost of Living Comparison · 7 categories - 2026 data
Houston is 12.3% more expensive than Vienna
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