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LoRa vs NB-IoT

posted Jul 30, 2018, 9:33 PM by MUHAMMAD MUN`IM AHMAD ZABIDI   [ updated Aug 8, 2018, 6:20 AM ]
Parameters   
 LoRa  NB-IoT   
Spectrum  Unlicensed  Licensed LTE
Spectrum cost
Free > $500 million/MHz
Modulation  CSS  QPSK
Bandwidth  500-125 kHz
 180 kHz
Peak data rate
 290 - 50 kpbs (DL/UL)
 DL: 234.7 kbps; UL: 204.8 kbps
Link budget
 154 dB
 150 dB
Max #message/day
 Unlimited  Unlimited
Duplex?  Full duplex  Half duplex
Power efficiency
 Very high
 Medium high           
Spectrum  efficiency
Chip SS CDMA better than FSK
 Improved by standalone, in-band, guard band operation
Area traffic capacity
Depends on gateway
40 devices per household, ~55k devices per cell       
Inteference immunity
Very high Low      
Peak current 32 mA
120-300 mA
Sleep current 1 μA 5 μA
Standardization De-facto standard  3GPP Rel. 13 (planned)   




  • Sinha, R. S., Wei, Y., & Hwang, S.-H. (2017). A survey on LPWA technology: LoRa and NB-IoT. ICT Express, 3(1), 14–21. https://doi.org/10.1016/J.ICTE.2017.03.004
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