A Study on LoRa SX1276 Performance in IoT Health Monitoring

Table 1

Comparison between LoRa and other communication protocols [13].

Characteristics	Bluetooth	ZigBee	Wi-Fi	LoRa
Max. end-devices	255 (2 billion in BLE)	More than 64,000	Depends on number of IP address	More than 5000
Peak current consumption	30 mA	30 mA	100 mA	17 mA
Range	10 m	10 to 100 m	100 m	More than 15 km
Data rate	1 Mbps	250 kbps	11 Mbps and 54 Mbps	290 bps to 50 kbps
Relative cost	Low	Low	Medium	Low
Topology	Star	Star and mesh	Star and point to point	Star
Transmission technique	Frequency; Hopping; Spread; Spectrum	Direct; Spread; Spectrum; Sequence	Orthogonal; Frequency; Division; Multiplexing	Chirp spread spectrum