I have both installed on a Raspberry Pi

Aeotec Z-Stick S2 /dev/ttyUSB0
Z-Wave.Me RaZberry Controller ZWave+ /dev/ttyAMA0

Currently only the Aeotec S2 is configured, it is handy because I can carry it around to add devices

but for long term use, which controller is the better,

Any thoughts?

Bill