Size comparison

compared to

Oahu is around the same size as Kauai.

Kauai is approximately 1,435 km² (554 sq mi), while Oahu is approximately 1,545 km² (597 sq mi), making Oahu 8% larger than Kauai.
Tip: This to-scale comparison of Kauai vs. Oahu uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oahu vs. Kauai

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See Oahu on top of Kauai
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