They are functionally identical.
Automated machine.
A machine capable of performing tasks automatically is typically referred to as an "automated machine" or a "robot." These machines can be programmed to carry out specific tasks without the need for constant human intervention.
Knight Automated Roving Robot
a robot is a machine, they just make these things around it to look like a robot.
Automated machine tools are more commonly known as numerically controlled (NC) machine tools.
automated internet robots
An answering machine is simply a machine. A robot is also a machine, but it is capable of many complicated, self directed activities that are programmed into it.
Knight Automated Roving Robot
its a machine
A bank machine is another term for an automated teller machine.
If a machine has been programed to perform a specific task then it is a robot.
serene machine