| Hardware and OS vivo U3x |
| Operating system: | Android 11, OriginOS for iQOO 1.0 |
| Processor: | Octa-core (2x2.0 GHz Kryo 460, 6x1.8 GHz Kryo 460) |
| GPU: | Adreno 619 |
| RAM: | 4 GB, 6 GB, 8 GB |
| Internal Storage: | 64 GB, 128 GB |
| Memory Card Slot: | No |
| User Interface: | Yes |
| Display vivo U3x |
| Type: | IPS LCD |
| Size: | 6.58 inches |
| Resolution: | 1080 x 2408 pixels |
| Colors: | 16M |
| Pixel Density: | 401 ppi |
| Touchscreen: | Yes |
| Connectivity vivo U3x |
| 4G Network: | 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 |
| 5G Network: | 1, 3, 28, 41, 77, 78 SA/NSA |
| Wi-Fi: | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot |
| GPS: | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| NFC: | No |
| USB: | USB Type-C 2.0, USB On-The-Go |
| Speed: | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| SIM: | Nano SIM |
| Dual SIM: | Dual SIM (Nano-SIM, dual stand-by) |
| Wireless Charging: | No |
| Camera vivo U3x |
| Main camera: | 13 MP (wide), 2 MP (depth) |
| Features: | LED flash, HDR, panorama |
| Image: | 2160p |
| Selfie camera: | 8 MP (wide) |
| Multimedia vivo U3x |
| Loudspeaker: | Yes |
| Handsfree: | Yes |
| Radio: | No |
| Video Playback: | Yes |
| Video Out: | Yes |
| Ring Tones: | Yes |
| 3.5 mm Jack: | Yes |
| Design vivo U3x |
| Dimensions: | 164.2 x 75.4 x 8.4 mm |
| Waterproof: | No |
| Weight: | 185.5 g |
| Battery vivo U3x |
| Capacity: | Li-Po 5000 mAh, Fast charging 18W |
| Placement: | Non-removable |
| Other vivo U3x |
| Sensors: | Fingerprint (side-mounted), accelerometer, proximity, compass, |
