Aurora is about 3.7 times smaller than Bangkok.

Bangkok is approximately 1,569 sq km, while Aurora (map shows its 53 named neighbourhoods; the area covers the whole city) is approximately 425 sq km, making Aurora 27.09% the size of Bangkok.
Tip: This to-scale comparison of Bangkok vs. Aurora 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.