| Brand: | Vivo |
| Model: | X20 Plus UD |
| Type: | Smartphone |
| Release Date: | 2018, January |
| Size: | 6.43 inches, 106.7 cm2 (~85.8% screen-to-body ratio) |
| Resolution: | 1080 x 2160 pixels, 18:9 ratio (~376 ppi density) |
| Technology: | Super AMOLED |
| Main Specs: | 12 MP, f/1.8, AF, 5 MP, f/2.4, (depth) |
| Main Features: | LED flash, HDR, panorama |
| Main Video: | 1080p@30fps |
| Selfie Specs: | 12 MP, f/2.0, (wide), 1/2.8", 1.28µm |
| Capacity: | Li-Ion 3900 mAh, non-removable |
| Type: | Li-Ion |
| Chipset: | Qualcomm SDM660 Snapdragon 660 (14 nm) |
| Ram: | 4GB |
| Storage: | 128GB |
| Expandable: | microSDXC (uses shared SIM slot) |
| Os Version: | 7.1.1 |
| Dimensions: | 155.3 x 80.1 x 7.5 mm (6.11 x 3.15 x 0.30 in) |
| Weight: | 181.5 g (6.42 oz) |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth: | 5.0, A2DP, LE |
| Nfc: | No |
| Usb: | microUSB 2.0, USB On-The-Go |
| Headphone Jack: | Yes |
| Network: | GSM / CDMA / HSPA / LTE |
| Sensors: | Fingerprint (under display, optical), accelerometer, proximity, compass |
| Colors: | Matte Black, Gold, Rose gold |