The main motivation for LTE is need of PS optimized system, higher data rate, high quality of services and cheaper infrastructure.
Key advantage chart of LTE.
| Metric | LTE Performance |
| DL data rate | 100 Mbps |
| UL data rate | 50 Mbps |
| Coverage | 5 – 100km with slight degradation after 30km |
| Mobility support | Optimized for low speeds from 0 to 15kmph support Up to 500kmph |
| Control plane latency (Transition time to active state) | < 100ms (for idle to active) |
| User plane latency | < 5ms |
| Control plane capacity | > 200 users per cell |
| Spectrum flexibility | 1.4, 2.5, 5, 10, 15, and 20 MHz |