City size comparison

compared to

Oslo is about 4.5 times bigger than Barcelona.

Barcelona is approximately 101 sq km, while Oslo is approximately 454 sq km, making Oslo 348% larger than Barcelona.
Tip: This to-scale comparison of Barcelona vs. Oslo uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oslo vs. Barcelona

Flip Comparison · See true size
See Oslo on top of Barcelona
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Cost of Living Comparison · 7 categories - 2026 data
Barcelona is 26.5% cheaper than Oslo
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