| Hardware and OS | Vivo iQOO U6 | |
| Operating system | Android | |
| Processor | Octa-core (2x2.2 GHz Cortex-A76, 6x2.0 GHz Cortex-A55) | |
| GPU | Mali-G57 MC2 | |
| RAM | 4 GB, 6 GB, 8 GB | |
| Internal Storage | 128 GB, 256 GB | |
| Memory Card Slot | Unspecified | |
| User Interface | Yes | |
| Display | Vivo iQOO U6 | other phones |
| Type | IPS LCD | |
| Size | 6.51 inches | |
| Resolution | 720 x 1600 pixels | |
| Colors | 16M Colors | |
| Pixel Density | 270 PPI | |
| Touchscreen | Yes | |
| Connectivity | Vivo iQOO U6 | other phones |
| 4G Network | 1, 3, 5, 8, 28, 34, 38, 39, 40, 41 | |
| 5G Network | 1, 5, 8, 28, 41, 77, 78 SA/NSA | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | |
| GPS | GPS, GLONASS, GALILEO, BDS, QZSS | |
| NFC | Unspecified | |
| USB | Type-C 2.0, OTG | |
| Speed | HSPA, LTE-A, 5G | |
| SIM | Nano SIM | |
| Dual SIM | Yes | |
| Wireless Charging | No | |
| Camera | Vivo iQOO U6 | other phones |
| Main camera | 13 MP (wide), 2 MP (macro) | |
| Features | Yes | |
| Image | 1080p | |
| Selfie camera | 5 MP (wide) | |
| Multimedia | Vivo iQOO U6 | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Unspecified | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | Yes | |
| Design | Vivo iQOO U6 | other phones |
| Dimensions | 164.1 x 75.6 x 8.2 mm | |
| Waterproof | No | |
| Battery | Vivo iQOO U6 | other phones |
| Capacity | Li-Po 5000 mAh, 18W wired | |
| Placement | Non-removable | |
| Other | Vivo iQOO U6 | other phones |
| Sensors | Side-mounted fingerprint, accelerometer, proximity, compass, | |
