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Vivo X21 UD

Vivo X21 UD
৳56,900.00
Brand: Vivo
Category: Smartphones
  • Released: 2018, March
  • OS: Android 8.1
  • Display: 6.28" 1080x2280 pixels
  • Camera: 12MP 1080p
  • RAM: 6GB
  • Battery: Li-Ion 3200 mAh

Full Specifications and Price in Bangladesh

General Info

Announced 2018, March
Status Available
Brand Vivo
Model Vivo X21 UD
Color Black, Ruby Red
Made by China
Price 56900

Network

Technology GSM / CDMA / HSPA / LTE
2G Bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
3G Bands HSDPA 850 / 900 / 1900 / 2100
4G Bands 1, 2, 3, 5, 8, 34, 38, 39, 40, 41
5G Bands N/A
Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
GPRS GPRS (General Packet Radio Service) is a packet oriented mobile data service on the 2G and 3G cellular communication system's global system for mobile communications (GSM), Generally, GPRS is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection.
EDGE EDGE (Enhanced Data GSM Environment) is a wireless network technology generally considered the next step in the 2G network offers data transfer rates up to four times faster than ordinary GSM networks, Generally, EDGE is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection.

Body

Dimensions 154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in)
Weight 156.2 g (5.50 oz)
Build Glass front (Gorilla Glass 3), aluminum back, aluminum frame
SIM SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. Hybrid Dual SIM (Nano-SIM, dual stand-by)

Display

Type Design Type called form factor refers to a mobile phone's size, shape, and style as well as the layout and position of major components of phone. There are three major form factors seen in mobile phones => bar phones, folding phones and sliding phones. Super AMOLED
Size 6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio)
Resolution 1080 x 2280 pixels, 19:9 ratio (~402 ppi density)
Refresh Rate 60Hz.
Protection Corning Gorilla Glass 3
Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. 402 ppi density
Multitouch
Features LED flash

Platform

Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. Android 8.1 (Oreo), Funtouch 4
Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. Adreno 512

Memory

Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. microSD, up to 256 GB (uses SIM 2 slot)
RAM RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices. 6 GB
Internal Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored. 128 GB

Main Camera

Camera Resolution 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF
5 MP, f/2.4, (depth)
Camera Features LED flash, HDR, panorama
Video Resolution 1080p@30fps

Selfie Camera

Camera Resolution 12 MP, f/2.0, (wide), 1/2.8", 1.28µm
Camera Features LED flash
Video Resolution 1080p@30fps

Sound

Alert Types Vibration; MP3, WAV ringtones
Loudspeaker Yes
Audio Jack

Connectivity

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. 5.0, A2DP, LE
GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. Yes, with A-GPS, GLONASS
NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches.
Infrared port
FM Radio
USB microUSB 2.0, USB On-The-Go

Features

Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device. Fingerprint (under display), accelerometer, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Email, IM
Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages. HTML5
Java

Battery

Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. Non-removable Li-Ion
Battery Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. 3200 mAh battery
Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. Fast battery charging
Fast Charging
Wireless Charging

Our Rating

The overall rating is based on review by our experts

5.5
  • Design 5 / 10
  • Display 6 / 10
  • Camera 5 / 10
  • Connectivity 5 / 10
  • Features 7 / 10
  • Performance 6 / 10
  • Battery 5 / 10
  • Usability 5 / 10

Vivo X21 UD: Overview:

The Vivo X21 UD is a premium mid-range smartphone among the first devices boasting an in-display fingerprint scanner. It has a 6.28-inch Super AMOLED display, dual cameras at the back, and is powered by a mid-range Snapdragon 660 processor. The X21 UD is for those who want state-of-the-art technology pressed into a sleek and stylish design. It runs on Android 8.1 Oreo with Vivo’s Funtouch OS 4.0.

Price in Bangladesh:
The Vivo X21 UD is priced close to BDT 56,900, so this falls under the high-end variant of a mid-range device.

Pro and cons:

Pros:

  • In-Display Fingerprint Scanner: The innovative in-display fingerprint scanner provides a futuristic and convenient way to unlock the device.
  • Super AMOLED Display: The 6.28-inch display offers vibrant colours and deep blacks, making it ideal for media consumption.
  • Dual Rear Cameras: The 12MP + 5MP cameras produce high-quality photos with excellent detail and depth effects.
  • Sound Performance: The Snapdragon 660 chipset, coupled with 6GB of RAM, ensures smooth multitasking and gaming.
  • Premium Design: The slim and sleek design, with a glass back, gives the device a premium look and feel.

Cons:

  • High Price: The price may be steep for some users, especially considering the competition in the mid-range market.
  • Average Battery Life: The 3200mAh battery may last a partial day with heavy usage.
  • No Water Resistance: The lack of an IP rating means the device is vulnerable to water and dust damage.
  • Bloatware: Pre-installed apps can take up storage space and may slow down the device over time.

FAQs:

Q: Does the Vivo X21 UD support 4G LTE?

A: Yes, the Vivo X21 UD supports 4G LTE connectivity.

Q: Can the storage on the Vivo X21 UD be expanded?

A: Yes, the device has a microSD card slot that supports expansion up to 256GB.

Q: What is the battery capacity of the Vivo X21 UD?

A: The Vivo X21 UD is equipped with a 3200mAh battery.

Q: Does the Vivo X21 UD have a front-facing camera?

A: Yes, the device features a 12MP front-facing camera with AI Beauty features.

Q: Is the Vivo X21 UD suitable for gaming?

A: Yes, the Snapdragon 660 processor and 6GB of RAM make the X21 UD capable of handling most games with ease.

Reason to Buy:

Innovative Technology: If you’re looking for cutting-edge features like the in-display fingerprint scanner, the Vivo X21 UD is one of the first smartphones to offer this technology.

Stunning Display: The Super AMOLED display provides a vibrant and immersive viewing experience, perfect for watching videos and playing games.

Good Camera Performance: The dual rear and AI-enhanced front cameras make it a great option for photography enthusiasts.

Premium Build Quality: The sleek design and glass back give the device a premium feel, making it stand out.

Disclaimer Note

We do not guarantee that the information of this page is 100% accurate and up to date.

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