Singapore is about 3.7 times bigger than Braunschweig.

Braunschweig is approximately 193 sq km, while Singapore is approximately 719 sq km, making Singapore 273% larger than Braunschweig.
Tip: This to-scale comparison of Braunschweig vs. Singapore 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.