Istanbul is about 65 times bigger than The Hague (Den Haag).

The Hague (Den Haag) (excluding the city's 15.68 sq km of water area) is approximately 82 sq km, while Istanbul is approximately 5,343 sq km, making Istanbul 6,380% larger than The Hague (Den Haag).
Tip: This to-scale comparison of The Hague (Den Haag) vs. Istanbul uses the Mercator projection, which distorts the size of regions near the poles.
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