HomeSamsungSamsung Galaxy A21s Review: Get the Required Info

Samsung Galaxy A21s Review: Get the Required Info

Samsung Galaxy A21s specifications possess a long list of complex technical words that can overwhelm even the experts. So, when you going to invest in a new mobile phone, there will be too many questions pass through your mind. In this blog, you will find Samsung Galaxy A21s reviews that sort out most of its specifications and jargon, to allow you to make sense of it all.

After announced Samsung Galaxy A21s by Samsung on 5/15/2020, this model has been released in 2020, June 02. However, this model’s status in the market is Available.

When you buy Samsung Galaxy A21s, you will gain a 48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF rear camera and 12 MP, f/2.2, 23mm (wide), 1/3.6″ selfie camera. it also has 32GB 2GB RAM, and 5000 mAh battery life (the more mAh value gives more strength to the battery).
with 6.5 inches, 102.0 cm2 display size.

Samsung Galaxy A21s comes with the following OS and chips:
* Android 10, upgradable to Android 11, One UI 3.1 OS,
* Exynos 850 (8nm) Chipset

* Octa-core (4×2.0 GHz Cortex-A55 & 4×2.0 GHz Cortex-A55) Processor.

To understand the meanings of mobile phone specs, continue browsing this Samsung Galaxy A21s review.

The Body Specifications – Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Body Features

When planning to purchase a new cellular phone, the body characteristics must be taken into consideration. These physical characteristics include body size, weight, and build. You can read Samsung Galaxy A21s review in terms of the body features in the lines that follow.

* Body Dimensions: 163.7 x 75.3 x 8.9 mm (6.44 x 2.96 x 0.35 in) which means height, width, and thickness (depth) respectively.

* Body Weight: 192 g (6.77 oz).
For cellular phones, a weight between 140g to 170g is considered suitable and appropriate for most customers.

* Body Build: Glass front, plastic frame, plastic back.
The following body types of the mobile phone are available:
* Metal. Due to the fact that it is made of metals, it is the most powerful in terms of protecting the smartphone’s internal components.
* Plastic. This kind could be sturdier than metal because it doesn’t bend. Additionally, because it doesn’t shatter easily, it has a longer operating life than a glass one.
* Glass. This type of cellular phone’s body looks more polished and attractive, despite the fact that glass is more likely to break due to its brittle nature.

Is Mobile Phone color important? – Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Available Colors

Choosing the color of a mobile phone does not affect the quality of its work or the effect of heat on its internal components, so you can select the color based on your preferences or the manner in which you utilize your phone.
Samsung Galaxy A21s comes in the following colors: Black, White, Blue, Red.

Samsung Galaxy A21s Review of The Display Specs and Quality

Samsung Galaxy A21s Review - Display Specs

We use cellular phones to work, connect, play games, watch movies and videos, do photography, and even do extensive reading. These tasks are easily accomplished on large-screen smartphones with proper blacks, high contrast ratios, and good visibility from different angles.
The next lines will demonstrate the major display characteristics of Samsung Galaxy A21s.

Display Type: PLS LCD – Remember that you should search for a display type that provides more shining colors and actual black.

Display Size: 6.5 inches, 102.0 cm2 – The common standard screen size of cell phones now averages between 4.7 and 6.5 inches.

Screen To Body Ratio: (~82.8% screen-to-body ratio). It refers to 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 that give them 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: 720 x 1600 pixels. It is the clarity of an image video in detail and sharpness. The pixel resolution for high-definition screens is 1920 x 1080.

Display Density: (~270 ppi density). It is the number of physical pixels per inch on a screen and is measured in Pixels Per Inch (ppi).

Camera Characteristics- Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Camera Specifications

In the following lines, you will find Samsung Galaxy A21s review about the main cameras.
* Main Camera Single: 48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF.
Here are explanations about some of the symbols included in the camera specs:
MP (Megapixels) is the resolution of the image taken by a cellular phone.
(f value) is the aperture of a lens that indicates how much light it lets in. The larger the aperture, the more light is let in; conversely, a smaller aperture lets in less light.
(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, 123˚ (ultrawide), 1/4.0″, 1.12µm
* Main Camera Triple: 2 MP, f/2.4, (macro)
* Main Camera Quad: 2 MP, f/2.4, (depth)
The main camera features are as follows:
HDR, panorama, 1080p@30fps main video camera.

In the following lines, you will find Samsung Galaxy A21s review of the selfie camera:
* Selfie Camera Single: 12 MP, f/2.2, 23mm (wide), 1/3.6″
* Selfie Camera Dual: SL 3D, (depth/biometrics sensor)
The main camera specifications are:
HDR, 4K@24/30/60fps, 1080p@30/60/120fps, gyro-EIS Selfie video camera.

