Malta is about 2.5 times bigger than Boston.

Boston is approximately 124 sq km, while Malta is approximately 316 sq km, making Malta 155% larger than Boston.
Tip: This to-scale comparison of Boston vs. Malta 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.