City size comparison

compared to

Buenos Aires is about 2.2 times smaller than Oslo.

Oslo is approximately 454 sq km, while Buenos Aires is approximately 203 sq km, making Buenos Aires 44.77% the size of Oslo.
Tip: This to-scale comparison of Oslo vs. Buenos Aires uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Buenos Aires vs. Oslo

Flip Comparison · See true size
See Buenos Aires on top of Oslo
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Cost of Living Comparison · 7 categories - 2026 data
Oslo is 88.2% more expensive than Buenos Aires
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