Samsung Galaxy A21s Review of the SIM Card

Samsung Galaxy A21s Review - SIM Features

The acronym SIM is used to refer to the Subscriber Identity Module. It is an electronic card that can be inserted into your cellular phone to be able to access your phone’s communication features to make calls, send SMS, and connect to the 3G, 4G LTE, and 5G mobile internet. For more information about 3G / 4G networks, refer to Samsung Galaxy A21s 3G or Samsung Galaxy A21s 4G articles. SIM cards come in three sizes: Standard (Mini), Micro, and Nano. It is possible to use your mobile phone without a SIM card, such as using the calculator, playing games, saving text or voice notes, and connecting to a Wi-Fi network to browse the internet.

This smartphone model comes with Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) card. For more info, refer to How to insert SIM card in Samsung Galaxy A21s article.
Here are the common SIM card kinds:
* Nano-SIM. It is the smallest removable SIM card size, so it is the most modern one (other than eSIMs, which we’ll read about very soon) and most modern mobile phones are using it.

* Micro-SIM. They have a slightly larger chip, and they haven’t been utilized too often recently.

* 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 device.

Chipset, CPU, and GPU – Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Hardware Performance

This model has Exynos 850 (8nm) chipset.
Advanced embedded chipsets in cell phones allow 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 kinds are: Qualcomm Snapdragon, Intel Atom, and MediaTek Chipsets.

Samsung Galaxy A21s has Octa-core (4×2.0 GHz Cortex-A55 & 4×2.0 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 processing speed the better the performance will be.

Samsung Galaxy A21s has the following GBU (Graphics Processing Unit): Mali-G52.
This chip is responsible for processing all graphics jobs. In fact, Users are now more familiar with the various GPU chip kinds included in cellular phone chipsets and occasionally take their performance into account when making purchases.

Storage Specs – Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Storage and Capacity

One of the primary deciding factors when you want to buy a new cellular phone is the size of storage it offers. Actually, Samsung Galaxy A21s comes with a microSDXC memory card slot, and the following internal memory: 32GB 2GB RAM – 32GB 3GB RAM – 32GB 4GB RAM – 64GB 3GB RAM – 64GB 4GB RAM

There are two types of phone’s memory:
Internal: It is integrated inside the phone, and can’t be expanded. These days, most smartphones come with internal storage of at least 32GB or 64GB and a few high-end models feature 256GB or 512GB.
External: It is a removable SD card used as extra storage to save photos, music, videos, etc., regardless of the kind of SD card slot.

Samsung Galaxy A21s Review of Connectivity and Mobile Networks

Samsung Galaxy A21s Review - Networks and Connectivity

A mobile network is the technology that secures wireless telecommunications for mobile devices. This is done through communication towers covering specific distinct areas. There are 3 kinds of these networks: 3G, 4G (LTE), and 5G. These kinds are working on the most recent mobile phones.

Samsung Galaxy A21s supports the following networks: 3G. For more info, refer to Samsung Galaxy A21s 3G article. – 4G. For more info, refer to Samsung Galaxy A21s 4G article.

Read About Wireless Connections – Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Wireless Connections

This model comes with the following wireless connections:
* 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: 5.0, A2DP, LE}. It is a common wireless communication protocol used to connect two devices together over short distances, allowing them to share data between different devices.

* GBS connection: Yes, with A-GPS, GLONASS, GALILEO, BDS. Global Positioning System allows mobile phones to locate any position you need.

* NFC connection: Yes (market/region dependent)}. Near Field Communication is a wireless technology that allows your cellphone to send data to another device when they’re close together, so it’s generally used for contactless payments. For more info, refer to NFC on Samsung Galaxy A21s article.

* USB connection: USB Type-C 2.0. 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 charge the connected device.

* Features Sensors: Fingerprint (rear-mounted), 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.

The Operating System – Samsung Galaxy A21s Review

Samsung Galaxy A21s Review - Operating System

This model comes with Android 10, upgradable to Android 11, One UI 3.1 operating system.

PHONE Review – The Battery Main Specs

Samsung Galaxy A21s Review - Battery Main Specs

Nothing is more essential than the battery of the cellular phone that keeps these gadgets running and grants daily life functioning. The following lines are demonstrating Samsung Galaxy A21s review of its main battery.
* Battery Technology: Li-Po.
* Samsung Galaxy A21s comes with a non-a removable battery.
* Battery Capacity: 5000 mAh. It refers to the amount of storage volume a particular battery may offer. A battery with a 3100 mAh capacity rating could supply a current of 3100 mA for one hour. Higher mAh ratings for the same battery kind will usually mean more working time.
* Battery Charging: {Fast charging 15W}.

Samsung Galaxy A21s Review – The Battery Secondary Specs

Samsung Galaxy A21s Review - Battery Secondary Specs

In addition to the major Samsung Galaxy A21s specifications that we mentioned earlier, this model has more battery-related characteristics that are relatively varied depending on the type of the smartphone. Here are these specs:
* Battery Charging Original: {Fast charging 15W}.

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