The North American Kompakt is better optimized to work with US and Canadian carriers, while the global version should do better in other countries around the world.
However, the global Kompakt will still work in many areas across the USA and Canada. Similarly, the North American version can also be used in various other countries.
What Is the Difference?
The two Mudita Kompakt versions differ in terms of some supported network bands.
Below is a breakdown of all bands supported by each version. Bands that differ between versions are marked in bold.
Network bands supported by the global Mudita Kompakt:
2G: 850/900/1800
3G: B1/5/8
4G LTE:
LTE-FDD: B1/3/5/7/8/12/13/18/19/20/26
LTE-TDD: B34/38/39/40/41
Network bands supported by the North American Mudita Kompakt:
2G: 850/900/1900
3G: B2/4/5/8
4G LTE:
LTE-FDD: B2/4/5/7/8/12/13/18/19/26
LTE-TDD: B34/38/39/40/41