An Application-Driven Modular IoT Architecture

Table 4

Comparison of wireless technologies.

Characteristic	BLE	ZigBee	Wi-Fi	IrDA	NFC	ANT+	nRF24
Peak current (mA)	12–16	30–40	116	10	50	17	18
Max throughput (kbps)	305	100–250	6000	10^6	424	20	1000
Range (m)	50	100–300	50–150	0.10	0.20	10	10
Latency (ms)	2.5	20	1.5	25	1000	0	1000
Power efficiency (μW/bit)	0.153	185.9	0.00525	11.7	–	0.71	2.48
Coin cell battery operation
Battery time (approximate days)	191					52	170