 
   
 Vivo U3 features a 6.53-inch display that offers full HD+ resolution of 1080 x 2340 pixels with a waterdrop-style display notch. It is powered by a Qualcomm Snapdragon 675 processor paired with up to 6GB RAM and up to 64GB storage. It also has an expandable memory with a microSD card slot.
For the cameras, Vivo U3 is equipped with a triple rear camera setup with a combination of a 16-megapixel primary sensor, an 8-megapixel ultrawide sensor and 2-megapixel macro sensor. There is a front-facing camera of a 16-megapixel sensor. The phone also features a fingerprint sensor at the back.
The smartphone runs on Android 9 Pie operating system with Funtouch UI layer over it and the battery capacity is 5000mAh with 18W fast charging. The device measurements are 162.15 x 76.47 x 8.69mm and it weighs 193 grams.
| Type | Full HD+ | 
| Resolution | 2340 x 1080 pixels | 
| Screen Size | 6.53 inches, 19:9 aspect ratio | 
| Processor | Octa Core 2 GHz, Qualcomm Snapdragon 675 | 
| Operating System | Android 9.0, Pie, Funtouch OS 9 | 
| RAM | 4 GB | 
| Internal Memory | 64 GB | 
| Expandable | 256 GB, via Micro SD card | 
| Rear Camera | 16 MP + 2 MP + 8 MP | 
| Front Camera | 16 MP, with f/2.2 aperture | 
| Flash | Yes, LED | 
| Video Recording | Yes, 1080p@30fps | 
| Design | Bar | 
| Size | 162.15 x 76.47 x 8.69mm | 
| Weight | 190 grams | 
| Capacity | 5000 mAh, 18W fast charge support | 
| Type | Non Removable | 
| Radio | Yes | 
| Media Player | Yes, MP3/WAV/eAAC+/FLAC player | 
| Video Player | Yes, MP4/H.264 player | 
| Network | 2G | 
| GSM/CDMA | GSM | 
| Bluetooth | 5.0, A2DP, LE | 
| WiFi | Yes, Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | 
| Internet | EDGE | 
| GPS | With GLONASS | 
| USB | Micro, microUSB 2.0, USB On-The-Go | 
| Headphone Connector | 3.5 mm, Active noise cancellation with dedicated mic | 
| SIM | Dual, Dedicated Slot | 
| NFC | No | 
| DLNA | Yes | 
| Sensors | |
| Built in Applications | Yes | 
| Warrenty | 1 Year | 
| Dustproof | No | 
| Shockproof | No | 
| Water Resistant | No | 
| Keypad | Touchscreen, Capacitive with multitouch | 
| Water Proof | No |