Product
Vivo Z3
Vivo Z3
Vivo V17
Vivo V17
Battery
Charging - 18W wired
Type 3315 mAh, non-removable 4500 mAh, non-removable
Body
Build - Glass front, plastic back, plastic frame
Dimensions 156 x 75.6 x 8.1 mm (6.14 x 2.98 x 0.32 in) 159 x 74.2 x 8.5 mm (6.26 x 2.92 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 164 g (5.78 oz) 176 g (6.21 oz)
Comms
Bluetooth 4.2, A2DP, EDR, LE, aptX 5.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio No
USB microUSB 2.0, OTG USB Type-C 2.0, 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 2280 pixels, 19:9 ratio (~400 ppi density) 1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Size 6.3 inches, 99.1 cm2 (~84.0% screen-to-body ratio) 6.44 inches, 100.1 cm2 (~84.9% screen-to-body ratio)
Type IPS LCD Super AMOLED
Features
Sensors Infrared Face ID, fingerprint (rear-mounted), accelerometer, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2018, October. Released 2018, October 2019, November 23. Released 2019, December
Status Discontinued Discontinued
Main Camera
Dual 16 MP, f/2.0, PDAF 2 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama LED flash, HDR, panorama
Quad - 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
Video 1080p@30fps 4K@30fps, 1080p@30/60fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  - UFS 2.1
Misc
Colors Starry Night, Aurora Blue, Dream Powder Admiral Blue, Glacier Ice White, Midnight Ocean Black
Models V1813BT, V1813BA 1919
SAR - 0.99 W/kg (head)     0.25 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41 1, 3, 5, 8, 38, 40, 41
Speed HSPA, LTE HSPA, LTE
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
  CDMA 800 / 1900 & TD-SCDMA 1, 3, 5, 7, 8, 38, 40, 41
Platform
Chipset Qualcomm SDM670 Snapdragon 670 (10 nm)Qualcomm SDM710 Snapdragon 710 (10 nm) Qualcomm SDM675 Snapdragon 675 (11 nm)
CPU Octa-core (2x2.0 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)Octa-core (2x2.2 GHz 360 Gold & 6x2.2 GHz Kryo 360 Silver) Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
GPU Adreno 615Adreno 616 Adreno 612
OS Android 8.1 (Oreo) Android 9.0 (Pie), Funtouch 9.2
Selfie camera
Features HDR HDR
Single 12 MP, f/2.0, (wide), 1/2.8", 1.28µm 32 MP, f/2.5, 23mm (wide), 1/2.8", 0.8µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes