Samsung Galaxy S21 5G Features And Performance

Samsung Galaxy S21 5G Features And Performance

On January 29, 2021, Samsung announced the availability of the Galaxy S21 5G. A successor to the Galaxy S20 5G, it was introduced at the same time as the Galaxy S21+ 5G and the Galaxy S21 Ultra 5G.

The mobile device can be purchased from a variety of different service providers across a number of countries.

The ability to buy and use the phone will be contingent not only on the country in which you reside but also on the chosen carrier of your choice.

Users in Germany, for instance, can get it through T-Mobile, whilst customers in the United States can purchase it through AT&T and Verizon Wireless. Here are the smartphone’s key features:

Samsung Galaxy S21 5G Network:

The Samsung Galaxy S21 5G is a high-end smartphone that gives its customers access to a variety of features as well as a number of perks.

One of the most significant benefits of the device is its link to the 5G network, which enables both quicker data rates and connections that are more stable.

5G is the most recent version of mobile network technology, and it is now accessible in a limited number of locations.

Nevertheless, as the implementation of 5G progresses, the Samsung Galaxy S21 5G will become a more enticing option for customers.

Samsung Galaxy S21 5G Display:

Screen Size:

The display of the Galaxy S21 5G measures in at 6.2 inches in width. The display has a pixel density of 421 pixels per inch and a resolution that is 2400×1080 pixels.

The pixel density is standard for a high-end smartphone, and it will enable users to experience high-definition versions of videos, games, and photos.

Additionally, the display is curved on both sides, providing consumers with a screen that is simple to view regardless of how the device is held in their hands.

This high-end smartphone has a refresh rate of 120Hz, which is the industry standard for rates used in smartphones of this calibre.

Users won’t be able to tell much of a difference from using it, although some users may find that the display provides superior clarity when it is set to this refresh rate.

Its refresh rate is comparable to that of the other smartphones in the Galaxy S21 series, which includes the Galaxy S21 FE 5G, the Galaxy S21+ 5G, and the Galaxy S21 Ultra 5G.

The Galaxy S21 5G also boasts a design that is somewhat curved, which gives it an ergonomic feel and makes it easy to handle with one hand.

The screen is an AMOLED display, and it supports support for both HDR10+ video playing as well as playback of content with a high contrast ratio.


The large screen of the phone makes it an excellent device for multitasking, as there is sufficient space to view, edit, and watch videos.

In addition to that, the screen-to-body ratio is really good. Because the screen occupies 87.2 percent of the phone’s full dimensions, you can easily watch videos on it no matter where you are, whether you’re moving around or relaxing at home.

The screen has an aspect ratio of 20:9, which results in a length that is suitable for activities such as reading, using the internet, or watching videos without feeling cramped.


The Galaxy S21 5G boasts a design that comes close to eliminating the bezels around the screen, which is a technique that is employed to make a device’s display more expansive.

Bezels, which are found around the edges of many smartphones produced today, can make it tough to use your phone with only one hand because they are in the way.

This issue is resolved by the S21, which gets rid of almost all of its bezels in order to make your phone easier to operate and more comfortable to handle.

The screens of certain smartphones are designed with extremely thin bezels because their manufacturers believe that this gives the devices a more contemporary appearance.

However, this might be a drawback for the user because it makes it more difficult to grasp and operate the device.

A bezel is a strip of plastic that is used to frame the display; its size can be adjusted to make the phone more comfortable to hold in one’s hand.

Samsung Galaxy S21 5G Dimensions And Weight:

The Galaxy S21 5G measures 151.7 x 71.2 x 7.9mm with a weight of 169g. This makes it both compact in size and significantly lighter in contrast to other smartphones in the S21 series that is Galaxy S21 FE 5G, Galaxy S21 plus 5G and Galaxy S21 Ultra 5G.

This provides it a minimal yet powerful design that is appropriate for both traveling and regular use.

The smartphone also comes with a revolutionary edge-type display that makes it stand out from other gadgets.

You will be able to enjoy a full-screen experience while watching films, playing games or reading articles online.

