Dallas is about 10 times bigger than Bellevue.

Bellevue is approximately 87 sq km, while Dallas is approximately 880 sq km, making Dallas 915% larger than Bellevue.
Tip: This to-scale comparison of Bellevue vs. Dallas 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.