Bern is about 5 times smaller than Taipei.

Taipei is approximately 272 sq km, while Bern is approximately 52 sq km, making Bern 18.99% the size of Taipei.
Tip: This to-scale comparison of Taipei vs. Bern 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.