Cellular phones are sold with a variety of design specifications and are frequently exchanged for socioeconomic and technical factors. Therefore, it’s crucial to grasp some specific hardware parts (such as the display, battery, and CPU), as well as the operating system, and use such devices for a long time before having to exchange them. Fortunately, our Samsung Galaxy S21 review will help you cover all the requirements for buying your best smartphone.
Samsung Galaxy S21 model status in the market is canceled. However, it is announced by Samsung company on Not announced yet
Samsung Galaxy S21 has 128GB 8GB RAM, and 4000 mAh battery life (the more mAh value gives more strength to the battery). When you buy Samsung Galaxy S21, you will gain 12 MP, f/1.8, 26mm (wide), 1/1.76″, 1.8µm, Dual Pixel PDAF, OIS rear camera and 8 MP, f/1.8, (wide) selfie camera.
Samsung Galaxy S21 comes with a 6.2 inches, 94.1 cm2 display size and Corning Gorilla Glass Victus as a display protection that is intended to protect the screen when the phone falls on hard and rough surfaces.
Samsung Galaxy S21 has these software and hardware platforms:
* Android 11, One UI 3.1 OS,
* Exynos 2100 (5 nm) – InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) Chipset
* Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55) – InternationalOcta-core (1×2.84 GHz Cortex-X1 & 3×2.42 GHz Cortex-A78 & 4×1.80 GHz Cortex-A55 Processor.
In this article, you will find Samsung Galaxy S21 review which will sort out the main Samsung Galaxy S21 specs that you need to make a well-informed decision about your new mobile phone.
Samsung Galaxy S21 Review of The Body Features
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 cellular phones so that it suits all the aspirations of the consumer. In the following lines, you will find Samsung Galaxy S21 review, which will represent the most important details related to the body of this device.
* Body Dimensions: 151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in) which means height, width, and thickness (depth) respectively.
* Body Weight: 169 g (5.96 oz).
For smartphones, a weight between 140g to 170g is considered proper for most consumers.
* Body Build: Glass front (Gorilla Glass Victus), plastic back, aluminum frame.
The most known mobile phones body kinds are shown here:
* Metal. Some mobile phones manufacturers use metal in the construction of the phone’s body in order to provide the highest protection for its inner parts.
* Glass. Devices whose body is made of glass may look more catchy, but this kind is not considered durable when hitting hard surfaces.
* Plastic. This kind is very practical, so it is the most popular one in the manufacture of cellular phone bodies.
How to Choose Your Best Color? Samsung Galaxy S21 Review
Competition between cellular phones producers is no longer limited to technical matters, such as memory size, camera strength, and processor capacity. Rather, it went beyond the competition in the colors of the smartphone covers, which have become considerably more varied.
Samsung Galaxy S21 comes in the following colors: Phantom Gray, Phantom White, Phantom Violet, Phantom Pink.
Samsung Galaxy S21 Review – Understanding Display Terminology
We use cellphones to work, make voice calls, watch movies and videos, play games, do photography, and even do extensive reading. These tasks are accomplished more simpler on large-screen smartphones with genuine blacks, high contrast ratios, and good visibility from various angles.
The next lines will represent the fundamental display features of Samsung Galaxy S21.
Display Type: Dynamic AMOLED 2X – Keep in mind that you should search for a screen kind that provides more radiant colors and real black.
Refresh Rate: 120Hz – The refresh rate (measured in Hertz (Hz)) is the number of times a screen redraws an image. More refresh rate results in significantly better image quality and reduced motion blur.
Display Size: 6.2 inches, 94.1 cm2 – These days, cellular phones feature screens that measure between 4.7 and 6.5 inches.
Display HDR: HDR10+ – Signifies that an image has a strong contrast between its lightest and darkest areas.
Display Nits Peak: 1300 nits (peak). It is the brightest possible light. emitted by the screen. Values above 500 nits is enough to use on a sunny day.
Display Nits Full: 1300 nits (peak),.
Screen To Body Ratio: (~87.2% 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: 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 detail and sharpness. The pixel resolution for high-definition screens is 1920 x 1080.
Display Density: (~421 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 S21 comes with the following display protection:
* Corning Gorilla Glass Victus
* Corning Gorilla Glass Victus.
Samsung Galaxy S21 Review – Camera Features
In the following lines, you will find Samsung Galaxy S21 review about the main cameras.
* Main Camera Single: 12 MP, f/1.8, 26mm (wide), 1/1.76″, 1.8µm, Dual Pixel 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 that 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: 64 MP, f/2.0, 29mm (telephoto), 1/1.72″, 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
* Main Camera Triple: 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55″ 1.4µm, Super Steady video
The main camera features are as follows:
auto-HDR, panorama, 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS main video camera.
