vivo
Released: Mar 2018
vivo X21 UD
Approx. Price
USD 450
The world's first smartphone with an under-display fingerprint sensor and Super AMOLED display.
The vivo X21 UD made history as one of the first commercially available smartphones to feature an under-display optical fingerprint scanner. It boasts a beautiful 6.28-inch Super AMOLED display with a notch design, powered by the capable Qualcomm Snapdragon 660 AIE chipset. With 6GB of RAM and dual rear cameras (12MP + 5MP), it offers a premium mid-range experience. The device also supports Face Access for alternative biometric security and runs Funtouch OS 4.0 based on Android 8.1 Oreo.
Full Specifications
Display
Type
Super AMOLED
Size
6.28 inche
Resolution
1080 x 2280 pixels
Protection
Corning Gorilla Glass 3
Refresh Rate
60Hz
Processor & OS
Chipset
Qualcomm Snapdragon 660
Memory & Storage
RAM
6GB, 4GB
Internal
128
Battery
Capacity
3200 mAh
Type
Li-Ion, non-removable
Charging
18W wired
Wireless
No
Connectivity
Network
GSM / HSPA / LTE
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
GPS
NFC
Infrared
Radio
USB
microUSB 2.0, OTG
Sensors
Accelerometer
Gyroscope
Compass
Proximity
Barometer
Fingerprint
Face ID
Body
Dimensions
154.5 x 74.8 x 7.4 mm
Weight
156.2 g
Camera
Front Camera
12 MP
wide
AI Face Beauty
Rear Camera
12 MP
wide
Dual Pixel PDAF, LED flash, HDR
Rear Camera
5 MP
depth
Depth sensor
SIM
Slot 1
physical (4G, 3G, 2G)
Slot 2
physical (4G, 3G, 2G)
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