Winterthur is around the same size as Kalamazoo.

Kalamazoo is approximately 64 sq km, while Winterthur is approximately 68 sq km, making Winterthur 7% larger than Kalamazoo.
Tip: This to-scale comparison of Kalamazoo vs. Winterthur 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.