In addition, the phone comes with a curved rear panel which offers it with an ergonomic design that fits perfectly in your hand. This makes it excellent for single handed use and allows you to access applications effortlessly.

Samsung Galaxy S21 5G Colors:

The Galaxy S21 5G comes in four different colors. These are phantom violet, phantom grey, phantom white and phantom pink.

You can choose whichever color you have a personal taste for when buying the phone from a mobile network vendor.

The phantom violet hue is the most distinctive, and is the only one that is not accessible in any other color. It mixes the pink color to produce a distinctive and eye-catching design.

The Phantom grey hue is a vivid and colorful shade of purple, which has exactly the same shades of purple as the phantom violet.

The Phantom white hue is also brilliant in its shades of white, with a dramatic design that incorporates an artwork of two foxes on either side of an evening dusk setting.

The phantom pink hue is a delicate shade of pink, which is a subtle tint that fits well with the other colors on the phone. This makes it suitable for individuals who prefer a more discreet look for their smartphone.

The pink color is suitable for young girls since they will be able to get all that they need from the phone utilizing it without having to worry about it being too feminine.

However, you still have the option of purchasing the item in a particular color if you want to demonstrate your preference and personal taste.

Samsung Galaxy S21 5G Memory:

Random Access Memory:

The Samsung Galaxy S21 Plus features 8GB of RAM. The RAM size is the memory that is accessible to run applications. The greater the RAM, the more applications you can execute at one time.

8GB of RAM is enough to keep your phone functioning smoothly and quickly. RAM allows the phone to perform faster by opening, shutting and executing programs.

Its major function is to assist your phone run smoothly so that there are no lagging difficulties.

Read only Memory And external storage:

The Galaxy S21 5G comes with 128GB and 256GB of internal capacity. This implies that it provides you with enough of capacity for storing all of your programs, media files, images and movies.

This lets you to shoot more photos and films than other phones on the market, which is very handy when taking shots or filming videos.

The phone’s internal memory comes with an ultra-high speed controller that is designed to provide users with a speedy response time for launching and closing applications.

This means that you will be able to access all of your files fast and conveniently. This internal memory however, is not expandable. You will be unable to enhance the phone’s memory capacity by adding more memory cards to it.

Samsung Galaxy S21 5G NFC support:

The Galaxy S21 5G comes with NFC capability. This means that it is able to be utilized with a range of other devices such as payment terminals and NFC credit cards.

This makes it highly beneficial for consumers who wish to make payments, access financial accounts or connect their phone with an NFC card.

NFC allows for a link between the two devices to be created in a matter of seconds, which making it a quick and efficient means for consumers to make payments.

In addition, NFC is also quite beneficial for sharing contacts, data and files between multiple devices.

For example, you will often discover that many people turn to using their mobile phone as a manner of sending a text message.

This can save time and sometimes it is also more handy than having to access the phone’s contacts manually.

Samsung Galaxy S21 5G Water, Drop And Dust Resistance:

` Water Resistance:

A high-end smartphone that is resistant to water, the Samsung Galaxy S21 5G is manufactured by Samsung.

It has been given the IP68 rating, which indicates that it can tolerate being submerged in water up to 1.5 meters deep for up to half an hour.

The mobile device is able to tolerate being exposed to dust, sand, and other particles thanks to its dust resistance feature.

However, the product is not intended to be completely waterproof, and users are cautioned from immersing it in water because doing so not only poses the risk of causing damage to the phone but also makes it more likely that the warranty will be voided.

Drop Resistance:

The Samsung Galaxy S21 5G is a dust-resistant smartphone that is built to endure being exposed to dust and other particles. It is part of Samsung’s 5G network.

The outer shell of the phone is constructed from a material that is impervious to dust and other particles, and the components on the inside of the phone are similarly shielded from the same types of contaminants.

Users who are regularly subjected to dust and other particles will find that the phone’s dust-resistance feature is a very beneficial tool to have.

It is also good for those who live in dusty places and for people who work in offices where dust might gather.

Those who live in dusty areas and who work in offices can both benefit from this. However, it is not intended to be completely dust-proof in its design.

