Los Angeles is around the same size as Rome.

Rome is approximately 1,287 sq km, while Los Angeles (including the city proper only) is approximately 1,215 sq km, making Los Angeles 94.36% the size of Rome.
Tip: This to-scale comparison of Rome vs. Los Angeles 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.