Smartphones are sold with a variety of design specs and are frequently exchanged for socioeconomic and technical factors. So, it’s crucial to comprehend some specific hardware parts (such as the display, battery, and CPU), as well as the OS, and use such devices for a long time before having to exchange them. Fortunately, our vivo V21 review will help you cover all the requirements for buying the finest mobile phone.
After declaring vivo V21 by vivo on 4/27/2021, this model has been Released 2021, May 05. However, this model status in the market is: Available.
When you buy vivo V21, you will gain a 64 MP, f/1.8, 26mm (wide), 1/1.72″, 0.8µm, PDAF, OIS rear camera and 16 MP, f/2.0, (wide) selfie camera. it Also has 128GB 8GB RAM, and 4000 mAh battery life (the more mAh value gives more strength to the battery).
with 6.44 inches, 100.1 cm2 display size.
vivo V21 comes with the following OS and chips:
* Android 11, Funtouch 11.1 OS,
* MediaTek MT6853 Dimensity 800U (7 nm) Chipset
* Octa-core (2×2.4 GHz Cortex-A76 & 6×2.0 GHz Cortex-A55) Processor.
To understand the meanings of mobile phone specifications, continue reading this vivo V21 review.
vivo V21 Review of The Body Features
People are often interested in the mobile phone’s body features, which prompted most mobile phone producers to use a considerable part of the company’s research and budget to evolve this aspect of cellular phones so that it suits all the aspirations of the consumer. In the following lines, you will find vivo V21 review, which will explain the most important details related to the body of this device.
* Body Dimensions: 159.7 x 73.9 x 7.3 mm (6.29 x 2.91 x 0.29 in) which mean height, width, and thickness (depth) respectively.
* Body Weight: 176 g (6.21 oz).
For mobile phones, a weight between 140g to 170g is considered appropriate for most users.
* Body Build: Glass front, plastic frame, plastic back.
Here are the most popular body kinds of the cellular phones:
* Metal. Some mobile phones manufacturers use metal in the construction of the phone’s body in order to give the highest protection for its inside parts.
* Glass. Devices whose body is made of glass may look more appealing, but this type is not considered robust when fulling on hard surfaces.
* Plastic. This type is very practical, so it is the most popular one in the industry of cellular phone bodies.
Read vivo V21 Review To Know Its Colors
There is no better or worse color for the mobile phones case, but it depends on two factors: the first one is your personal taste, the second is the type of work you do.
vivo V21 comes in the following colors: Dusk Blue, Sunset Dazzle.
vivo V21 Review In Terms of Display Specs
With the rapid evolution of mobile inventions, it is hard to identify any smartphone or combination of features as the best. This applies to the quality and specs of the screen. In fact, choosing it depends on your particular requirement and the areas in which you use smartphones. In the following lines, we will talk about the major screen characteristics of vivo V21
Display Type: AMOLED – Note that you need to look for a display kind that gives more vivid colors and actual black color.
Display Size: 6.44 inches, 100.1 cm2 – The popular standard screen size of smartphones now averages between 4.7 and 6.5 inches.
Refresh Rate: 90Hz – The refresh rate (measured in Hertz (Hz)) is the number of times a screen recreates an image. A higher refresh rate means less motion blur and considerably better image quality.
Display HDR: HDR10+ – HDR (High Dynamic Range) means that an image’s darkest and lightest areas have a noticeable contrast.
Display Nits Brightness: 500 nits (typ).
Display Nits Full: 500 nits (typ),.
Screen To Body Ratio: (~84.8% screen-to-body ratio). It gives the percentage of how much of the front side is covered by the display.. Smartphones that have the largest screen to body ratio look delicate and give it a premium look.
Display Ratio: 20:9 ratio. the Aspect ratio is the relevance between the height and width of the smartphone screen. Taller aspect ratios like 19.5:9 is coming with the most modern smartphones, and it is suitable for web browsing, and other portrait orientation apps.
Display Resolution: 1080 x 2400 pixels. It is the clarity of an image video in details and sharpness. The pixel resolution for high definition screens is 1920 x 1080.
Display Density: (~409 ppi density). It is the number of physical pixels per inch on a screen, and is measured in Pixels Per Inch (ppi).
vivo V21 Review – Camera Specs
In the following lines, you will find vivo V21 review about the main cameras.
* Main Camera Single: {64 MP, f/1.8, 26mm (wide), 1/1.72″, 0.8µm, PDAF, OIS}.
The following lines explain some of the symbols included in the camera characteristics:
MP (Megapixels) is the resolution of the image taken by a cellular phone.
(f value) is the aperture of a lens indicates how much light it lets in. The larger the aperture, the more light is let in; and vice versa.
(mm value) This measurement is of the lens’s focal length, which affects the final image that is produced by your camera.
AutoFocus (AF) is the function of a camera to automatically focus on a subject.
* Main Camera Dual: 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0″, 1.12µm
* Main Camera Triple: 2 MP, f/2.4, (macro)
The main camera features are as follows:
HDR, panorama, 4K@30fps (no OIS), 1080p@30/60fps main video camera.
