Digital phones are lesser amounts of bandwidth, which means it is lower in cost. VoIP technology also permits multiple calls to coincide, in which analog phones are not capable of this. Digital phones and technology have opened a whole new world in which there are so many possibilities that analog phones just cannot provide.
An example is a video calling where you can see the person with whom you are conversing. Analog phones are powered by the telephone company, whereas digital phones can be charged anywhere since they come with a portable plug. However, one drawback is that digital phones are vulnerable to power outages. Digital telephones connect to a router or a computer.
They are often susceptible to power outages, and there are many times when you are on the phone with someone, and they drop off. On the other hand, analog phones just need to be plugged into a wall outlet.