Compare Sierra Wireless SL8081 Vs Huawei MU203
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| Model | SL8081 | MU203 |
| Price | $ | $ |
| Buy | ||
| Manufacturer | Sierra Wireless | Huawei |
| Form Factor | LGA | Board-to-Board Connector |
| Dimensions | 25 x 30 x 2.35 mm | 45 x 31 x 5 mm |
| Surface Area | 750 sq. mm | 1395 sq. mm |
| Volume | 1762.5 cubic mm | 6975 cubic mm |
| Technologies | GSM, GPRS, EDGE, HSDPA | GSM, GPRS, UMTS, EDGE |
| Max. Upload Speed | 384 Kbps | 384 Kbps |
| Max. Download Speed | 3.6 Mbps | 384 Kbps |
| GSM Bands | 850, 900, 1800, 1900 MHz | 850, 900, 1800, 1900 MHz |
| WCDMA Bands | B2 (1900 PCS), B5 (850) | B1 (2100), B2 (1900 PCS) |
| LTE Bands | N/A | N/A |
| EVDO Bands | N/A | N/A |
| 1xRTT Bands | N/A | N/A |
| Interfaces | ADC, GPIO, I2C, SDIO, SIM, SPI, UART, USB | GPIO, SIM, UART, USB |
| GPS Support | Yes | No |
| GNSS Support | No | No |
| Voice Support | PCM | PCM, Analog |
| Automotive Support | No | No |
| Temperature | -40 C to 85 C | -30 C to 75 C |
| Carrier Approvals | AT&T | Not Available |
| Certifications | FCC, GCF, IC, PTCRB | CE, FCC, GCF, PTCRB, ROHS |