Compare Simcom Wireless SIM900D Vs Cinterion EES3
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| Model | SIM900D | EES3 |
| Price | $19.88 | $ |
| Buy | ||
| Manufacturer | Simcom Wireless | Cinterion |
| Form Factor | LCC Castellation | LGA |
| Dimensions | 33 x 33 x 33 mm | 29.6 x 33.9 x 3.2 mm |
| Surface Area | 1089 sq. mm | 1003.44 sq. mm |
| Volume | 35937 cubic mm | 3211.008 cubic mm |
| Technologies | GSM, GPRS | GSM, GPRS, EDGE |
| Max. Upload Speed | 85.6 Kbps | 236.8 Kbps |
| Max. Download Speed | 85.6 Kbps | 236.8 Kbps |
| GSM Bands | 850, 900, 1800, 1900 MHz | 900, 1800, 1900 MHz |
| WCDMA Bands | N/A | N/A |
| 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 | ADC, I2C, SPI, UART, USB |
| GPS Support | No | Yes |
| GNSS Support | No | No |
| Voice Support | PCM, Analog | PCM, Analog |
| Automotive Support | No | No |
| Temperature | -40 C to 85 C | -40 C to 85 C |
| Carrier Approvals | Not Available | Not Available |
| Certifications | CE, ROHS | CE, FCC, GCF, IC, PTCRB, R&TTE, ROHS, UL |