| Hardware and OS | i-smart IS-51i | |
| Operating System | Android v4.2 (Jelly Bean) | |
| Processor | Dual core, 1 GHz | |
| Internal Memory | 512 MB | |
| External memory | Yes, Up to 32 GB | |
| RAM | 512 MB | |
| Display | i-smart IS-51i | other phones |
| Type | TFT | |
| Size | 3.5 inches (8.89 cm) | |
| PPI /points per inch/ | 165 ppi | |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | |
| Connectivity | i-smart IS-51i | other phones |
| 2G Bands | GSM 1800 / 900 MHz, | |
| Network Support | 2G | |
| SIM Slot(s) | Dual SIM, GSM GSM | |
| Bluetooth | Yes | |
| GPS | Yes | |
| USB Connectivity | microUSB 2.0 | |
| Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | |
| Camera | i-smart IS-51i | other phones |
| Main camera | 2 MP, Primary Camera, | |
| Camera Setup | Single | |
| Camera Features | Digital Zoom | |
| Flash | Yes, LED Flash | |
| Image Resolution | 1600 x 1200 Pixels | |
| Multimedia | i-smart IS-51i | other phones |
| Headphone jack | 3.5 mm | |
| FM Radio | Yes | |
| Loudspeaker | Yes | |
| Design | i-smart IS-51i | other phones |
| Colours | Black | |
| Width | 63 mm | |
| Height | 118 mm | |
| Thickness | 10 mm | |
| Battery | i-smart IS-51i | other phones |
| Capacity | 1500 mAh | |
| Type | Li-ion | |
| Standby time | Up to 385 Hours(2G) | |
| TalkTime | Up to 5 Hours(2G) | |
| Other features | i-smart IS-51i | other phones |
| Other Sensors | Accelerometer | |
