The Internet is Similar to the Electric Telegraph:

1. Instant communication Over vast distances
2. Internet and Telegraph Messages or Emails both are transferred  through different IP and Telegraph offices
3 Wired Communications.

The Internet is Different Between Telegraph:

1.Internet Hosts content accessible to selected individuals and can cover public content
2.Internet Can also Cover content that ranges from videos to messages and other stuff as well
3. Devices can vary

Interesting Fact

Telegraph Can broadcast over the Atlantic ocean.