Even experts may become puzzled by the extensive list of technical terms in Samsung Galaxy M21 brochure. A lot of questions will run through your head when you decide to get a new mobile phone. In this blog, you can read Samsung Galaxy M21 reviews that represent the majority of its Specs and technical terms so you can grasp everything about it.
Samsung Galaxy M21 model status in the market is Available. However, it is declared by Samsung company on 3/18/2020 and released in 2020, March 23.
Samsung Galaxy M21 has 64GB 4GB RAM, and 6000 mAh battery life (the more mAh value gives more strength to the battery). When you purchase Samsung Galaxy M21, you will gain 48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF rear camera and 20 MP, f/2.2, (wide), 1/3″, 0.9µm selfie camera.
Samsung Galaxy M21 comes with a 6.4 inches, 100.5 cm2 display size and Corning Gorilla Glass 3 as a display protection that is designed to protect the screen when the phone falls on hard and rough surfaces.
Samsung Galaxy M21 has these software and hardware platforms:
* Android 10, upgradable to Android 11, One UI 3.1 Core OS,
* Exynos 9611 (10nm) Chipset
* Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53) Processor.
In this article, you will find Samsung Galaxy M21 review which will sort out the main Samsung Galaxy M21 specifications that you need to make a wise decision about your new cellular phone.
Samsung Galaxy M21 Review of The Body Specs
People are often interested in the smartphone’s body features, which prompted most mobile phone producers to use a significant part of the company’s research and budget to evolve this aspect of smartphones so that it suits all the aspirations of the consumer. In the following lines, you will find Samsung Galaxy M21 review, which will demonstrate the most important details related to the body of this device.
* Body Dimensions: 159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in) which means height, width, and thickness (depth) respectively.
* Body Weight: 188 g (6.63 oz).
For mobile phones, a weight between 140g to 170g is considered convenient for most customers.
* Body Build: Glass front (Gorilla Glass 3), plastic back, plastic frame.
Here are the most popular body types of the cellular phones:
* Metal. In order to give the inside parts of mobile phones the best protection, some producers build the phones’ bodies out of metal.
* Glass. Devices whose body is made of glass may look more catchy, but this type is not considered robust when dropping on hard surfaces.
* Plastic. This type is very functional, so it is the most widespread one in the industry of cellular phone bodies.
Samsung Galaxy M21 Review of The Available Colors
Competition between mobile phone manufacturers is no longer limited to technological matters, such as memory size, camera capabilities, and processor power. Rather, it went beyond the competition in the colors of the smartphone covers, which have become significantly more diverse.
Samsung Galaxy M21 comes in the following colors: Midnight Blue, Raven Black.
All About Display Specs in one Samsung Galaxy M21 Review
A smartphone’s display has always been a major part. Still, ever since the advent of full-screen touch cellular phone, it has become imperious for producers to provide the best display devices to consumers, it will enhance the viewing and gaming experience.
Continue reading this blog to find out what are the essential display characteristics of Samsung Galaxy M21.
Display Type: Super AMOLED – Remember to go for a display kind that provides more shining colors and proper black.
Display Size: 6.4 inches, 100.5 cm2 – Nowadays, mobile phones often have screens that range in size from 4.7 to 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 provides 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: 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 detail 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).
Display Protection: Samsung Galaxy M21 comes with the following display protection:
* Corning Gorilla Glass 3
* Corning Gorilla Glass 3.
All What you Need For Camera Features in one Samsung Galaxy M21 Review
In the following lines, you will find Samsung Galaxy M21 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 smartphone.
(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; 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, 12mm (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.
Here is the Samsung Galaxy M21 review of the selfie camera:
* Selfie Camera Single: 20 MP, f/2.2, (wide), 1/3″, 0.9µm
The main camera features are:
HDR, 1080p@30fps Selfie video camera.
Samsung Galaxy M21 Review of the SIM Card
SIM stands for Subscriber Identity Module, and it’s a small electronic card that fits into your cellular phone. There are three sizes available for this electronic chip: Standard (Mini), Micro, and Nano, and it lets you connect to a cellular network. Then, you can make calls, send SMS messages, and connect to mobile internet services like 3G, 4G, and 5G. For more information about 3G / 4G networks, refer to Samsung Galaxy M21 3G or Samsung Galaxy M21 4G articles. However, you can use the mobile phone without a SIM to use some available programs on it, play games, and connect to a Wi-Fi network to explore the web.
This mobile phone model comes with Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) card. For more information, refer to How to insert SIM card in Samsung Galaxy M21 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 modern devices.
* Micro-SIM. They have a little bit larger chip, and they’re seldom been used in 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 mobile phone.
Samsung Galaxy M21 Review – Chipset, CPU, and GPU
This model has Exynos 9611 (10nm) chipset.
Advanced embedded chipsets in smartphones 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 M21 has Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53) CPU.
CPU (Central Processing Unit) performance is necessary for the daily user experience. Thus, the higher the number of cores, and the higher the value of processing speed the better the performance will be.
Samsung Galaxy M21 has the following GBU (Graphics Processing Unit): Mali-G72 MP3.
This chip is responsible for processing all graphics jobs. In fact, Users are now more familiar with the various GPU chip models included in smartphone chipsets and occasionally take their performance into account when making purchases.
Samsung Galaxy M21 Review of the Storage specifications and Capacity
The amount of storage that a new smartphone provides is one of the essential decision considerations. Actually, Samsung Galaxy M21 comes with a microSDXC memory card slot, and the following internal storage: 64GB 4GB RAM – 128GB 6GB RAM
Two types of phone’s memory are available:
Internal: It is built into the phone, and can’t be expanded. Nowadays, the majority of smartphones 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 alternative memory to store photos, music, videos, etc., regardless of the type of SD card slot.
Samsung Galaxy M21 Review – Mobile Networks and communication
A mobile network is the technology that secures wireless connections for mobile devices. This is done through telecommunications towers covering specific geographical 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 M21 supports the following networks: 3G. For more information, refer to Samsung Galaxy M21 3G article. – 4G. For more information, refer to Samsung Galaxy M21 4G article.
Read About Wireless Connections – Samsung Galaxy M21 Review
This model includes 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 communicate two devices together over short ranges, allowing them to share data between different devices.
* GBS connection: Yes, with A-GPS, GLONASS, GALILEO, BDS. Global Positioning System allows cellular phones to locate any position you need.
* NFC connection: Yes (market/region dependent)}. Near Field Communication is a wireless technology that enables your mobile phone to transfer data to another device when they’re close together, so it’s commonly used for contactless payments. For more information, refer to NFC on Samsung Galaxy M21 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.
Samsung Galaxy M21 Review – The Operating System
This model comes with Android 10, upgradable to Android 11, One UI 3.1 Core operating system.
Main Specs of The Battery – Samsung Galaxy M21
Nothing is more crucial than the battery of the smartphone that keeps these devices running and keeps daily life working. The following lines are including Samsung Galaxy M21 review of its main battery.
* Battery Technology: Li-Po.
* Samsung Galaxy M21 comes with a non-a removable battery.
* Battery Capacity: 6000 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 M21 Review – The Battery Secondary Specs
In addition to the primary Samsung Galaxy M21 specs that we mentioned earlier, this model has more battery-related features that are relatively different depending on the kind of the mobile phone. Here are these specs:
* Battery Charging Original: {Fast charging 15W}.