| Hardware and OS | Itel A20 | |
| Operating System | Android v7.0 (Nougat) | |
| Processor | Quad core, 1.3 GHz | |
| RAM | 1 GB | |
| Internal Memory | 8 GB | |
| Expandable Memory | yes Up to 32 GB | |
| SIM Slot(s) | Dual SIM, GSM GSM | |
| Display | Itel A20 | other phones |
| Screen Size | 4.0 inches (10.16 cm) | |
| Screen Resolution | 480 x 800 pixels | |
| Display Type | TFT | |
| Pixel Density | 233 ppi | |
| Touch Screen | yes Capacitive Touchscreen | |
| Main Camera | Itel A20 | other phones |
| Resolution | 2 MP Primary Camera
| |
| Image Resolution | 1600 x 1200 Pixels | |
| Flash | yes LED Flash | |
| Camera Features | Digital Zoom | |
| Front Camera | Itel A20 | other phones |
| Resolution | 0.3 MP Primary Camera
| |
| Flash | No | |
| Connectivity | Itel A20 | other phones |
| Network | 4G: Available ,
3G: Available, 2G: Available | |
| SIM 2 | 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
GPRS: Available EDGE: Available | |
| SIM Size | SIM1: Mini, SIM2: Micro | |
| Bluetooth | yes v4.0 | |
| GPS | yes with A-GPS | |
| NFC | No | |
| VoLTE | yes | |
| Wi-Fi | yes Wi-Fi 802.11, b/g/n | |
| Wi-Fi Features | Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging, microUSB 2.0 | |
| Multimedia | Itel A20 | other phones |
| Audio Jack | 3.5 mm | |
| FM Radio | yes | |
| Loudspeaker | yes | |
| Design | Itel A20 | other phones |
| Colours | Silver, Champagne Gold, Dark Blue | |
| Battery | Itel A20 | other phones |
| Type | Li-ion | |
| Capacity | 1700 mAh | |
| User Replaceable | yes | |
| Quick Charging | No | |
| Standby time | Up to 180 Hours(2G) | |
| TalkTime | Up to 5 Hours(4G) / Up to 7 Hours(3G) / Up to 10 Hours(2G) | |
| USB Type-C | No | |
| Features | Itel A20 | other phones |
| Fingerprint Sensor | No | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer | |
