Table 1 Comparisons of key performance indicators between 5 and 4G.

From: Method and application of information sharing throughout the emergency rescue process based on 5G and AR wearable devices

Key performance indicators

Definition

4G

5G

User experience rate (bps)

The lowest transmission rate available to users in the real network environment

10 Mbps

100–1000 Mbps

Connection density (/Km2)

Total number of online devices supported per unit area

100,000/km2

1,000,000/km2

End-to-end delay (ms)

The correct receiving time of the data packet from the source node to the destination node

10 ms

1 ms

Mobility (Km/h)

Maximum relative movement speed between the transmitter and receiver when certain performance requirements are met

350 km/h

500 km/h

Flow density (bps/Km2)

Total flow per unit area

0.1 Mbps/km2

10,000 Mbps/km2