Question

What are the differences between IoT and M2M?

Answer 1

The differences between IoT and M2M are:

IoT (Internet of Things)	M2M (Machine to Machine)
Devices are connected over the network using various communication types.	It uses a point-to-point connection. Two or more machines communicate with each other using a wired or wireless mechanism.
Internet connection is required for communication.	M2M devices are not dependent on the Internet.
Data is shared between other applications.	Data sharing is limited to the communicating parties.
More scalable.	It has limited scalability options.