Moscow is about 6 times bigger than Antigua and Barbuda.

Antigua and Barbuda is approximately 443 sq km, while Moscow is approximately 2,562 sq km, making Moscow 479% larger than Antigua and Barbuda.
Tip: This to-scale comparison of Antigua and Barbuda vs. Moscow 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.