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Which should you buy, the Lenovo K12 Pro 128GB or Samsung Galaxy A21s 64GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2020-12-08 20:55:55

Lenovo K12 Pro 128GBSamsung Galaxy A21s 64GB
Lenovo K12 Pro 128GBSamsung Galaxy A21s 64GB

Are you having trouble comparing the differences in features and performance of the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB", or unsure about their differences in ease-of-use, and wondering which to buy? We did a deep-dive comparison of the features, specs, and capabilities of these two smartphone, and provided our rating of which one was a better buy.

Lenovo K12 Pro 128GBSamsung Galaxy A21s 64GB
Lenovo K12 Pro 128GB

Samsung Galaxy A21s 64GB

General rating:

67.9/100

(The 4687th of all smartphones)

66.7/100

(The 3532th of all smartphones)

Portability
56/100
60/100
Weight
46/100
53/100
Size of screen
91/100
90/100
Screen clarity
52/100
54/100
Battery duration
- /100
83/100
Processing capability
83/100
89/100
Memory capacity
70/100
90/100
Storage capacity
90/100
67/100
Rear camera function
100/100
97/100
Front camera function
75/100
71/100

Compare Performance and Usability

Size comparison of "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB". 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 "Lenovo K12 Pro 128GB" is 76.8mm wide, 172.1mm tall, and 9.7mm thick. The "Samsung Galaxy A21s 64GB" is 75.3mm tall, 163.6mm wide, and 8.9mm thick.

There is no real difference between the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB" when comparing their width, thickness, and slimness; they are both around the same in terms of one-handed ease of use and carry. Because of this, it is better to compare them based on other aspects of performance and function.

There is no real difference in length or width between the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB", so they are both about the same in terms of usability, ease of carry, and bulkiness. Because of this, it is better to compare them based on other aspects of performance and function.

When comparing their sizes as a whole, there is no real difference between the "Lenovo K12 Pro 128GB"and "Samsung Galaxy A21s 64GB". Thus they are roughly the same in terms of ease of carry and one-handed use. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDimensions (width x height x thickness)
Lenovo K12 Pro 128GB56/10076.8mm x 172.1mm x 9.7mm
Samsung Galaxy A21s 64GB60/10075.3mm x 163.6mm x 8.9mm

Which one is easier to hold, "Lenovo K12 Pro 128GB" or "Samsung Galaxy A21s 64GB"? 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 "Lenovo K12 Pro 128GB" weighs 221.0g. The "Samsung Galaxy A21s 64GB" clocks in at 192.0g. Comparing the weight of the main unit, the "Samsung Galaxy A21s 64GB" is a lighter phone than the "Lenovo K12 Pro 128GB", with a difference of approximately 29g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Samsung Galaxy A21s 64GB" compared to the "Lenovo K12 Pro 128GB". For this reason, the "Samsung Galaxy A21s 64GB" is recommended.

ScoreWeight
Lenovo K12 Pro 128GB46/100221.0g
Samsung Galaxy A21s 64GB53/100192.0g

Which is better in terms of display, "Lenovo K12 Pro 128GB" or "Samsung Galaxy A21s 64GB"?

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 "Lenovo K12 Pro 128GB" is 6.8inch, and 6.5inch on the "Samsung Galaxy A21s 64GB". The screens of the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB" 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
Lenovo K12 Pro 128GB91/1006.8inch
Samsung Galaxy A21s 64GB90/1006.5inch

Which one has a better display, "Lenovo K12 Pro 128GB" or "Samsung Galaxy A21s 64GB"?

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 "Lenovo K12 Pro 128GB" has a 720 x 1640 resolution and a pixel density of 263ppi. The "Samsung Galaxy A21s 64GB", on the other hand, has a screen resolution of 720 x 1600 and a pixel density of 269ppi. There is not much of a difference in the pixel resolutions of the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB", so they are about the same in terms of clarity of image and gentleness on the eyes. For this reason it is better to compare them based on other aspects of performance and function.

ScorePixel density
Lenovo K12 Pro 128GB52/100263ppi
Samsung Galaxy A21s 64GB54/100269ppi

How is the battery duration of "Lenovo K12 Pro 128GB" different from that of "Samsung Galaxy A21s 64GB" ? 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.

ScoreBattery capacity
Lenovo K12 Pro 128GB - /100
Samsung Galaxy A21s 64GB83/1005000.0mAh

Which is better in terms of CPU function, "Lenovo K12 Pro 128GB" or "Samsung Galaxy A21s 64GB"?

