| Hardware and OS | iQOO U3x 128GB 8GB RAM | |
| Operating system | Android v11 | |
| Processor | Qualcomm Snapdragon 480 | |
| RAM | 8 GB | |
| Internal Storage | 128 GB | |
| Custom UI | Origin OS | |
| Display | iQOO U3x 128GB 8GB RAM | other phones |
| Type | IPS LCD | |
| Size | 6.58 inches | |
| Resolution | 1080 x 2408 Pixels | |
| Pixel Density | 401 ppi | |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | |
| Aspect ratio | 20:9 | |
| Refresh rate | 120 Hz | |
| Connectivity | iQOO U3x 128GB 8GB RAM | other phones |
| Network support | 5G , 4G , 3G, 2G | |
| WI-FI | Yes, Wi-Fi 802.11, a/ac/b/g/n | |
| Gps | Yes, with A-GPS, Glonass | |
| Bluetooth | Yes, v5.1 | |
| Dual SIM | Dual SIM, GSM GSM | |
| SIM size | SIM1: Nano, SIM2: Nano | |
| USB TYPE-C | Yes | |
| USB connectivity | Mass storage device, USB charging | |
| Camera | iQOO U3x 128GB 8GB RAM | other phones |
| Main camera | 13 MP 2 MP | |
| Image | 4128 x 9096 Pixels | |
| Front camera | 8 MP | |
| Front camera resolution | 8 MP f/2.0 Primary Camera | |
| Camera features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Flash | Yes, LED Flash | |
| Autofocus | Yes | |
| Video recording | 1920x1080 @ 30 fps | |
| Multimedia | iQOO U3x 128GB 8GB RAM | other phones |
| Audio jack | 3.5 MM | |
| Loudspeaker | Yes | |
| Design | iQOO U3x 128GB 8GB RAM | other phones |
| Height | 164.15 mm | |
| Width | 75.35 mm | |
| Thickness | 8.40 mm | |
| Weight | 185.5 grams | |
| Colours | Grey, Aurora | |
| Battery | iQOO U3x 128GB 8GB RAM | other phones |
| Capacity | 5000 mAh | |
| Type | Li-Polymer | |
| User replaceable | No | |
| Quick charging | Yes, Flash, 18W | |
| Other | iQOO U3x 128GB 8GB RAM | other phones |
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | Side | |
| Other sensors | Gravity Sensor, Light Sensor, Proximity Sensor, Gyro, Electronic Compass | |
