Compare Quectel Wireless EC21-A mPCIe Vs Sierra Wireless WP7504


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Model EC21-A mPCIe WP7504
Price $115 $67.95
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Manufacturer Quectel Wireless Sierra Wireless
Form Factor Mini PCI Express LGA
Dimensions 51 x 30 x 4.5 mm 22 x 23 x 4.4 mm
Surface Area 1530 sq. mm 506 sq. mm
Volume 6885 cubic mm 2226.4 cubic mm
Technologies UMTS, HSDPA, HSPA+, LTE 1xRTT, EVDO Rev A, 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 B2 (1900 PCS), B4 (AWS-1700), B5 (850) B2 (1900 PCS), B4 (AWS-1700), B5 (850)
LTE Bands B2 (1900 PCS), B4 (AWS-1), B12 (700 a) B2 (1900 PCS), B4 (AWS-1), B5 (850), B12 (700 a), B17 (700 b), B25 (1900+), B26 (850+)
EVDO Bands N/A 800/1900/2100 MHz
1xRTT Bands N/A 800/1900 MHz
Interfaces USB ADC, GPIO, I2C, SDIO, SIM, SPI, UART, USB
GPS Support Yes Yes
GNSS Support Yes Yes
Voice Support No PCM, Analog
Automotive Support No No
Temperature -40 C to 85 C -40 C to 85 C
Carrier Approvals AT&T, Rogers, T-Mobile (USA), Telus AT&T, Sprint
Certifications FCC, IC, PTCRB FCC, GCF, IC, PTCRB