Product
Vivo V9 Youth
Vivo V9 Youth
Vivo Z3x
Vivo Z3x
Battery
Type Li-Ion 3260 mAh, non-removable Li-Ion 3260 mAh, non-removable
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 154.8 x 75.1 x 7.9 mm (6.09 x 2.96 x 0.31 in) 154.8 x 75 x 7.9 mm (6.09 x 2.95 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 150 g (5.29 oz) 150 g (5.29 oz)
Comms
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
Radio FM radio, recording FM radio
USB microUSB 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2280 pixels, 19:9 ratio (~400 ppi density) 1080 x 2280 pixels, 19:9 ratio (~403 ppi density)
Size 6.3 inches, 99.1 cm2 (~85.2% screen-to-body ratio) 6.26 inches, 97.8 cm2 (~84.2% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, proximity, compass
Launch
Announced 2018, April. Released 2018, April 2019, April. Released 2019, May
Status Discontinued Discontinued
Main Camera
Dual 16 MP, PDAF 2 MP, (depth) or 13 MP, PDAF 2 MP, (depth) (China only) 13 MP, f/2.2, PDAF 2 MP, f/2.4, (depth)
Features Dual-LED flash, HDR, panorama LED flash, panorama
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 32GB 4GB RAM, 64GB 4GB RAM 64GB 4GB RAM, 64GB 6GB RAM
  eMMC 5.1 eMMC 5.1
Misc
Colors Champagne Gold, Pearl Black, Red Black, Red, Aurora
Models 1727, 1726 V1730GA
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 38, 40, 41 1, 3, 5, 8, 34, 38, 39, 40, 41
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / LTE
  - CDMA 800 & TD-SCDMA
Platform
Chipset Qualcomm SDM450 Snapdragon 450 (14 nm) Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU Octa-core 1.8 GHz Cortex-A53 Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU Adreno 506 Adreno 512
OS Android 8.1 (Oreo), Funtouch 4 Android 9.0 (Pie), Funtouch 9
Selfie camera
Single 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes