Rome is about 14 times bigger than Copenhagen.

Copenhagen is approximately 90 sq km, while Rome is approximately 1,287 sq km, making Rome 1,330% larger than Copenhagen.
Tip: This to-scale comparison of Copenhagen 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.