Browsing this site requires consent to the privacy policy. By continuing to browse, you agree to our privacy policy. If you do not agree, please stop browsing. Privacy policy

All our articles is independent of any advertiser or commercial initiative, and if you buy something through our posts, we may get a small share of the sale. Click here for more information.

Samsung Galaxy A21s 64GB vs. Galaxy S9 SM-G960 256GB Specs & Scores

Created date: 2020-05-14 18:17:05

Samsung Galaxy A21s 64GBGalaxy S9 SM-G960 256GB
Samsung Galaxy A21s 64GBGalaxy S9 SM-G960 256GB

Here's our thorough comparison of the difference in performance and function between the "Samsung Galaxy A21s 64GB" and "Galaxy S9 SM-G960 256GB". Which one should you buy? We'll compare and explain what differs between the "Samsung Galaxy A21s 64GB" and "Galaxy S9 SM-G960 256GB" in a way that even people who aren't used to choosing between two similar products can understand.

Samsung Galaxy A21s 64GBGalaxy S9 SM-G960 256GB
Samsung Galaxy A21s 64GB

Galaxy S9 SM-G960 256GB

General rating:
Portabilityrating-image3.0
60/100
rating-image3.7
73/100
Weightrating-image2.7
53/100
rating-image3.3
65/100
Size of screenrating-image4.5
90/100
rating-image4.3
86/100
Screen clarityrating-image2.7
54/100
rating-image4.5
89/100
Battery durationrating-image4.2
83/100
rating-image3.3
65/100
Processing capabilityrating-image4.5
89/100
rating-image4.5
89/100
Memory capacityrating-image4.5
90/100
rating-image3.5
70/100
Storage capacityrating-image3.4
67/100
rating-image4.6
91/100
Rear camera functionrating-image4.9
97/100
rating-image3.0
59/100
Front camera functionrating-image3.6
71/100
rating-image2.9
58/100

Compare Performance and Usability

Size comparison of "Samsung Galaxy A21s 64GB" and "Galaxy S9 SM-G960 256GB". Which one would you choose?

Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.

The "Samsung Galaxy A21s 64GB" is 75.3mm wide, 163.6mm tall, and 8.9mm thick. The "Galaxy S9 SM-G960 256GB" is 68.7mm tall, 147.7mm wide, and 8.5mm thick.

The "Galaxy S9 SM-G960 256GB" is also more compact than the "Samsung Galaxy A21s 64GB" in terms of the thickness of the devices. The "Galaxy S9 SM-G960 256GB" is easier than the "Samsung Galaxy A21s 64GB" to hold with one hand, and you are less likely to accidentally drop it. If you're looking for a smartphone that fits nicely in your hand and can be gripped firmly, we recommend buying the "Galaxy S9 SM-G960 256GB" rather than the "Samsung Galaxy A21s 64GB".

Comparing the width and height of the main unit, the "Galaxy S9 SM-G960 256GB" is smaller and more compact than the "Samsung Galaxy A21s 64GB". As a result, the "Galaxy S9 SM-G960 256GB" is easier to operate with one hand and it is more portable without getting in your way than the "Samsung Galaxy A21s 64GB". Therefore, the "Galaxy S9 SM-G960 256GB" is recommended.

Comparing the overall size of the main unit, the "Galaxy S9 SM-G960 256GB" is smaller than the "Samsung Galaxy A21s 64GB". As a result, it is easier to use the "Galaxy S9 SM-G960 256GB" with one hand compared to the "Samsung Galaxy A21s 64GB", and its size makes it more comfortable to carry around. For this reason, the "Galaxy S9 SM-G960 256GB" is recommended.

ScoreDimensions (width x height x thickness)
Samsung Galaxy A21s 64GB60/10075.3mm x 163.6mm x 8.9mm
Galaxy S9 SM-G960 256GB73/10068.7mm x 147.7mm x 8.5mm

Which one is easier to hold, "Samsung Galaxy A21s 64GB" or "Galaxy S9 SM-G960 256GB"? Compare weight

The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.

The "Samsung Galaxy A21s 64GB" weighs 192.0g. The "Galaxy S9 SM-G960 256GB" clocks in at 163.0g. If you compare the weight of the two, the "Galaxy S9 SM-G960 256GB" is a considerably lighter smartphone than the "Samsung Galaxy A21s 64GB", with a difference of about 29g. Because of this, the "Galaxy S9 SM-G960 256GB" puts less of a burden on the fingers and wrists than the "Samsung Galaxy A21s 64GB". If you want a smartphone that won't tire your hands out even when using it for a long time, we recommend that you buy the "Galaxy S9 SM-G960 256GB" rather than the "Samsung Galaxy A21s 64GB".