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 "Lenovo K12 Pro 128GB" is equipped with a Qualcomm SM6115 Snapdragon 662 processor, and its performance speed is 2.0GHz+1.8GHz×8(8.0-cores). The "Samsung Galaxy A21s 64GB" uses an Exynos 850 CPU that performs at a speed of 2.0GHz+2.0GHz×8(8.0-cores). Comparing their CPU performance, the "Samsung Galaxy A21s 64GB" has higher specs than the "Lenovo K12 Pro 128GB". For this reason, applications run better on the "Samsung Galaxy A21s 64GB" compared to the "Lenovo K12 Pro 128GB", and games run very smoothly. Therefore, the "Samsung Galaxy A21s 64GB" is recommended.

ScoreCPU specs
Lenovo K12 Pro 128GB83/1002.0GHz+1.8GHz×8(8.0-cores)
Samsung Galaxy A21s 64GB89/1002.0GHz+2.0GHz×8(8.0-cores)

How is "Lenovo K12 Pro 128GB" different from "Samsung Galaxy A21s 64GB" 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 "Lenovo K12 Pro 128GB" has 4.0GB of memory. The "Samsung Galaxy A21s 64GB", on the other hand, has 6.0GB. As for memory performance, the "Samsung Galaxy A21s 64GB" has a larger memory capacity than the "Lenovo K12 Pro 128GB", 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 "Lenovo K12 Pro 128GB". 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 "Lenovo K12 Pro 128GB".

ScoreRAM size
Lenovo K12 Pro 128GB70/1004.0GB
Samsung Galaxy A21s 64GB90/1006.0GB

Which has a better storage capacity, "Lenovo K12 Pro 128GB" or "Samsung Galaxy A21s 64GB"?

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 "Lenovo K12 Pro 128GB" has 128.0GB of storage, while the "Samsung Galaxy A21s 64GB" has 64.0GB. In terms of ROM and data storage, the "Lenovo K12 Pro 128GB" has a much larger capacity than the "Samsung Galaxy A21s 64GB", with a difference of about 64GB. The "Lenovo K12 Pro 128GB" 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 "Lenovo K12 Pro 128GB" rather than the "Samsung Galaxy A21s 64GB".

ScoreStorage size
Lenovo K12 Pro 128GB90/100128.0GB
Samsung Galaxy A21s 64GB67/10064.0GB

Compare the rear cameras of "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB". 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 "Lenovo K12 Pro 128GB" has 64.0MP. The "Samsung Galaxy A21s 64GB" has 48.0MP. The rear facing cameras of the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB" have roughly the same performance, so the quality of the photograph and video footage they can capture is around the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreRear-camera resolution
Lenovo K12 Pro 128GB100/10064.0MP
Samsung Galaxy A21s 64GB97/10048.0MP

Which has a front camera with better picture quality, "Lenovo K12 Pro 128GB" or "Samsung Galaxy A21s 64GB"?

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 "Lenovo K12 Pro 128GB" has a resolution of 16.0MP. The "Samsung Galaxy A21s 64GB"'s has 13.0MP. There is little difference between the camera capabilities and the pixel density of the "Lenovo K12 Pro 128GB" and "Samsung Galaxy A21s 64GB"'s front facing cameras, so the quality of photographs and video footage is virtually the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreFront-camera resolution
Lenovo K12 Pro 128GB75/10016.0MP
Samsung Galaxy A21s 64GB71/10013.0MP

Compare Performance Specs

Lenovo K12 Pro 128GBSamsung Galaxy A21s 64GB
ImageLenovo K12 Pro 128GBSamsung Galaxy A21s 64GB
MakerLenovoSamsung
Release date2020-12-122020-06-19
ColorElectric Violet/Metallic SageBlack/White/Blue/Red
OSAndroidAndroid
Dimensions (width x height x thickness)76.8mm x 172.1mm x 9.7mm75.3mm x 163.6mm x 8.9mm
Weight221.0g192.0g
Display size6.8inch6.5inch
Display typeIPS LCDSuper AMOLED
Screen resolution (width x height)720 x 1640720 x 1600
Pixel density263ppi269ppi
ChipsetQualcomm SM6115 Snapdragon 662Exynos 850
CPU specs2.0GHz+1.8GHz×8(8.0-cores)2.0GHz+2.0GHz×8(8.0-cores)
RAM size4.0GB6.0GB
Storage size128.0GB64.0GB
Rear-camera resolution64.0MP48.0MP
Front-camera resolution16.0MP13.0MP

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