Table 3 Comparison of LEACH protocols
From: A review on the recent energy-efficient approaches for the Internet protocol stack
| Â | Protocols | |||||
|---|---|---|---|---|---|---|
| Â | LEACH | MR-LEACH | I-LEACH | LEACH-IMP | U-LEACH | C-LEACH |
Cluster formation | Each round | Each round | Each round | Fixed | Each round | Threshold |
Self-organized | Yes | No | No | No | No | Yes |
Location usage | No | Yes | Yes | Yes | Yes | No |
CH selection | Random | By BS | Residual energy | Only once | Residual energy | Threshold |
Energy efficiency | High | Very high | Very high | Very high | Very high | Very high |
Network lifetime | High | Very high | Very high | High | Very high | Very high |