Hub vs. Router — What's the Difference?
By Fiza Rafique & Maham Liaqat — Updated on May 14, 2024
Hub broadcasts data to all connected devices, lacking intelligence; router directs data to specific devices, managing network traffic efficiently.
Difference Between Hub and Router
Table of Contents
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Key Differences
A hub is a basic networking device that connects multiple computers or other network devices together. While a hub indiscriminately sends incoming data packets to all connected devices, a router selectively routes data packets to their intended IP addresses.
Hubs operate at the physical layer (Layer 1) of the OSI model, forwarding bits or electrical signals to all ports. On the other hand, routers operate at the network layer (Layer 3), using headers and forwarding tables to determine the best path for forwarding the packets.
Due to its simplistic functionality, a hub is considered less secure because data sent through it can be accessed by all devices on the network. In contrast, a router can provide security features such as a firewall and advanced access controls to enhance network security.
Hubs are generally cheaper and used in small, less complex networks where data privacy is not a critical concern. Conversely, routers are more sophisticated and used in larger networks to efficiently manage traffic and enhance internet connectivity.
The use of hubs can lead to more collisions in network traffic, as every packet is sent to every connected device. Routers mitigate this issue by intelligently directing traffic, which helps to reduce network congestion and improve overall performance.
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Comparison Chart
Function
Connects network devices
Connects and routes networks
Network Layer
Physical (Layer 1)
Network (Layer 3)
Data Handling
Broadcasts to all devices
Routes to specific devices
Security
Minimal
Advanced (firewalls, etc.)
Ideal Use
Small, simple networks
Complex, large-scale networks
Compare with Definitions
Hub
Operates on the physical layer, broadcasting data to all connected devices.
The hub indiscriminately sends every incoming packet to every port.
Router
A device that forwards data packets between computer networks.
The router directs internet traffic between our network and the internet provider.
Hub
Does not manage any traffic that passes through it.
Our network hub does not differentiate between data packets.
Router
Operates on the network layer, making decisions based on IP addresses.
The router uses forwarding tables to efficiently manage network traffic.
Hub
A device that connects multiple Ethernet devices, making them act as a single network segment.
We installed a hub in our office to connect all the computers in one network.
Router
Helps reduce network congestion through intelligent traffic management.
The router prevents network congestion by assigning specific pathways for data packets.
Hub
Boston, Massachusetts. Used with the.
Router
Can connect multiple networks and manage traffic between them.
The router connects our local network to both the corporate network and the internet.
Hub
The center part of a wheel, fan, or propeller.
Router
A power tool with a shaped cutter, used in carpentry for making grooves for joints, decorative mouldings, etc.
Hub
A center of activity or interest; a focal point
Hollywood is the hub of the US movie industry.
Router
A device which forwards data packets to the appropriate parts of a computer network.
Hub
The central part, usually cylindrical, of a wheel; the nave.
Router
One that routs, especially a machine tool that mills out the surface of metal or wood.
Hub
A point where many routes meet and traffic is distributed, dispensed, or diverted.
Hong Kong International Airport is one of the most important air traffic hubs in Asia.
Router
One that routes, especially one who prepares shipments for distribution and delivery.
Hub
A central facility providing a range of related services, such as a medical hub or an educational hub.
Router
A device in a network that handles message transfers between computers.
Hub
(networking) A computer networking device connecting several Ethernet ports. See switch.
Router
See gateway.
Hub
(surveying) A stake with a nail in it, used to mark a temporary point.
Router
Someone who routes or directs items from one location to another.
The router directed the movement of the company's trucks.
Hub
(US) A rough protuberance or projecting obstruction.
A hub in the road
Router
(telecommunications) Any device that directs packets of information using the equivalent of Open Systems Interconnection layer 3 (network layer) information. Most commonly used in reference to Internet Protocol routers.
Hub
(video games) An area in a video game from which individual levels are accessed.
Router
(Internet) A device that connects local area networks to form a larger internet by, at minimum, selectively passing those datagrams having a destination IP address to the network which is able to deliver them to their destination; a network gateway.
The router was configured to forward packets outside of a certain range of IP addresses to its internet uplink port.
