Vivo X21: Mother Of All Innovation

  • VIVO X21

The Vivo X21: The first smartphone with an in-screen Fingerprint sensor. A device loaded with awesome specifications and new tech to compete with the ruling devices with its innovation and performance. What new and intriguing this package has to offer, let’s see further in the review.


Vivo X21 smartphone is all set to launch today i.e. 29th May 2018 in India. The smartphone is a complete package of technology and impressive hardware and software. The X21 could be Vivo’s best smartphone till date and is the first with in-screen fingerprint technology. The phone offers a 6.20- inch display with a resolution of 1080×2280 pixels and best-in-class pixel density of 402 ppi. The phone is powered by Octa-core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260) Qualcomm Snapdragon 660 processor along with a 6 GB RAM and 128 GB of internal memory that is expandable up to 256 GB. The Vivo X21 comes with a 12+5 MP dual primary camera with an aperture of 1.8mm and a front camera of 12-MP with physical aperture f2.0 for taking selfies. The Vivo X21 runs on Android 8.0 and is powered by a battery of 3200 mAh with quick charging.

Sneak Peek  

Vivo X21 is a phone that offers 6.20-inch, Super AMOLED, capacitive touchscreen with 402 ppi pixel density and 1080×2280 pixels resolution. The phone runs on Android v8.1 (Oreo) coupled with Custom UI Funtouch OS 4.0 with dashing performance. The phone supports quick charging and gives a video playback time of 7.8 hours.

What’s cool What’s not so cool
On-screen Fingerprint Sensor

Smart Configuration

Great Camera Feature

Impressive Display

Smooth Performance

Supports 3D Mapping

Snapdragon 660 could have been replaced by 800 series

Battery Life A Bit Disappointing For Heavy Users

Average Slo-Mo Feature in Video Recording





Creative And Handy Design

The Vivo X21 has a lot of similarities when compared to iPhone X. The bezel-less screen display with top-notch feels like the exact replica. Also, the notch houses front-camera along with multiple sensors. The rear camera is stacked at the back to one side and a flash just below it. The screen is accompanied by a fingerprint sensor which is really noteworthy making it India’s first smartphone with an in-display fingerprint sensor. The phone is really slim with a thickness of 7.37mm. Though the phone is exactly slim it has space for USB-Charging port and 3.5mm headphone jack at the bottom of the phone. We are delighted that the company has not removed the headphone jack.

See Also: VIVO NEX S Review


Smooth Experience And Performance

The Vivo X21 runs on Android 8.1 (Oreo) with a custom skin called Funtouch v4.0 layered over the OS. Funtouch UI has been redesigned with a light skin and comes with an AI which learns constantly according to the user. The phone comes with a lot of pre-installed apps like Facebook, Whatsapp etc. Furthermore, the phone also features a smart gaming mode which enables the user to play games without any disturbances.


Picture With Clarity Of A Diamond

The smartphone is piled up with a 12MP+5MP dual primary camera with auto-focus and 12MP secondary camera with rear and front LED flash which offers amazing shots. Moreover, the wide-angle sensor offers a special feature for added dual- pixel for quicker focusing. The great features like image stabilization, color saturation, white balance, sharpness,  exposure, shutter speed, and special features like portrait mode, Live Photo, Panorama, Ultra HD, Time-Lapse etc..


Battery That Gives Power For Whole Day

The Vivo X21 comes with a battery of 3200mAh that makes sure that a user gets a long-lasting experience. Furthermore, the device is designed for efficient battery consumption and delivers a 7.8 continuous video-playback time. As a result of these extraordinary features help the phone to become a complete masterpiece that a user is looking for. However, battery life is experimented in moderate conditions as most of the users’ usage is moderate but the heavy end users may find some difference there.

See Also: VIVO V9 Review

Some Unique Features of VIVO X21:

·India’s first in-screen fingerprint sensor.
·The 3200 mAh Li-ion battery provides an uninterrupted service.
·Camera quality is really impressive.
·The device supports FM Radio.

Tech Specs


Release date March 2018
Form factor Touchscreen
Dimensions (mm) 154.50 x 74.80 x 7.40
Weight (g) 156.20
Battery capacity (mAh) 3200
Colours Black, Gold


Screen size (inches) 6.28
Touchscreen Yes
Resolution 1080×2280 pixels


Processor octa-core
Processor make Qualcomm Snapdragon 660
Internal storage 128GB


Rear camera 12-megapixel
Rear Flash LED
Front camera 12-megapixel


Operating System Android 8.1
Skin FunTouch 4.0


Wi-Fi Yes
Wi-Fi standards supported 802.11 a/b/g/n/ac
Bluetooth Yes, v 5.00
Infrared No
Headphones 3.5mm
Number of SIMs 2
SIM 1  
SIM Type Nano-SIM
3G Yes
4G/ LTE Yes
Supports 4G in India (Band 40) Yes
SIM 2  
SIM Type Nano-SIM
3G Yes
4G/ LTE Yes
Supports 4G in India (Band 40) Yes


Compass/ Magnetometer Yes
Proximity sensor Yes
Accelerometer Yes
Ambient light sensor Yes
Gyroscope Yes


Vivo X21 not only has a stunning display and smart configuration but also loaded with a lot of things. The onscreen fingerprint sensor steals all the limelight and works really fine. Moreover, the dual camera features acts as icing on the cake. Overall, the Vivo X21 is a good phone for all the features it provides but obviously with some compromises.



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"Gadgets For You" Belongs to Srishti Agarwal, a commerce graduate by degree but a technophile and a writer by heart. Her love for gadgets and writing made her choose a profession which is altogether a new journey. Being a novice in the blogging community, she strives to provide her audience with reviews on the latest gadgets and guidance tips on OS and Applications.

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