Compare Simcom Wireless SIM900S Vs Quectel Wireless M20


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Model SIM900S M20
Price $ $
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Manufacturer Simcom Wireless Quectel Wireless
Form Factor Board-to-Board Connector Board-to-Board Connector
Dimensions 33 x 40 x 3 mm 29 x 29 x 3.6 mm
Surface Area 1320 sq. mm 841 sq. mm
Volume 3960 cubic mm 3027.6 cubic mm
Technologies GSM, GPRS GSM
Max. Upload Speed 85.6 Kbps 85.6 Kbps
Max. Download Speed 85.6 Kbps 85.6 Kbps
GSM Bands 900, 1900 MHz 850, 900, 1800, 1900 MHz
WCDMA Bands N/A N/A
LTE Bands N/A N/A
EVDO Bands N/A N/A
1xRTT Bands N/A N/A
Interfaces ADC, GPIO, I2C, SDIO, SIM, SPI, UART, USB GPIO, I2C, SIM, UART, USB
GPS Support No No
GNSS Support No No
Voice Support PCM, Analog PCM
Automotive Support No No
Temperature -20 C to 60 C -40 C to 85 C
Carrier Approvals Not Available Not Available
Certifications Not Available CE