In this Samsung Galaxy M21 2021 review, we’ll share general information that you will find in any Samsung Galaxy M21 2021 brochure. These essential things that you need to consider when you are going to purchase a smartphone. Also, you will walk away knowing more and more about some unclear terminologies.
After declaring Samsung Galaxy M21 2021 by Samsung on 7/21/2021, this model has been Released 2021, July 26. However, this model status in the market is: Available.
When you purchase Samsung Galaxy M21 2021, you will gain a 48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF rear camera and 8 MP, f/2.0 (wide), 1/4.0″, 1.12µm selfie camera. it Also has 64GB 4GB RAM, and 6000 mAh battery life (the more mAh value gives more strength to the battery).
with 6.4 inches, 100.5 cm2 screen size.
Samsung Galaxy M21 2021 comes with the following OS and chips:
* Android 11, One UI 3.1 Core operating system,
* Exynos 9611 (10nm) Chipset
* Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53) Processor.
To understand the meanings of smartphones specs, continue reading this Samsung Galaxy M21 2021 review.
Samsung Galaxy M21 2021 Review of The Body Features
When planning to purchase a new mobile phone, the body parameters must be taken into consideration. These physical characteristics include body size, weight, and build. You can read Samsung Galaxy M21 2021 review in terms of the body features in the lines that follow.
* Body Dimensions: 159 x 75.1 x 9 mm (6.26 x 2.96 x 0.35 in) which mean height, width, and thickness (depth) respectively.
* Body Weight: 192 g (6.77 oz).
For smartphones, a weight between 140g to 170g is considered appropriate and suitable for most users.
* Body Build: Glass front, plastic back, plastic frame.
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 cellular phone’s internal components.
* Plastic. This kind could be more sturdy than metal because it doesn’t bend. Additionally, because it doesn’t break 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 fragile nature.
Read Samsung Galaxy M21 2021 Review To Know Its Colors
Choosing the color of the mobile phones does not affect the quality of its work or the effect of heat on its internal components, so you can choose the color based on your preferences or the way in which you utilize your phone.
Samsung Galaxy M21 2021 comes in the following colors: Charcoal Black, Arctic Blue.
All About Display specifications in one Samsung Galaxy M21 2021 Review
With the rapid evolution of mobile inventions, it is hard to identify any smartphone or combination of characteristics as the best. This is relevant to the screen’s quality and characteristics. In fact, selecting it depends on your preference and the areas in which you use mobile phones. In the following lines, we will sort-out the crucial screen characteristics of Samsung Galaxy M21 2021
Display Type: Super AMOLED – Always select a screen type that provides true black and more flashy colors.
Display Size: 6.4 inches, 100.5 cm2 – The common standard screen size of cellphones now averages between 4.7 and 6.5 inches.
Display Nits Peak: 420 nits (peak). It is the maximum amount of light sent out by the screen. Anything above 500 nits is good to use on a sunny day.
Display Nits Full: 420 nits (peak),.
Screen To Body Ratio: (~84.2% screen-to-body ratio). It gives the percentage of how much the screen covers the front side. Smartphones that have the largest screen to body ratio look delicate and give it a premium look.
Display Ratio: 19.5:9 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 2340 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: (~403 ppi density). It is the number of physical pixels per inch on a screen, and is measured in Pixels Per Inch (ppi).
Samsung Galaxy M21 2021 Review of The Camera Specifications
In the following lines, you will find Samsung Galaxy M21 2021 review about the main cameras.
* Main Camera Single: {48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF}.
The following lines explain some of the symbols included in the camera spesc:
MP (Megapixels) is the resolution of the image taken by a cellphone.
(f value) is the aperture of a lens indicates how much light it lets in. A bigger aperture lets in more light, whilst 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: 5 MP, f/2.2, (depth)
The main camera features are as follows:
HDR, panorama, 4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS main video camera.
In the following lines, you will find Samsung Galaxy M21 2021 review of the selfie camera:
* Selfie Camera Single: 8 MP, f/2.0 (wide), 1/4.0″, 1.12µm
The main camera specs are:
1080p@30fps Selfie video camera.
