City size comparison

compared to

Oslo is about 1.5 times smaller than Tehran.

Tehran is approximately 686 sq km, while Oslo is approximately 454 sq km, making Oslo 66.2% the size of Tehran.
Tip: This to-scale comparison of Tehran vs. Oslo uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oslo vs. Tehran

Flip Comparison · See true size
See Oslo on top of Tehran
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Cost of Living Comparison · 7 categories - 2026 data
Tehran is 81.6% cheaper than Oslo
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