Compare Sierra Wireless HL7688 Vs Simcom Wireless SIM7100A
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| Model | HL7688 | SIM7100A |
| Price | $48.53 | $59 |
| Buy | ||
| Manufacturer | Sierra Wireless | Simcom Wireless |
| Form Factor | LGA | Surface Mount |
| Dimensions | 23 x 22 x 2.5 mm | 30 x 30 x 2.9 mm |
| Surface Area | 506 sq. mm | 900 sq. mm |
| Volume | 1265 cubic mm | 2610 cubic mm |
| Technologies | HSDPA, HSPA+, LTE | UMTS, 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), B5 (850) | B2 (1900 PCS), B5 (850) |
| LTE Bands | B2 (1900 PCS), B4 (AWS-1), B5 (850), B17 (700 b) | B2 (1900 PCS), B4 (AWS-1), B5 (850), B17 (700 b) |
| EVDO Bands | N/A | N/A |
| 1xRTT Bands | N/A | N/A |
| Interfaces | ADC, GPIO, SIM, SPI, UART, USB | ADC, GPIO, I2C, SDIO, SIM, SPI, UART, USB |
| GPS Support | No | Yes |
| GNSS Support | No | No |
| Voice Support | PCM, Analog | Yes |
| Automotive Support | No | No |
| Temperature | -40 C to 85 C | -40 C to 85 C |
| Carrier Approvals | AT&T | AT&T |
| Certifications | FCC, GCF, IC, PTCRB | FCC, PTCRB, REACH, ROHS |