Table 2.
Main characteristics of reviewed vehicular routing protocols.
| Comm. Overhead | Comput. Overhead | Scalability Level | Latency | Delivery Ratio | Network Flexibility | Target Scenario | Infrastructure Dependent | |
|---|---|---|---|---|---|---|---|---|
| VADD [64] | Low | Medium | Medium | Medium | Low | High | Rural | No |
| GPCR [65] | Low | Low | Medium | High | Low | No | Urban | No |
| LORA-CBF [66] | Medium | Low | High | Low | High | Medium | Urban | No |
| SADV [67] | Low | Low | Medium | Medium | Medium | High | Urban | Yes |
| UMB [68] | Medium | Medium | Medium | High | Medium | Medium | Urban | Yes |
| ARBR [69] | Low | Medium | Medium | Medium | High | High | Urban | Yes |
| PDGR [70] | Medium | Medium | Medium | Medium | Medium | No | Urban | No |
| MURU [71] | Low | Medium | Medium | Low | Medium | High | Urban | No |
| A-star [72] | Medium | Low | Medium | Medium | Medium | No | Urban | No |
| GyTAR [73] | Low | Low | Medium | Low | Medium | High | Urban | No |
| GVGrid [74] | Medium | Medium | Medium | Medium | Medium | Medium | Urban | Yes |
| BROADCOMM [75] | High | Low | Medium | Low | Low | Medium | Highway | Yes |
| V-TRADE [76] | Medium | Low | Medium | Medium | Low | No | Highway | No |
| IVG [77] | Low | Low | High | Low | Medium | High | Highway | No |
| 3rule [78] | Low | Low | Unknown | Unknown | High | No | All | Yes |
| DV-CAST [79] | Low | Low | High | Low | Medium | Very High | All | No |
| CAR [80] | Medium | Medium | Medium | Medium | Medium | Medium | All | Yes |
Used acronyms: VADD (Vehicle-Assisted Data Delivery); GPCR (Greedy Perimeter Coordinator Routing); LORA-CBF (Location-Based Routing Algorithm with Cluster-Based Flooding); SADV (Static-node assisted Adaptive data Dissemination protocol); UMB (Urban Multi-hop Broadcast protocol); ARBR (Adaptive Road-Based Routing); PDGR (Predictive Directional Greedy Routing); MURU (Multi-Hop Routing Protocol); GyTAR (Greedy Traffic Aware Routing protocol); GVGrid (A QoS Routing Protocol for Vehicular Ad Hoc Networks); BROADCOMM (Emergency Broadcast Protocol for Inter-Vehicle Communications); V-TRADE (Vector based TRAck DEtection Protocol); IVG (Inter-Vehicles Geocast); DV-CAST (Distributed Vehicular BroadCAST); CAR (Connectivity-Aware Routing).