You should thus take care not to subject it to an excessive amount of dust and other particles, as doing so could cause damage.

Dust Resistance:

The Samsung Galaxy S21 5G is a highly advanced smartphone that comes with a variety of features that make it resistant to drops and other types of harm.

These features include water resistance, a fingerprint sensor, and an in-display fingerprint reader.

The display of the phone is made of impact-resistant Gorilla Glass Victus, and the phone itself has a unique coating that helps to protect it from scratches and other forms of damage.

The phone’s construction also contains a particular casing that helps to protect it from water damage.

The software on the phone is also meant to be damage-resistant, in addition to the various sensors and other measures that are built into the device to help protect it from harm, and the device itself is equipped with a variety of safety features.

Users may want to consider purchasing a screen protector or case for their Galaxy S21 5G phones because the device is not designed to be resistant to shattering.

Samsung Galaxy S21 5G Battery:

Battery Capacity:

The Samsung Galaxy S21 5G has a four thousand milliampere-hour (mAh) capacity for its battery. The majority of today’s high-end smartphones offer a battery capacity that is either identical to or comparable to this standard.

This is because this is the standard battery capacity for such devices. As a result of the Galaxy S21 5G’s ability to provide a full day’s or even two days’ worth of use on a single charge, users will not be required to worry about charging their device while at the workplace or while driving.

This ensures that you won’t have to worry about charging it at any point during the day or night, allowing you to use it freely from the moment you get up until you go to bed.

The apparatus features a USB-C connector that enables rapid charging, and it also enables charging via the Qi standard for wireless power transfer.

This indicates that the phone can be charged using a variety of methods, including both cable charging and wireless charging, depending on the user’s preference.

The phone comes with a universal adapter as well as a quick charger, all of which are included in the package.

The fast charging functionality of the phone is intended to provide customers with “hours of power in only minutes of charging,” so enabling them to charge the device rapidly.

The battery life of the Galaxy S21 5G is remarkable since it was developed with the intention of providing consumers with long-lasting performance whether they are at home or on the go.

Battery type:

The battery in the Samsung Galaxy S21 5G cannot be removed for replacement or charging.

Because the battery cannot be removed from the phone, users will not be able to change it without first opening the back panel of the device. This is because the battery is sealed inside the phone.

This is due to the fact that the battery is encased within it, and as a result, you will need to remove it very gently in order to gain access to the battery.

This can be a disadvantage for certain users, since they might want to replace the battery in their phone after a certain amount of time has passed.

The vast majority of smartphones on the market today come equipped with a sealed battery that the user is unable to access or remove.

It is not feasible to replace the phone’s battery in the event that it has died, as doing so would invalidate the warranty and would cause the gadget to become damaged.

The Galaxy S21 5G has a Li-Ion 4000 mAh battery. This is a huge battery that may be used to hold a large amount of charge in your phone.

This offers you the ability to use it for very lengthy periods of time, even with the display on. This capacity is larger than most phones and can be utilized with a fast-charging system in order to make it easier for you to recharge your phone rapidly by using fast charging accessories.

Li-Ion batteries are produced from lithium, cobalt and manganese, but often include additional metals like aluminum.

This is because it enables them to charge quicker and hold more power. Since its battery can be charged in as short as one and a half an hour with a fast charger, this makes using the S21 5G more convenient.

Battery Charging Speed:

The battery capacity of the Galaxy S21 5G is rated at 4000 mAh. This is the exact greatest capacity that can be utilized with fast charging accessories, which are the attachments that you will need to use in order to charge it from empty to full in under two hours.

Because of this, it can last up to two days without needing to be charged again until it runs out of power completely.

Because of this, you will be able to use your phone for a wide variety of applications without having to routinely recharge it or forego the usage of some functions of your phone because of low battery capacity.

The size, volume, and type of battery that is utilized are the factors that decide the charging capacity of the device. Even while the batteries included in the vast majority of smartphones are quite tiny, there are always exceptions.

