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Should you buy Samsung Galaxy A51 128GB or Realme 5s (2019) 128GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2019-12-11 19:31:17, Updated date: 2021-10-20 13:33:42

Samsung Galaxy A51 128GBRealme 5s (2019) 128GB
Samsung Galaxy A51 128GBRealme 5s (2019) 128GB

Are you having trouble comparing the differences in features and performance of the "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB", 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.

Samsung Galaxy A51 128GBRealme 5s (2019) 128GB
Samsung Galaxy A51 128GB

Realme 5s (2019) 128GB

General rating:

75.7/100

(The 3225th of all smartphones)

69.7/100

(The 3464th of all smartphones)

Portability
65/100
59/100
Weight
61/100
51/100
Size of screen
90/100
90/100
Screen clarity
84/100
54/100
Battery duration
80/100
83/100
Processing capability
90/100
83/100
Memory capacity
90/100
70/100
Storage capacity
90/100
90/100
Rear camera function
97/100
97/100
Front camera function
97/100
71/100

Compare Performance and Usability

Size comparison of "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB". 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 A51 128GB" is 73.6mm wide, 158.5mm tall, and 7.9mm thick. The "Realme 5s (2019) 128GB" is 75.6mm tall, 164.4mm wide, and 9.3mm thick.

Comparing the width and thickness of the main unit, the "Samsung Galaxy A51 128GB" is smaller and more compact compared to the "Realme 5s (2019) 128GB". Therefore, it is easier to grip and hold the "Samsung Galaxy A51 128GB" than the "Realme 5s (2019) 128GB". For this reason, the "Samsung Galaxy A51 128GB" is recommended.

There is no real difference in length or width between the "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB", 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 "Samsung Galaxy A51 128GB"and "Realme 5s (2019) 128GB". 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)
Samsung Galaxy A51 128GB65/10073.6mm x 158.5mm x 7.9mm
Realme 5s (2019) 128GB59/10075.6mm x 164.4mm x 9.3mm

Which one is easier to hold, "Samsung Galaxy A51 128GB" or "Realme 5s (2019) 128GB"? 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 A51 128GB" weighs 172.0g. The "Realme 5s (2019) 128GB" clocks in at 198.0g. If you compare the weight of the two, the "Samsung Galaxy A51 128GB" is a considerably lighter smartphone than the "Realme 5s (2019) 128GB", with a difference of about 26g. Because of this, the "Samsung Galaxy A51 128GB" puts less of a burden on the fingers and wrists than the "Realme 5s (2019) 128GB". 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 "Samsung Galaxy A51 128GB" rather than the "Realme 5s (2019) 128GB".

ScoreWeight
Samsung Galaxy A51 128GB61/100172.0g
Realme 5s (2019) 128GB51/100198.0g

Which is better in terms of display, "Samsung Galaxy A51 128GB" or "Realme 5s (2019) 128GB"?

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 A51 128GB" is 6.5inch, and 6.5inch on the "Realme 5s (2019) 128GB". The screens of the "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB" 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 A51 128GB90/1006.5inch
Realme 5s (2019) 128GB90/1006.5inch

Which one has a better display, "Samsung Galaxy A51 128GB" or "Realme 5s (2019) 128GB"?

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 A51 128GB" has a 1080 x 2400 resolution and a pixel density of 404ppi. The "Realme 5s (2019) 128GB", on the other hand, has a screen resolution of 720 x 1600 and a pixel density of 269ppi. Comparing the screen definition, the "Samsung Galaxy A51 128GB" has a much higher pixel density than the "Realme 5s (2019) 128GB", with a difference of about 135ppi. The screen on the "Samsung Galaxy A51 128GB" is clear and crisp, and puts less strain on the eyes than that of the "Realme 5s (2019) 128GB". 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 "Samsung Galaxy A51 128GB" rather than the "Realme 5s (2019) 128GB".

ScorePixel density
Samsung Galaxy A51 128GB84/100404ppi
Realme 5s (2019) 128GB54/100269ppi

How is the battery duration of "Samsung Galaxy A51 128GB" different from that of "Realme 5s (2019) 128GB" ? 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 A51 128GB" has a battery capacity of 4000.0mAh, while the "Realme 5s (2019) 128GB" has a 5000.0mAh battery. The batteries of both the "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB" perform to the same extent. There is also no difference in the battery capacities of the "Samsung Galaxy A51 128GB" and the "Realme 5s (2019) 128GB". Since their battery life is practically identical, it would be better to compare them based on other aspects of performance and function.

ScoreBattery capacity
Samsung Galaxy A51 128GB80/1004000.0mAh
Realme 5s (2019) 128GB83/1005000.0mAh

Which is better in terms of CPU function, "Samsung Galaxy A51 128GB" or "Realme 5s (2019) 128GB"?

