Compare Quectel Wireless EC21-EU Vs Sierra Wireless EM7305


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Model EC21-EU EM7305
Price $50 $97.80
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Manufacturer Quectel Wireless Sierra Wireless
Form Factor LCC Castellation M.2 (NGFF)
Dimensions 39 x 32 x 24 mm 42 x 30 x 2.3 m
Surface Area 1248 sq. m 1260 sq. m
Volume 29952 cubic m 2898 cubic m
Technologies GSM, GPRS, UMTS, EDGE, HSDPA, HSPA+, LTE GSM, GPRS, UMTS, EDGE, HSDPA, HSPA+, LTE
Max. Upload Speed 5 Mbps 50 Mbps
Max. Download Speed 10 Mbps 100 Mbps
GSM Bands 900, 1900 MHz 850, 900, 1800, 1900 MHz
WCDMA Bands B1 (2100), B8 (900 GSM) N/A
LTE Bands B1 (2100), B3 (1800+), B7 (2600), B8 (900 GSM), B20 (800 DD), B28 (700 APT) B1 (2100), B3 (1800+), B7 (2600), B8 (900 GSM), B20 (800 DD)
EVDO Bands N/A N/A
1xRTT Bands N/A N/A
Interfaces ADC, I2C, SIM, SPI, UART, USB ADC, GPIO, I2C, SIM, SPI, UART, USB
GPS Support Yes Yes
GNSS Support Yes Yes
Voice Support Yes, PCM, Analog No
Automotive Support No No
Temperature -40 C to 85 C -25 C to 60 C
Carrier Approvals Deutsche Telekom Telefonica, Telstra, Vodafone
Certifications CE, GCF, NCC (Taiwan), RCM CE, CE RED, FCC, GCF, NCC (Taiwan)