Samsung Galaxy S21 5G Sim Cards:

Lock Status:

The Galaxy S21 5G is a phone that can be unlocked. This indicates that it can be used with any service provider that operates on the GSM network, including AT&T and T-Mobile, amongst others.

However, it is essential to keep in mind that the Galaxy S21 5G is a carrier-specific phone, which means that it is not compatible with all carriers.

This is something that should not be overlooked. For instance, it is incompatible with Sprint and Verizon wireless services.

Number Of Sim Cards:

The Galaxy S21 5G is offered in two distinct variants: a single Nano-sim model, as well as a dual-sim model that may be purchased in one of three different configurations: either one Nano SIM and one eSIM, two Nano SIMs, or one eSIM and two Nano SIMs.

When it comes to operating the device, the versatility afforded by this is really high. Dual SIM functionality will be available to you, allowing you to use the phone with two separate phone numbers simultaneously. You will also have the option to do so.

You will be need to select a model of the phone that is suitable for your requirements when you go shopping for it.

People who want to make calls and send text messages just from one number at a time can use the single Nano SIM version, which is designed specifically for them.

While the dual-SIM version, which includes both a Nano SIM and an eSIM, is designed for those who wish to be able to call and message two separate numbers at the same time, the standard version just includes one SIM card.

This translates to the fact that you will be able to make and receive calls using either of the numbers associated with the eSIM without having to switch it off.

Embedded SIM, often known as eSIM, is quickly becoming one of the most sought-after capabilities in modern smartphones.

Because of this, it will be simple for you to keep in touch with your loved ones and friends when you are away from home because you will be able to use eSIMs to communicate with them regardless of where you are.

If you want to use it for commercial purposes as well, you won’t give up any of the flexibility that comes with using it for personal reasons.

This will make it possible for you to have numerous work numbers stored on a single device, which will make it simpler for you to maintain a healthy balance between your professional and personal life.

People who want to utilize a foreign SIM card in order to save money on international calling rates, such as travelers who are likely to be heading out of the country in the near future, will find that the dual-sim model is an excellent alternative.

The dual-SIM device has the capacity to hold both of the user’s SIM cards at the same time. You won’t need to go out and purchase a second SIM card if the device you’re using already has a Nano SIM card installed in it.

This indicates that you will be able to get the same functionality as you would if you were using the phone with the version that only supported a single Nano-sim card.

Sim Size:
There are two distinct varieties of subscriber identity modules (SIMs) that are compatible with the Galaxy S21 5G. Cards such as Nano SIM and embedded SIM (eSIM) are included in this category.

Nano SIM

A Nano SIM card is included with your Galaxy S21 5G purchase. This is a totally new kind of mobile modem, and it is intended to provide consumers with enhanced performance as well as more choice with regard to their phone contracts and plans.

The Nano Sim has measurements of 25 x 15 millimeters.

Because of the Nano SIM card’s smaller size compared to that of a standard SIM card, it is much simpler to place it in a device that has a constrained area for the placement of SIM cards.


The eSIM that comes standard with the Galaxy S21 5G has been made to be compatible with networks all around the world, so it shouldn’t cause any major issues even when it’s moved from one device to another.

Because of this, you will no longer be need to choose between purchasing a standalone SIM card and signing a service agreement because the Galaxy S21 5G enables you to do both simultaneously.

It indicates that you will be able to change networks while still making use of the same phone. You will have the ability to switch to other networks at any time, and you will also have the choice to use the same phone number for many different lines.

The electronic SIM card, also known as eSIM, is a completely new type of SIM card that is compatible with the standard LTE networks.

The eSIM card provides all of the advantages that a conventional SIM card does, such as clearer phone calls, faster data transfers, and higher speeds.

However, in addition to that, it gives customers access to a plethora of additional functions and applications that are not available on standard SIM cards.

Samsung Galaxy S21 5G Cameras:

The Samsung Galaxy S21 5G includes a total of four cameras: one front camera and three rear cameras.

The front-facing camera is 40-megapixel with f/2.2 aperture, the rear cameras include: 12-megapixel ultra-wide camera with f/2.2 aperture, 12-megapixel wide-angle Camera with f/1.8 and 64-megapixel telephoto camera with f/2.0 aperture.