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 A51 128GB" is equipped with a Exynos 9611 processor, and its performance speed is 2.3GHz+1.7GHz×8(8.0-cores). The "Realme 5s (2019) 128GB" uses an Qualcomm SDM665 Snapdragon 665 CPU that performs at a speed of 2.0GHz+1.8GHz×8(8.0-cores). Comparing their CPU performance, the "Samsung Galaxy A51 128GB" has higher specs than the "Realme 5s (2019) 128GB". For this reason, applications run better on the "Samsung Galaxy A51 128GB" compared to the "Realme 5s (2019) 128GB", and games run very smoothly. Therefore, the "Samsung Galaxy A51 128GB" is recommended.

ScoreCPU specs
Samsung Galaxy A51 128GB90/1002.3GHz+1.7GHz×8(8.0-cores)
Realme 5s (2019) 128GB83/1002.0GHz+1.8GHz×8(8.0-cores)

How is "Samsung Galaxy A51 128GB" different from "Realme 5s (2019) 128GB" 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 A51 128GB" has 6.0GB of memory. The "Realme 5s (2019) 128GB", on the other hand, has 4.0GB. As for memory performance, the "Samsung Galaxy A51 128GB" has a larger memory capacity than the "Realme 5s (2019) 128GB", with a difference of about 2GB. The "Samsung Galaxy A51 128GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Realme 5s (2019) 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 A51 128GB" rather than the "Realme 5s (2019) 128GB".

ScoreRAM size
Samsung Galaxy A51 128GB90/1006.0GB
Realme 5s (2019) 128GB70/1004.0GB

Which has a better storage capacity, "Samsung Galaxy A51 128GB" or "Realme 5s (2019) 128GB"?

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 A51 128GB" has 128.0GB of storage, while the "Realme 5s (2019) 128GB" has 128.0GB. There is no real difference between the "Samsung Galaxy A51 128GB"and "Realme 5s (2019) 128GB" 's ROMs and storage capacities, so both can store roughly the same amount of photographs and apps. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreStorage size
Samsung Galaxy A51 128GB90/100128.0GB
Realme 5s (2019) 128GB90/100128.0GB

Compare the rear cameras of "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB". 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 A51 128GB" has 48.0MP. The "Realme 5s (2019) 128GB" has 48.0MP. The rear facing cameras of the "Samsung Galaxy A51 128GB" and "Realme 5s (2019) 128GB" 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
Samsung Galaxy A51 128GB97/10048.0MP
Realme 5s (2019) 128GB97/10048.0MP

Which has a front camera with better picture quality, "Samsung Galaxy A51 128GB" or "Realme 5s (2019) 128GB"?

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 A51 128GB" has a resolution of 32.0MP. The "Realme 5s (2019) 128GB"'s has 13.0MP. The front-facing camera of the "Samsung Galaxy A51 128GB" has a significantly higher number of pixels than the "Realme 5s (2019) 128GB", with a difference of about 19MP. Therefore, the "Samsung Galaxy A51 128GB" is more suitable for taking photos and videos than the "Realme 5s (2019) 128GB". If you want to take and print high-quality selfies, we recommend buying the "Samsung Galaxy A51 128GB" rather than the "Realme 5s (2019) 128GB".

ScoreFront-camera resolution
Samsung Galaxy A51 128GB97/10032.0MP
Realme 5s (2019) 128GB71/10013.0MP

Compare Performance Specs

Samsung Galaxy A51 128GBRealme 5s (2019) 128GB
ImageSamsung Galaxy A51 128GBRealme 5s (2019) 128GB
MakerSamsungRealme
Release date2019-12-262019-11-20
ColorPrism/Crush Black/White/Blue/PinkCrystal Purple/Crystal Blue/Crystal Red
OSAndroidAndroid
Dimensions (width x height x thickness)73.6mm x 158.5mm x 7.9mm75.6mm x 164.4mm x 9.3mm
Weight172.0g198.0g
Display size6.5inch6.5inch
Display typeSuper AMOLEDIPS LCD
Screen resolution (width x height)1080 x 2400720 x 1600
Pixel density404ppi269ppi
Battery capacity4000.0mAh5000.0mAh
ChipsetExynos 9611Qualcomm SDM665 Snapdragon 665
CPU specs2.3GHz+1.7GHz×8(8.0-cores)2.0GHz+1.8GHz×8(8.0-cores)
RAM size6.0GB4.0GB
Storage size128.0GB128.0GB
Rear-camera resolution48.0MP48.0MP
Front-camera resolution32.0MP13.0MP

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