Knowing The SIM features By Reading Samsung Galaxy M21 2021 Review
A SIM (Subscriber Identity Module) is a smart card that connects your smartphone to the mobile network so that you can make calls, send SMS messages, and use mobile internet services like 3G, 4G LTE, and 5G. For more information about 3G / 4G networks, refer to Samsung Galaxy M21 2021 3G or Samsung Galaxy M21 2021 4G articles You can use your cellphone without a SIM card for many things, like playing games, using the calculator, saving notes, taking photos, and many other applications. SIM cards come in three sizes: Standard (Mini), Micro, and Nano.
This cellular phone model comes with Dual SIM (Nano-SIM, dual stand-by) card. For more information, refer to How to insert SIM card in Samsung Galaxy M21 2021 article.
Here are the popular SIM card types:
* 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 it’s used by the vast majority of current devices.
* Micro SIM. They have a little bit larger chip, and they’re rarely been used in the recent years.
* Standard SIM (Mini SIM). It is the biggest SIM card size in use, and it’s the most rarely used.
* eSIM. It is an embedded SIM card, i.e., you can’t take it off of your smartphone.
The Performance – Samsung Galaxy M21 2021 Review
This model has Exynos 9611 (10nm) chipset.
A chipset on a cellular phone is most usually referred as a system on chip (SoC). It is an integrated circuit that houses all of a device’s essential components on a single chip.. The most popular types are: QUALCOMM Snapdragon, MEDIATEK CHIPSETS, and INTEL ATOM.
Samsung Galaxy M21 2021 has Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53) CPU.
The higher the number of cores, and the higher the number of processing speed the better the processor’s performance will be.
Samsung Galaxy M21 2021 has the following GBU (Graphics Processing Unit): Mali-G72 MP3.
This chip is responsible for handling and accelerating all graphics jobs, and more faster GPU means more powerful cellphone will be.
Storage Capacity and characteristics – Samsung Galaxy M21 2021 Review
One of the major deciding factors when you intend to purchase a new cellphone is the amount of storage it offers. Actually, Samsung Galaxy M21 2021 comes with microSDXC memory card slot, and the following internal memory: 64GB 4GB RAM – 128GB 6GB RAM
There are two types of phone’s memory:
Internal: It is integrated inside the phone, and can’t be expanded. These days, most cellphones come with internal memory 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 an extra storage to save photos, music, videos, etc., regardless of the kind of SD card slot.
Samsung Galaxy M21 2021 Review of Connectivity and Mobile Networks
A mobile network, often known as a wireless network, is a technology for transmitting and receiving radio waves between mobile devices. It is made up of base stations, each of which covers a separate zone or “cell”. This enables many mobile devices, such as cellphones, to connect with one another. By the way, 3 types of working mobile networks: 3G, 4G (LTE), and 5G.
Samsung Galaxy M21 2021 supports the following networks: 3G. For more information, refer to Samsung Galaxy M21 2021 3G article. – 4G. For more information, refer to Samsung Galaxy M21 2021 4G article.
Available Wireless Connections – Samsung Galaxy M21 2021 Review
This model includes 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 depends on Wi-Fi to connect to the home or office wireless network using the local router and offers 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 share data between different devices.
* GBS connection: {Yes, with A-GPS, GLONASS, GALILEO, BDS}.Global Positioning System enables mobile phone to determine any position you need.
* NFC connection: {Yes (market/region dependent)}.Near Field Communication is a wireless technology that allows your smartphone 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 M21 2021 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 to 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 M21 2021 Review
This model comes with {Android 11, One UI 3.1 Core} operating system.
PHONE Review – The Battery Main Specifications
Nothing is more essential than the smartphone’s battery, which powers these devices and keeps daily life going. In the following lines, you’ll see Samsung Galaxy M21 2021 review of its primary battery.
* Battery Technology: {Li-Po}.
* Samsung Galaxy M21 2021 comes with {non-removable} battery.
* Battery Capacity: {6000} mAh. It refers to the storage capacity a specific battery may offer. A battery with 3100 mAh capacity rating could supply a current of 3100 mA for one hour. Higher mAh ratings for the same battery type will generally mean longer working time.
* Battery Charging: {Fast charging 15W}.
Samsung Galaxy M21 2021 Review – The Battery Secondary Specs
Along with the major Samsung Galaxy M21 2021 characteristics that we just discussed, this model contains more battery-related characteristics that differ somewhat depending on the kind of smartphone. These specs are as follows:
* Battery Charging Original: {Fast charging 15W}.