IoT is about sensors & actuators connecting to a IoT hub.
Your missing the point of IoT.
IoT is not IT in the field.
IoT is all about sensors & actuators that send small amounts of data at periodic times or on request.
Your confused . com like most people these days.
Time to return to school i think.
Please understand the problem domain before applying a solution.
LoRa modems are free to use and can cover a vast range with small amounts of data less then 255 bytes.
WiFi is IT, OK.
Your off topic here 100%