The 40-megapixel front-facing camera with f/2.2 aperture allows the user to snap super-high-quality selfies. This camera is also equipped with Bokeh effect which allows you to shoot excellent portrait-style shots.

The 12-megapixel ultra-wide camera with f/2.2 aperture is designed to allow users to shoot breath-taking wide-angle group photographs.

This camera is equipped with a long-range depth of field capability, which allows it to capture photographs that are focused in both the foreground and background. The field of view of this lens is 120 degrees and it also has a pixel size of 1.4μm.

The 12-megapixel wide-angle camera with f/1.8 aperture is designed to assist users to shoot clean and clear photographs when they have a restricted space in front of them.

This camera can also offer clear photographs in low light circumstances, and it is also equipped with dual-pixel autofocus technology that allows it to focus swiftly and correctly.

Wide-angle camera with 79˚ FOV and a pixel size of 1.8μm.

The 64-megapixel telephoto camera with f/2.0 aperture is geared for capturing gorgeous portraits of faraway subjects, as well as for taking high definition photographs.

Using this camera, you will be able to shoot images of far away landmarks and interesting objects. The telephoto lens allows you to zoom while shooting – allowing you to get a detailed image.

Users may also take advantage of the phone’s HDR capability which helps to create crisper and brighter photographs.

The camera also features a flash mode, which enables you to take better shots in low-light settings and produces images that are bright and detailed despite the lack of available light.

The cameras in the phone are capable of capturing photographs that are not just beautiful but also detailed, crisp, and clear.

In addition, they come with a number of capabilities that make it possible to capture photographs that are more artistic and appealing.

The Galaxy S21 5G is a true photographic device that gives customers the ability to capture the world around them in the highest possible quality through the usage of the device’s camera.

Samsung Galaxy S21 5G Sensors:

Optical Fingerprint Sensor:

The Galaxy S21 5G comes with an ultrasonic fingerprint sensor. This makes it significantly safer and more resistant to fingerprints than other types of fingerprint sensors.

This also provides it with a futuristic design that is akin to what you might find in science-fiction movies.

The ultrasonic fingerprint sensor is able to recognize your fingerprints more effectively, so it can provide you with a better overall user experience. It works by producing waves that map the surface of your finger to unlock your phone.

Because the ultrasonic fingerprint sensor is able to read your fingerprint in 3D, it is a bit more difficult for anyone to hack into it, which makes it incredibly safe. This also makes it a convenient and reliable way of unlocking your phone.

You will be able to unlock your cellphone with just one touch, so you will not have to enter a PIN number or input any other credentials on the phone first in order to access it.

Accelerometer Sensor:

The Galaxy S21 5G is equipped with an accelerometer sensor. This sensor is able to monitor the phone’s motion and detect any motion, allowing you to operate the device without having to push any buttons, which makes it more handy.

The accelerometer sensor is utilized in a broad variety of applications, from game controllers to sensing actual motions when you are using your phone.

This is because the accelerometer sensor allows you to play games without having to click any buttons on the screen or place your finger on a specific area for input.

Accelerometer works by digitally monitoring the speed and direction of the phone’s movement. It is able to monitor changes in direction, thus it is feasible to use your phone while in motion.

In addition, if your phone senses something that is out of the ordinary, such as when you are falling or walking about on uneven ground, it can notify you that quickly. This can avoid accidents and injuries caused by falling.

Gyro Sensor:

A gyro sensor is in the Samsung Galaxy S21 5G. Your smartphone is equipped with a gyro sensor, which enables it to measure shifts in motion in three-dimensional space and generate a digital representation of those motions.

You won’t need to tilt your phone or set it in a particular position in order to play games thanks to this feature, which gives you more freedom.

Because they serve to provide superior control over movement on the smartphone’s display, gyro sensors are frequently used in gaming devices and devices that can be used when you are moving around.

This is because gyro sensors are commonly used in devices that can be used when you are moving around.

This is in contrast to accelerometer sensors, which are limited in their ability to monitor movement in three dimensions due to the fact that they can only detect changes in the direction of motion.