In the following lines, you will see vivo V21 review of the selfie camera:
* Selfie Camera Single: 16 MP, f/2.0, (wide)
* Selfie Camera Dual: 32 MP, f/2.4, 100˚ (ultrawide)
The main camera specifications are:
HDR, 1080p@30fps Selfie video camera.
the SIM Card characteristics – vivo V21 Review
A SIM card, also known as a Subscriber Identity Module, is an electronic card that stores information including user identity, phone number, network authorization data, personal security keys, and contact lists. A SIM card connects a smartphone to a specific mobile network to use its functions, like making calls, connecting to internet services such as 3G, 4G LTE (please refer to vivo V21 3G or vivo V21 4G articles ) and 5G, or sending SMS messages. Please note that its possible to use your mobile phone without SIM card as a personal assistant device.
This cellphone model comes with Hybrid Dual SIM (Nano-SIM, dual stand-by) card. For more info, refer to How to insert SIM card in vivo V21 article.
Here are the popular SIM card kinds:
* Nano SIM. This removable SIM card size is the smallest available one, so it is the most modern one (other than eSIMs, which we’ll talk about it very soon) and most current mobile phones are using it.
* Micro SIM. They have a little bit larger chip, and they’re seldom been used in the recent years.
* Standard SIM (Mini SIM). It is the biggest SIM card size in use, and it’s the most seldom used.
* eSIM. It is an embedded SIM card, meaning that you can’t remove it from your smartphone.
vivo V21 Review of The Performance
This model has MediaTek MT6853 Dimensity 800U (7 nm) chipset.
Advanced embedded chipsets in cellular phones allows the performing of many different tasks depending on their programming. They are built-in as part of the complete device including hardware and mechanical parts. The most famous chipset types are: QUALCOMM Snapdragon, INTEL ATOM, and MEDIATEK CHIPSETS..
vivo V21 has Octa-core (2×2.4 GHz Cortex-A76 & 6×2.0 GHz Cortex-A55) CPU.
CPU (Central Processing Unit) performance is vital for the daily user experience. Thus, the higher the number of cores, and the higher the number of processing speed the better the performance will be..
vivo V21 has the following GBU (Graphics Processing Unit): Mali-G57 MC3.
This chip is responsible for handling all graphics jobs. Actually, Users are now more familiar about the various GPU chip types included in smartphone chipsets and sometimes take their performance into account when making purchases.
Storage Capacity and Features – vivo V21 Review
One of the main deciding factors when you want to buy a new cellphone is the amount of storage it offers. Actually, vivo V21 comes with microSDXC (uses shared SIM slot) memory card slot, and the following internal memory: 128GB 8GB RAM – 256GB 8GB RAM
Two types of phone’s memory are available:
Internal: It is built in the phone, and can’t be increased. Nowadays, the majority of cellular phones have internal memory that is at least 32GB or 64GB and a few high-end models feature 256GB or 512GB.
External: It is a removable SD card used as an extra storage to save photos, music, videos, etc., regardless of the type of SD card slot.
vivo V21 Review – Mobile Networks and Connectivity
A mobile network is the system that secures wireless telecommunications for mobile devices. This is done through telecommunications towers comprising specific distinct areas. There are 3 kinds of these networks: 3G, 4G (LTE) and 5G. These kinds are supported by the most recent cellular phones.
vivo V21 supports the following networks: 3G. For more information, refer to vivo V21 3G article. – 4G. For more info, refer to vivo V21 4G article.
Available Wireless Connections – vivo V21 Review
This model comprises the following wireless communications:
* WLAN connection: {Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot}. Wireless Local Area Network uses Wi-Fi to communicate to the home or office wireless network using the local router and provides Internet access.
* Bluetooth connection: {5.1, A2DP, LE}. It is a common wireless communication protocol used to connect two devices together over short ranges, allowing them share data between different devices.
* GBS connection: {Yes, with A-GPS, GLONASS, GALILEO, BDS}.Global Positioning System allows cellphone to locate any position you need.
* USB connection: {USB Type-C 2.0, USB On-The-Go}.Universal Serial Bus is wired technology that allows users to connect two devices, such as a smartphone with a PC, to either transfer data or to charge the connected device.
* Features Sensors: {Fingerprint (under display, optical), accelerometer, gyro, proximity, compass}. The sensor is a device that detects and majors the changes in the nearby environment such as ambient light and motion.
vivo V21 Review – The Operating System
This model comes with {Android 11, Funtouch 11.1} operating system.
PHONE Review – The Battery Main Specifications
Nothing is more important than the mobile phone’s battery, which powers these gadgets and keeps daily life going. In the following lines, you’ll see vivo V21 review of its main battery.
* Battery Technology: {Li-Po}.
* vivo V21 comes with {non-removable} battery.
* Battery Capacity: {4000} mAh. It refers to the storage capacity a specific battery can provide. A battery with 3100 mAh capacity rating could supply a current of 3100 mA for one hour. Higher mAh ratings for the same battery kind will generally mean longer working time.
* Battery Charging: {Fast charging 18W}.
vivo V21 Review – The Battery Secondary Specifications
Along with the primary vivo V21 characteristics that we just discussed, this model contains additional battery-related characteristics that vary somewhat depending on the model of cellular phone. These specifications are as follows:
* Battery Charging Original: {Fast charging 33W, 63% in 30 min (advertised)}.
* Quick Charge: {Quick Charge 3.0}.