Product
Vivo X20 Plus
Vivo X20 Plus
Vivo X50
Vivo X50
Battery
Charging 22.5W wired 33W wired
Type Li-Ion 3900 mAh, non-removable 4200 mAh
Body
Build Glass front, aluminum back, aluminum frame Glass front, glass back, aluminum frame
Dimensions 165.3 x 80.1 x 7.5 mm (6.51 x 3.15 x 0.30 in) 159.5 x 75.4 x 7.6 mm (6.28 x 2.97 x 0.30 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 181.5 g (6.42 oz) 173 g (6.10 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.1, A2DP, LE, aptX HD
NFC No Yes
Positioning GPS GPS, GLONASS, GALILEO, BDS
Radio No No
USB microUSB 2.0, OTG USB Type-C, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 2160 pixels, 18:9 ratio (~376 ppi density) 1080 x 2376 pixels (~398 ppi density)
Size 6.43 inches, 106.7 cm2 (~80.6% screen-to-body ratio) 6.56 inches, 104.6 cm2 (~87.0% screen-to-body ratio)
Type Super AMOLED AMOLED, 90Hz, HDR10+
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, compass
  - Virtual proximity sensing
Launch
Announced 2017, September. Released 2017, October 2020, July 07
Status Discontinued Available. Released 2020, July 16
Main Camera
Dual 12 MP, f/1.8, AF 5 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Quad - 48 MP, f/1.6, (wide), PDAF, OIS 13 MP, f/2.5, 50mm (telephoto), 1/2.8", 0.8µm, PDAF, 2x optical zoom 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.5, (macro)
Video 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 64GB 4GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Matte Black, Gold, Rose gold Glaze Black, Frost Blue
Models 1720 2004
Network
2G bands GSM 900 / 1800 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41 1, 3, 5, 8, 40
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA, LTE
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
  1, 2, 3, 4, 5, 8 - X20A Plus -
Platform
Chipset Qualcomm SDM660 Snapdragon 660 (14 nm) Qualcomm SDM730 Snapdragon 730 (8 nm)
CPU Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Adreno 512 Adreno 618
OS Android 7.1.1 (Nougat), upgradable to Android 8.0 (Oreo), Funtouch 3.2 Android 10, Funtouch 10.5
Selfie camera
Features - HDR
Single 12 MP, f/2.0, (wide), 1/2.8", 1.28µm 32 MP, f/2.5, 26mm (wide), 1/2.8", 0.8µm
Video 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes
  32-bit/192kHz audio 24-bit/192kHz Hi-Res audio