Compare Quectel Wireless EC21-V Vs Sierra Wireless EM7700


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Model EC21-V EM7700
Price $50 $28
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Manufacturer Quectel Wireless Sierra Wireless
Form Factor LCC Castellation Board-to-Board Connector
Dimensions 39 x 32 x 24 mm 50 x 30 x 3 mm
Surface Area 1248 sq. mm 1500 sq. mm
Volume 29952 cubic mm 4500 cubic mm
Technologies LTE HSDPA, HSPA+, LTE
Max. Upload Speed 5 Mbps 50 Mbps
Max. Download Speed 10 Mbps 100 Mbps
GSM Bands N/A N/A
WCDMA Bands N/A B1 (2100), B2 (1900 PCS), B5 (850)
LTE Bands B4 (AWS-1), B13 (700 c) B4 (AWS-1), B17 (700 b)
EVDO Bands N/A N/A
1xRTT Bands N/A N/A
Interfaces ADC, I2C, SIM, SPI, UART, USB ADC, UART, USB
GPS Support Yes Yes
GNSS Support Yes No
Voice Support Yes, PCM, Analog No
Automotive Support No No
Temperature -40 C to 85 C -30 C to 60 C
Carrier Approvals Verizon Wireless AT&T
Certifications FCC, GCF FCC, GCF, IC, PTCRB