Charlotte is about 1.6 times bigger than Prague.

Prague is approximately 496 sq km, while Charlotte (map shows its 157 named neighbourhoods; the area covers the whole city) is approximately 807 sq km, making Charlotte 63% larger than Prague.
Tip: This to-scale comparison of Prague vs. Charlotte 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.