ScoreWeight
Samsung Galaxy A21s 64GB53/100192.0g
Galaxy S9 SM-G960 256GB65/100163.0g

Which is better in terms of display, "Samsung Galaxy A21s 64GB" or "Galaxy S9 SM-G960 256GB"?

Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.

The screen size on the "Samsung Galaxy A21s 64GB" is 6.5inch, and 5.8inch on the "Galaxy S9 SM-G960 256GB". The screens of the "Samsung Galaxy A21s 64GB" and "Galaxy S9 SM-G960 256GB" are roughly the same size, and so the ease of pressing app buttons are the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDisplay size
Samsung Galaxy A21s 64GB90/1006.5inch
Galaxy S9 SM-G960 256GB86/1005.8inch

Which one has a better display, "Samsung Galaxy A21s 64GB" or "Galaxy S9 SM-G960 256GB"?

Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.

The screen on the "Samsung Galaxy A21s 64GB" has a 720 x 1600 resolution and a pixel density of 269ppi. The "Galaxy S9 SM-G960 256GB", on the other hand, has a screen resolution of 1440 x 2960 and a pixel density of 567ppi. Comparing the screen definition, the "Galaxy S9 SM-G960 256GB" has a much higher pixel density than the "Samsung Galaxy A21s 64GB", with a difference of about 298ppi. The screen on the "Galaxy S9 SM-G960 256GB" is clear and crisp, and puts less strain on the eyes than that of the "Samsung Galaxy A21s 64GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "Galaxy S9 SM-G960 256GB" rather than the "Samsung Galaxy A21s 64GB".

ScorePixel density
Samsung Galaxy A21s 64GB54/100269ppi
Galaxy S9 SM-G960 256GB89/100567ppi

How is the battery duration of "Samsung Galaxy A21s 64GB" different from that of "Galaxy S9 SM-G960 256GB" ? See the differences

Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.

The "Samsung Galaxy A21s 64GB" has a battery capacity of 5000.0mAh, while the "Galaxy S9 SM-G960 256GB" has a 3000.0mAh battery. With regards to battery performance, the "Samsung Galaxy A21s 64GB" has a substantially larger battery capacity than the "Galaxy S9 SM-G960 256GB", with a difference of 2000mAh. The "Samsung Galaxy A21s 64GB" can be used without charging for a longer time than the "Galaxy S9 SM-G960 256GB", so it can be used when out and about. If you want a smartphone with a longer-lasting battery, we recommend that you buy the "Samsung Galaxy A21s 64GB" rather than the "Galaxy S9 SM-G960 256GB".

ScoreBattery capacity
Samsung Galaxy A21s 64GB83/1005000.0mAh
Galaxy S9 SM-G960 256GB65/1003000.0mAh

Which is better in terms of CPU function, "Samsung Galaxy A21s 64GB" or "Galaxy S9 SM-G960 256GB"?

Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.

The "Samsung Galaxy A21s 64GB" is equipped with a Exynos 850 processor, and its performance speed is 2.0GHz+2.0GHz×8(8.0-cores). The "Galaxy S9 SM-G960 256GB" uses an Qualcomm Snapdragon 845 CPU that performs at a speed of 2.8GHz+1.7GHz×8(8.0-cores). There is also no real discrepancy between the CPU performances of the "Samsung Galaxy A21s 64GB" and "Galaxy S9 SM-G960 256GB". Because of this, both phones will feel practically identical in terms of smoothness when running apps and ease of game play. This is why it is better to compare them based on other aspects of performance and function.

ScoreCPU specs
Samsung Galaxy A21s 64GB89/1002.0GHz+2.0GHz×8(8.0-cores)
Galaxy S9 SM-G960 256GB89/1002.8GHz+1.7GHz×8(8.0-cores)

How is "Samsung Galaxy A21s 64GB" different from "Galaxy S9 SM-G960 256GB" in terms of memory capacity?

Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.

The "Samsung Galaxy A21s 64GB" has 6.0GB of memory. The "Galaxy S9 SM-G960 256GB", on the other hand, has 4.0GB. As for memory performance, the "Samsung Galaxy A21s 64GB" has a larger memory capacity than the "Galaxy S9 SM-G960 256GB", with a difference of about 2GB. The "Samsung Galaxy A21s 64GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Galaxy S9 SM-G960 256GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "Samsung Galaxy A21s 64GB" rather than the "Galaxy S9 SM-G960 256GB".

