Compare Quectel Wireless EC21-J Vs Sierra Wireless HL7538


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Model EC21-J HL7538
Price $38.80 $76.11
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Manufacturer Quectel Wireless Sierra Wireless
Form Factor LCC Castellation LGA
Dimensions 39 x 32 x 24 mm 22 x 23 x 2.5 mm
Surface Area 1248 sq. mm 506 sq. mm
Volume 29952 cubic mm 1265 cubic mm
Technologies LTE LTE
Max. Upload Speed 5 Mbps 50 Mbps
Max. Download Speed 10 Mbps 150 Mbps
GSM Bands N/A N/A
WCDMA Bands N/A N/A
LTE Bands B1 (2100), B3 (1800+), B8 (900 GSM), B18 (800 Lower), B19 (800 Upper), B26 (850+) B1 (2100), B11 (1500 Lower), B18 (800 Lower)
EVDO Bands N/A N/A
1xRTT Bands N/A N/A
Interfaces ADC, I2C, SIM, SPI, UART, USB ADC, GPIO, SIM, UART, USB
GPS Support No No
GNSS Support No No
Voice Support Yes, PCM, Analog No
Automotive Support No No
Temperature -40 C to 85 C -40 C to 85 C
Carrier Approvals KDDI, NTT DoCoMo KDDI
Certifications Jate, Telec JRF/JPA