What is the best way to connect IoT devices today? There are many options to choose from, but you want to be sure you’re building the right connectivity network for your specific devices and applications. The article that follows does a very good job of dissecting the available wireless standards, and what applications they are best suited for.
Most of the current machine-to-machine (M2M) connectivity is working over the 2G GPRS standard, requiring 2G EDGE coverage and SIM cards. As operators phase out some 2G networks, in part to reduce cost, new standards have emerged in the past five years: Zigbee, LoRa, LTE-M, Wi-Fi 802.11ah (HaLow) and 802.11af (White-Fi).