Toronto is about 2.5 times bigger than Milwaukee.

Milwaukee is approximately 249 sq km, while Toronto is approximately 630 sq km, making Toronto 153% larger than Milwaukee.
Tip: This to-scale comparison of Milwaukee vs. Toronto 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.