Table 1. Comparison of 4G and 5G technologies

Compared item	4G	5G
Maximum transmission speed	1 Gbps	20 Gbps
User experience transmission speed	10 Mbps	100-1,000 Mbps
Allowable maximum mobility speed	350 km/h	500 km/h
Latency	10 ms	1 ms
Maximum connecting instrument	100,000 /km2	1,000,000 /km2
Data processing capa. per the area	0.1 Mbps/m2	10 Mbps/m2
Power efficiency	1×	8,100×

Note. Adapted from “B2B market emerging in 5G era,” by Oh & Hong, 2017.