Rome is about 4.5 times bigger than Savannah.

Savannah is approximately 283 sq km, while Rome is approximately 1,287 sq km, making Rome 354% larger than Savannah.
Tip: This to-scale comparison of Savannah 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.