Istanbul is about 19 times bigger than Queens.

Queens is approximately 282 sq km, while Istanbul is approximately 5,343 sq km, making Istanbul 1,797% larger than Queens.
Tip: This to-scale comparison of Queens vs. Istanbul uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.