ScoreRAM size
Samsung Galaxy A21s 64GB90/1006.0GB
Galaxy S9 SM-G960 256GB70/1004.0GB

Which has a better storage capacity, "Samsung Galaxy A21s 64GB" or "Galaxy S9 SM-G960 256GB"?

Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.

The "Samsung Galaxy A21s 64GB" has 64.0GB of storage, while the "Galaxy S9 SM-G960 256GB" has 256.0GB. In terms of ROM and data storage, the "Galaxy S9 SM-G960 256GB" has a much larger capacity than the "Samsung Galaxy A21s 64GB", with a difference of about 192GB. The "Galaxy S9 SM-G960 256GB" can save more photos and keep more apps installed than the "Samsung Galaxy A21s 64GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Galaxy S9 SM-G960 256GB" rather than the "Samsung Galaxy A21s 64GB".

ScoreStorage size
Samsung Galaxy A21s 64GB67/10064.0GB
Galaxy S9 SM-G960 256GB91/100256.0GB

Compare the rear cameras of "Samsung Galaxy A21s 64GB" and "Galaxy S9 SM-G960 256GB". Which one has better picture quality?

One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.

The main camera on the "Samsung Galaxy A21s 64GB" has 48.0MP. The "Galaxy S9 SM-G960 256GB" has 12.0MP. The rear-facing camera of the "Samsung Galaxy A21s 64GB" also has a higher pixel count than the "Galaxy S9 SM-G960 256GB", with a difference of about 36MP. The "Samsung Galaxy A21s 64GB" is more capable than the "Galaxy S9 SM-G960 256GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "Samsung Galaxy A21s 64GB" rather than the "Galaxy S9 SM-G960 256GB".

ScoreRear-camera resolution
Samsung Galaxy A21s 64GB97/10048.0MP
Galaxy S9 SM-G960 256GB59/10012.0MP

Which has a front camera with better picture quality, "Samsung Galaxy A21s 64GB" or "Galaxy S9 SM-G960 256GB"?

One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.

The forward-facing camera on the "Samsung Galaxy A21s 64GB" has a resolution of 13.0MP. The "Galaxy S9 SM-G960 256GB"'s has 8.0MP. The front-facing camera of the "Samsung Galaxy A21s 64GB" has a significantly higher number of pixels than the "Galaxy S9 SM-G960 256GB", with a difference of about 5MP. Therefore, the "Samsung Galaxy A21s 64GB" is more suitable for taking photos and videos than the "Galaxy S9 SM-G960 256GB". If you want to take and print high-quality selfies, we recommend buying the "Samsung Galaxy A21s 64GB" rather than the "Galaxy S9 SM-G960 256GB".

ScoreFront-camera resolution
Samsung Galaxy A21s 64GB71/10013.0MP
Galaxy S9 SM-G960 256GB58/1008.0MP

Compare Performance Specs

Samsung Galaxy A21s 64GBGalaxy S9 SM-G960 256GB
ImageSamsung Galaxy A21s 64GBGalaxy S9 SM-G960 256GB
MakerSamsungSamsung
Release date2020-06-192018-03-16
ColorBlack/White/Blue/RedBlack
OSAndroidAndroid
Dimensions (width x height x thickness)75.3mm x 163.6mm x 8.9mm68.7mm x 147.7mm x 8.5mm
Weight192.0g163.0g
Display size6.5inch5.8inch
Display typeSuper AMOLEDInfinity Display Super AMOLED
Screen resolution (width x height)720 x 16001440 x 2960
Pixel density269ppi567ppi
Battery capacity5000.0mAh3000.0mAh
ChipsetExynos 850Qualcomm Snapdragon 845
CPU specs2.0GHz+2.0GHz×8(8.0-cores)2.8GHz+1.7GHz×8(8.0-cores)
RAM size6.0GB4.0GB
Storage size64.0GB256.0GB
Rear-camera resolution48.0MP12.0MP
Front-camera resolution13.0MP8.0MP

Look at a smartphone

Compare smartphones

Look at a smartphone

Compare smartphones

Check price

Articles related to Samsung Galaxy A21s 64GB
Articles related to Galaxy S9 SM-G960 256GB

Samsung Galaxy A21s 64GB

Search for smartphone with similar ratings as Samsung Galaxy A21s 64GB

Articles related to Samsung Galaxy A21s 64GB
Articles related to Galaxy S9 SM-G960 256GB

Galaxy S9 SM-G960 256GB

Search for smartphone with similar ratings as Galaxy S9 SM-G960 256GB

New articles