Beijing is about 339 times bigger than New Haven.

New Haven is approximately 48 sq km, while Beijing is approximately 16,411 sq km, making Beijing 33,801% larger than New Haven.
Tip: This to-scale comparison of New Haven vs. Beijing 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.