Cellular Network |
Ad Hoc Network |
|---|
| There is a fixed Infrastructure. | Infrastructures. |
| Circuit Switching is used. | Packet Switching is used. |
| Slow Deployment. | Very Rapid Deployment. |
| Single hop type. | Single and Multi-hop type. |
| Star Topology is used. | Mesh Topology is used. |
| Centralized, all the traffic goes through the Base Station. | Distributed, No centralized system such as Base station needed. |
| Stable Connectivity. | Irregular Connectivity. |
| Easier to employ bandwidth reservation. | Complex to employ bandwidth reservation. |
| Designed and developed for voice traffic. Guaranteed bandwidth. | Designed to meet the best-effort data traffic requirements. Shared Radio Channel. |
| Reuse of frequency spectrum through geographical channel reuse. | Dynamic frequecy reuse based on carrier sense mechanism. |
| The high cost of network maintenance. | Self-organization and maintenance properties are built into the network. |
| The terminal nodes access the infrastructure via wireless links/nonwireless links. | The links are mostly wireless. An end-to-end connection can be made through multiple links. |
| Large Setup Time. | Less Setup Time. |