In addition, gyro sensors can be used to develop augmented reality applications. These applications provide the user the ability to manipulate what is displayed on the screen just by moving their phone.

Because of this, it is now feasible to develop video games that can be played while the player is on the move or when the player is traveling.

Proximity Sensor:

The Galaxy S21 5G features Proximity Sensor. It is a particular sensor that is able to identify when you are using the phone with your hand so that it may turn off touch interfaces when there is no physical contact with the screen.

This saves battery power by avoiding any unwanted clicks on the screen or other interactions if you are not actually using the device.

The proximity sensor knows when your head or hand comes close to the screen of your smartphone because it recognizes any changes in electromagnetic waves around it.

These shifts in waves can be produced by movement, thus they can notify the proximity sensor if your hand or head is moving.

Proximity sensors can be found in many phones, but they are more frequent in flip phones and smartphones that have a large screen compared to the size of the phone.

This is because the larger screen makes it simpler to mistakenly push buttons on the touch interface.

Ambient Light Sensor:

A sensor that can detect ambient light is built inside the Galaxy S21 5G. It does this by measuring the amount of light in the area around the screen, which allows it to alter the brightness of your screen for a more pleasurable viewing experience.

You won’t need to manually adjust the brightness level now that you have access to this feature. This is because the ambient light sensor enables your smartphone to automatically transition between various degrees of brightness dependent on the amount of light that is present outside so that it is easier for you to read in a variety of settings.

Because of this, you will be able to conserve battery life because the brightness of your screen will not be increased above what is necessary.

It is also possible to utilize it to assist protect your eyes by preventing the need for your eyes to acclimate to a new environment when you move from one that is brightly lighted to one that is less so.

In addition, the ambient light sensor can assist in preventing the screen from becoming permanently damaged.

This is due to the fact that it automatically adjusts the brightness of the screen, which prevents your phone from being stuck in specific scenarios in which the same thing is displayed on the screen for an extended period of time.

Geomagnetic Sensor:

There is a geomagnetic sensor available on the Galaxy S21 5G. It is able to detect oscillations in the magnetic field of the earth, which allows it to determine which direction is north, which is south, which is east, and which is west.

When you are heading somewhere new or wish to point your camera in a certain direction, you may use this information to help determine which way you are facing. You can also use it to help determine which direction you are facing on a map.

This is due to the fact that the geomagnetic sensor is able to monitor the location of the phone as well as the direction it is facing at all times.

This indicates that it can be used to assist build augmented reality applications that can either make pocket maps or show you how to reach a place that you are heading towards.

Because this sensor does not require any further hardware, it may be easily integrated into any device that already possesses a magnetometer, including the S21 5G.

Hall Sensor:

Hall sensor compatibility is available on the Galaxy S21 5G. It can detect magnetic fields, which allows for accurate measurements of acceleration, tilt, and other types of movement.

Applications that use augmented reality may benefit from making use of this feature, which allows one to identify whether a device is facing a particular way or another.

This is due to the fact that the hall sensor makes use of a three-axis magnetoresistive sensor, which has the capability of detecting extremely minute shifts in the magnetic fields that surround it.

Because of this, it is now able to determine whether or not the phone has been relocated from its former location.

It is also possible to utilize it to develop gesture controls that have the same appearance as the controls that are present on capacitive touch interfaces found on smartphones.

It should not be too difficult to locate the hall sensor in a smartphone given that it is included in so many different models of phone, including the S21 5G.


There is a barometer available on the Galaxy S21 5G. This is a specific kind of sensor that is employed for the purpose of determining the pressure in the air.

To accomplish this, it generates maps that display in real time how high the local pressure is by basing them on readings taken from the barometric pressure sensor contained within the device.

This information can be valuable for developing weather reports and other applications that can tell you when the weather is going to get better or worse based on the current conditions.

It is also helpful for mapping applications, which may be used to monitor shifts in atmospheric pressure across extensive distances.

This is due to the fact that it is able to forecast the kinds of weather conditions that you will experience as well as the locations in which you may anticipate finding better weather.


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