Phoenix is about 3.1 times bigger than Wichita.

Wichita (map shows its 73 named neighbourhoods; the area covers the whole city) is approximately 428 sq km, while Phoenix is approximately 1,342 sq km, making Phoenix 214% larger than Wichita.
Tip: This to-scale comparison of Wichita vs. Phoenix 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.