Rome is about 6 times bigger than Cincinnati.

Cincinnati is approximately 202 sq km, while Rome is approximately 1,287 sq km, making Rome 538% larger than Cincinnati.
Tip: This to-scale comparison of Cincinnati vs. Rome 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.