Hub
A goal or mark at which quoits, etc., are thrown.
Router
In integrated circuit or printed circuit board design, an algorithm for adding all wires needed to properly connect all of the placed components while obeying all design rules.
Hub
A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.
Router
A power tool used in carpentry for cutting grooves.
He made an attractive edge on the table with a router.
Hub
A screw hob.
Router
A plane made like a spokeshave, for working the inside edges of circular sashes.
Hub
A block for scotching a wheel.
Router
A plane with a hooked tool protruding far below the sole, for smoothing the bottom of a cavity.
Hub
The central part, usually cylindrical, of a wheel; the nave. See Illust. of Axle box.
Router
To hollow out or cut using a router power tool.
Hub
The hilt of a weapon.
Router
A plane made like a spokeshave, for working the inside edges of circular sashes.
Hub
A rough protuberance or projecting obstruction; as, a hub in the road. [U.S.] See Hubby.
Router
A machine with a rapidly revolving vertical spindle and cutter for scooping out the surface of wood or metal, as between and around the engraved parts of an electrotype.
Hub
A goal or mark at which quoits, etc., are cast.
Router
A worker who routes shipments for distribution and delivery
Hub
A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.
Router
(computer science) a device that forwards data packets between computer networks
Hub
A screw hob. See Hob, 3.
Router
A power tool with a shaped cutter; used in carpentry for cutting grooves
Hub
A block for scotching a wheel.
Router
Typically provides security features like firewalls.
Our router's firewall helps protect our network from unauthorized access.
Hub
The central location within which activities tend to concentrate, or from which activities radiate outward; a focus of activity.
Hub
A large airport used as a central transfer station for an airline, permitting economic air transportation between remote locations by directing travellers through the hub, often changing planes at the hub, and thus keeping the seat occupancy rate on the airplanes high. The hub together with the feeder lines from remote locations constitute the so-called hub and spoke system of commercial air passenger transportation. A commercial airline may have more than one such hub.
Hub
The city of Boston, Massachusetts referred to locally by the nickname The Hub.
Hub
The central part of a car wheel (or fan or propeller etc) through which the shaft or axle passes
Hub
A center of activity or interest or commerce or transportation; a focal point around which events revolve;
The playground is the hub of parental supervision
The airport is the economic hub of the area
Hub
Generally has multiple ports to connect various devices.
The 8-port hub can connect up to eight devices simultaneously.
Hub
Prone to network collisions due to simultaneous data broadcasts.
Network slowdowns are common with our hub when many devices are active.
Common Curiosities
Can a router enhance network security?
Yes, routers can enhance network security through features like firewalls and access controls.
What is the main function of a hub?
A hub's main function is to connect multiple Ethernet devices into a single network segment.
How does a router differ from a hub in terms of data handling?
A router intelligently routes data to specific devices based on IP addresses, unlike a hub which broadcasts to all devices.
Are hubs suitable for networks where data security is a concern?
Hubs are not suitable for networks where data security is a concern due to their broadcast nature.
What type of network device is recommended for handling large network traffic?
A router is recommended for handling large network traffic due to its ability to manage and route data efficiently.
Is it possible to connect a hub and a router together in a network?
Yes, a hub and a router can be connected together in a network to expand connectivity.
How do routers help in reducing network collisions?
Routers help reduce network collisions by intelligently directing traffic, which prevents data packets from clashing.
Why might a small office use a hub instead of a router?
A small office might use a hub due to its lower cost and simplicity if network security and traffic management are not priorities.
What advanced features do routers provide that hubs do not?
Routers provide advanced features like routing between multiple networks, network management, and security enhancements.
What layer of the OSI model does a hub operate on?
A hub operates on the physical layer (Layer 1) of the OSI model.
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Written by
Fiza RafiqueFiza Rafique is a skilled content writer at AskDifference.com, where she meticulously refines and enhances written pieces. Drawing from her vast editorial expertise, Fiza ensures clarity, accuracy, and precision in every article. Passionate about language, she continually seeks to elevate the quality of content for readers worldwide.
Co-written by
Maham Liaqat