Compare Quectel Wireless EG91-NS Vs Quectel Wireless EC21-A


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Model EG91-NS EC21-A
Price $22 $50
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Manufacturer Quectel Wireless Quectel Wireless
Form Factor LCC Castellation LCC Castellation
Dimensions 32 x 29 x 2.4 mm 39 x 32 x 24 mm
Surface Area 928 sq. mm 1248 sq. mm
Volume 2227.2 cubic mm 29952 cubic mm
Technologies UMTS, HSDPA, HSPA+, LTE UMTS, HSDPA, HSPA+, LTE
Max. Upload Speed 5 Mbps 5 Mbps
Max. Download Speed 10 Mbps 10 Mbps
GSM Bands N/A N/A
WCDMA Bands B2 (1900 PCS), B4 (AWS-1700), B5 (850) B2 (1900 PCS), B4 (AWS-1700), B5 (850)
LTE Bands B2 (1900 PCS), B4 (AWS-1), B5 (850), B12 (700 a), B13 (700 c), B25 (1900+), B26 (850+) B2 (1900 PCS), B4 (AWS-1), B12 (700 a)
EVDO Bands N/A N/A
1xRTT Bands N/A N/A
Interfaces ADC, I2C, SIM, SPI, UART, USB ADC, GPIO, I2C, SPI, UART, USB
GPS Support Yes Yes
GNSS Support Yes Yes
Voice Support Yes, PCM, Analog Yes, PCM
Automotive Support No No
Temperature -40 C to 85 C -40 C to 85 C
Carrier Approvals AT&T, Sprint, T-Mobile (USA), Telus, Verizon Wireless AT&T, Rogers, T-Mobile (USA), Telus
Certifications FCC, GCF, IC, R&TTE FCC, IC, PTCRB