Here is the Samsung Galaxy S21 review of the selfie camera:
* Selfie Camera Single: 8 MP, f/1.8, (wide)
The main camera characteristics are:
1080p@30fps Selfie video camera.
What’s The SIM card? Samsung Galaxy S21 Review
A SIM card, also known as a Subscriber Identity Module, is a smart card that stores information including user identity, phone number, network authorization data, personal security keys, and contact lists. A SIM card connects a cellular phone to a specific mobile network to use its features, like making calls, and connecting to internet services such as 3G, 4G LTE (please refer to Samsung Galaxy S21 3G or Samsung Galaxy S21 4G articles ) and 5G, or sending SMS messages. Please note that it’s possible to use your cellphone without a SIM card as a personal assistant device.
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 S21 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 smartphones.
* Micro-SIM. They have a little bit larger chip, and they’re rarely 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 smartphone.
The Performance – Samsung Galaxy S21 Review
This model has Exynos 2100 (5 nm) – InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) chipset.
Advanced embedded chipsets in mobile 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 components. The most common chipset types are: Qualcomm Snapdragon, Intel Atom, and MediaTek Chipsets.
Samsung Galaxy S21 has Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55) – InternationalOcta-core (1×2.84 GHz Cortex-X1 & 3×2.42 GHz Cortex-A78 & 4×1.80 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 S21 has the following GBU (Graphics Processing Unit): Mali-G78 MP14 – InternationalAdreno 660.
This chip is responsible for handling all graphics jobs. Actually, Users are now more aware of the many types of GPU chips included in smartphone chipsets and sometimes take their performance into account when making purchases.
Samsung Galaxy S21 Review of the Storage Specs and Capacity
The amount of storage that a new mobile phone provides is one of the primary decision considerations. and the following internal storage: 128GB 8GB RAM – 256GB 8GB RAM
Two types of phone’s memory are available:
Internal: It is built into the phone, and can’t be increased. Nowadays, the majority of cell 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 alternative memory to store photos, music, videos, etc., regardless of the type of SD card slot.
Samsung Galaxy S21 Review – Mobile Networks and communication
Mobile networking refers to technology that can provide voice and/or data network connectivity using wireless solutions. 3 types of mobile networks are available: 3G, 4G (LTE), and 5G. All of them are supported by the most modern cell phones. However, 5G has been innovated with an expanded capacity to enable next-generation user experiences, support innovative deployment models, and offer new services.
Samsung Galaxy S21 supports the following networks: 3G. For more info, refer to Samsung Galaxy S21 3G article. – 4G. For more info, refer to Samsung Galaxy S21 4G article.
Samsung Galaxy S21 Review – Available Wireless Connections
This model supports the following wireless communications:
* WLAN connection: Wi-Fi 802.11 a/b/g/n/ac/6, 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, BDS, GALILEO. Global Positioning System allows cellular phones to determine any position you need.
* NFC connection: Yes. Near Field Communication is a wireless technology that enables your cellphone 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 S21 article.
* USB connection: USB Type-C 3.2, 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 charge the connected device.
* Features Sensors: Fingerprint (under the display, ultrasonic), accelerometer, gyro, proximity, compass, barometer}. The sensor is a device that detects and majors the changes in the nearby environment such as ambient light and motion.
Samsung Galaxy S21 Review – The Operating System
This model comes with Android 11, One UI 3.1 operating system.
Samsung Galaxy S21 Review of The Battery Main Specifications
Nothing is more crucial than the mobile phone’s battery, which powers these devices and retains daily life going. In the following lines, you’ll see Samsung Galaxy S21 review of its primary battery.
* Battery Technology: Li-Ion.
* Samsung Galaxy S21 comes with a non-a removable battery.
* Battery Capacity: 4000 mAh. It refers to the storage capacity a specific battery can provide. 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 type will generally mean longer working time.
* Battery Charging: {Fast charging 40W}.
Samsung Galaxy S21 Review of the Battery Secondary Specs
Along with the main Samsung Galaxy S21 characteristics that we just discussed, this model contains additional battery-related characteristics that differ somewhat depending on the type of cellular phone. These features are as follows:
* Battery Charging Original: {Fast charging 25W, USB Power Delivery 3.0, Fast Qi/PMA wireless charging 15W, Reverse wireless charging 4.5W}.
* Battery Wireless Charging: {Fast wireless charging 40W}.
* Battery Reverse Charging: {Reverse charging 5W}.