Modem vs Router

- Both are hardware devices which are mostly involved in internet connection.

- In most of cases, they mostly look alike. Here why they are:

Modem Router

Similarities

- Plugs and jacks on the back look exactly alike.

- Same size and shape.

- Both have flashing light to indicate they're doing some job.

- Both are used to connect to online.

- Both connect to a computer.

Differences

	Modem	Router
Function	Fascilitates a connection to the internet.	Directs data between computers in a network.
Data transmission form	Packet	Packet
Security	No security.	Provides security.
Connections	Only one PC.	Multiple devices.
Independent?	Yes. Modem can work without a router.	No.Routers cannot connect to internet independently.

Conclusion

Modem makes it possible to connect to internet but, Router allows to share internet to multiple devices with security.