| Hardware and OS iKall Z4 Ultra | I Kall Z4 Ultra | |
| Operating System | Android v8.1 (Oreo) | |
| Processor | 1.3 GHz, Quad Core Processor | |
| RAM | 4 GB | |
| Internal Memory | 32 GB | |
| Memory Card Slot | Yes | |
| Dual Sim | Yes | |
| Sim Type | Dual Sim, GSM GSM | |
| Display iKall Z4 Ultra | I Kall Z4 Ultra | other phones |
| Screen Size | 5.5 inches, 480 x 960 pixels | |
| Display Type | Color | |
| Pixel Density | ~195 PPI | |
| Touch Screen | Yes, with Multitouch | |
| Display aspect ratio | 18:9 | |
| Connectivity iKall Z4 Ultra | I Kall Z4 Ultra | other phones |
| 3G Network | Yes | |
| 4G Network | Yes | |
| Bluetooth | Yes | |
| EDGE | Yes | |
| GPRS | Yes | |
| GPS | Yes | |
| USB | Yes | |
| USB Features | USB Tethering | |
| VoLTE | Yes | |
| Wifi | Yes, with wifi-hotspot | |
| Camera iKall Z4 Ultra | I Kall Z4 Ultra | other phones |
| Main camera | 8 MP | |
| Video Recording | Yes | |
| Flash | Yes, LED | |
| Selfie camera | 5 MP with LED Flash | |
| Multimedia iKall Z4 Ultra | I Kall Z4 Ultra | other phones |
| Headphone jack | Yes | |
| Email | Yes | |
| FM Radio | No | |
| Music | Yes | |
| Video | Yes | |
| Browser | Yes | |
| Java | No | |
| Design iKall Z4 Ultra | I Kall Z4 Ultra | other phones |
| Weight | 300 g | |
| Battery iKall Z4 Ultra | I Kall Z4 Ultra | other phones |
| Battery capacity | 3000 mAh | |
| Type | Non-Removable Battery | |
