Chicago is about 1.3 times smaller than Edmonton.

Edmonton is approximately 768 sq km, while Chicago is approximately 590 sq km, making Chicago 76.81% the size of Edmonton.
Tip: This to-scale comparison of Edmonton vs. Chicago 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.