About Vivo X21

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Vivo X21

VIVO X21 DETAILS

Buy For
  • Excellent configuration
  • Outstanding cameras
  • Massive storage
  • Quick-charging
Beware of
  • Average battery backup
Verdict
The Vivo X21 is a flagship smartphone of the Chinese brand. The device has an excellent configuration which helps to deliver a quality performance while running multiple tasks simultaneously. The presence of the dual primary camera will help you to capture mesmerizing images. Apart from that, a massive storage is present to fulfil your needs. Though the battery is underpowered, the inclusion of quick charging makes up for it.
Best from the manufacturer
Display and Design
The Vivo X21 comes with a 6.28-inch Super AMOLED display which has a pixel density of 402 PPI. It is a result of a quality screen resolution 1,080×2,280 pixels. The device is blessed with an on-screen fingerprint sensor which enhances the security as well as the convenience of the device.
OS and Performance
The Vivo X21 boots on Android v8.1 (Oreo) operating system. The overall performance of the system is taken care of by two Kryo 260 quad-core processors having clock speeds of 2.2GHz and 1.84GHz. The processors are further coupled with a 6GB RAM which performs well in terms of handling multiple tasks. Moreover, an Adreno 512 answers all the graphical requirements of the system. The entire configuration is seated on a Qualcomm Snapdragon 660 chipset.
Camera and Battery
The Vivo X21 is armed with dual primary camera setup having 12MP and 5MP resolutions. The cameras are capable of capturing images of 4,000 x 3,000 pixels. It is also capable of recording full HD videos at a speed of 30fps. Moreover, the device has a 12MP front camera which provides a great performance in terms of clicking selfies. Acting as the stamina provider, a 3,200mAh Li-ion battery is present that is not enough for the device. The battery supports quick-charging so that you can charge your device at a lightning fast speed.
Storage and Connectivity
The Vivo X21 features a 128GB internal memory which is excellent to store ample amount of songs, videos, images, etc. Moreover, you can expand it up to 256GB by using a memory card. As for the connectivity, the device offers a wide range of connectivity options such as Wi-Fi, 4G with VoLTE, mobile hotspot, Bluetooth, GPS and microUSB.

VIVO X21 SPECIFICATIONS

General

Launch Date May 29, 2018 (Official)
Brand Vivo
Model X21
Operating System Android v8.1 (Oreo)
Custom UI
Funtouch OS
SIM Slot(s)
Dual SIM, GSM+GSM
SIM Size
SIM1: Nano
SIM2: Nano (Hybrid)
Network 4G: Available (supports Indian bands)
3G: Available, 2G: Available
Fingerprint Sensor
yes
Quick Charging
yes

Design

Height 154.4 mm
Width 74.7 mm
Thickness 7.3 mm

Very Good 
Weight 156.2 grams

Average 
Colours Black

Display

Very Good 
Screen Size
6.28 inches (15.95 cm)
Screen Resolution
1080 x 2280 pixels
Aspect Ratio 19:9
Pixel Density
402 ppi

Best in Class 
Display Type
Super AMOLED
Screen Protection
Corning Gorilla Glass v3
Touch Screen yes Capacitive Touchscreen, Multi-touch
Screen to Body Ratio
84.93 %

Performance

Very Good 
Chipset Qualcomm Snapdragon 660
Processor
Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Very Good 
Architecture
64 bit
Graphics
Adreno 512
RAM
6 GB

Best in Class 

Storage

Best in Class 
Internal Memory
128 GB

Best in Class 
Expandable Memory
yes Up to 256 GB
User Available Storage Up to 107 GB
USB OTG Support
yes

Camera

Very Good 
MAIN CAMERA
Resolution 12 MP + 5 MP Dual Primary Cameras

Very Good 
Autofocus yes
Physical Aperture F1.8
Flash yes LED Flash
Image Resolution 4000 x 3000 Pixels
Settings Exposure compensation, ISO control
Shooting Modes Continuos Shooting, High Dynamic Range mode (HDR)
Camera Features Digital Zoom, Auto Flash, Face detection, Touch to focus
Video Recording 3840×2160 @ 30 fps
FRONT CAMERA
Resolution 12 MP Front Camera

Very Good 
Physical Aperture F2.0
Flash yes Screen flash

Battery

Very Good 
Capacity
3200 mAh
Type Li-ion
User Replaceable
no No
Quick Charging
yes Fast

Network & Connectivity

SIM Size
SIM1: Nano, SIM2: Nano (Hybrid)
Network Support
4G (supports Indian bands), 3G, 2G
VoLTE
yes
SIM 1
4G Bands:
TD-LTE 2300(band 40) / 2500(band 41) 
FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
SIM 2
4G Bands:
TD-LTE 2300(band 40) / 2500(band 41) 
FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
SAR Value
Head: 1.180 W/kg, Body: 0.573 W/kg
Wi-Fi yes Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Wi-Fi Features
Mobile Hotspot
Bluetooth
yes v5.0
GPS
yes with A-GPS, Glonass
USB Connectivity
Mass storage device, USB charging, microUSB 2.0

Multimedia

FM Radio
yes
Loudspeaker yes
Audio Jack 3.5 mm

Special Features

Fingerprint Sensor
yes
Fingerprint Sensor Position On-screen
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Applications Facebook, WhatsApp, LINE, Google Duo, Gmail, Amazon, Lazada, Flipkart, Maps, Newspoint, WPS Office, UC Browser

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