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Samsung Galaxy A31 128GB and vivo iQOO 3 5G 256GB review

Created date: 2020-03-23 15:17:09, Updated date: 2020-04-16 18:33:06

Samsung Galaxy A31 128GBvivo iQOO 3 5G 256GB
Samsung Galaxy A31 128GBvivo iQOO 3 5G 256GB

How are the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" different? We have tested and evaluated their differences. We also explain which one may be best for you.

Samsung Galaxy A31 128GBvivo iQOO 3 5G 256GB
Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

General rating:

75.7/100

(The 3231th of all smartphones)

80.2/100

(The 3022th of all smartphones)

Grip
55/100
47/100
Screen quality
81/100
81/100
Performance
95/100
99/100
Storage size
90/100
90/100
Battery
100/100
100/100
Rear-camera resolution
100/100
100/100
Front-camera resolution
100/100
100/100

What is the difference between the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB"? See a detailed comparison of ease of use and performance

Comparison of weight and size of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB"

The design of Samsung Galaxy A31 128GB

The "Samsung Galaxy A31 128GB" is 159.3mm long, 73.1mm wide, and 8.6mm thick. It weighs 185.0g.

The design of vivo iQOO 3 5G 256GB

The "vivo iQOO 3 5G 256GB" is 158.5mm long, 74.9mm wide, and 9.2mm thick. It weighs 214.5g.

Which is the better design to use?

In comparison, the size difference is 0.8mm in length, 1.8mm in width, and 0.5mm in thickness. "Samsung Galaxy A31 128GB" is easy to use with a single hand, and its size makes it easier to hold. Hiragana flick input is basically just as easy to use with "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB". Both the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" are basically equally portable and easy to handle.

The difference in weight is 29.5g. The "Samsung Galaxy A31 128GB" is much lighter, putting less burden on the hand.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

Ease of holding it in one hand67/10062/100
How much it does not feel heavy to hold in one hand29/1009/100
Ease of carrying around61/10059/100

Compare the display of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB"

Display of the Samsung Galaxy A31 128GB

The "Samsung Galaxy A31 128GB" uses a Super AMOLED liquid crystal. The resolution is 1080 x 2400, and the pixel density is 411ppi. The "Samsung Galaxy A31 128GB" has a 6.4inch screen size.

Display of the vivo iQOO 3 5G 256GB

The "vivo iQOO 3 5G 256GB" uses a Super AMOLED liquid crystal. The resolution is 1080 x 2400, and the pixel density is 408ppi. The "vivo iQOO 3 5G 256GB" has a 6.44inch screen size.

Which has a better screen?

This makes a 0.04inch difference in the display sizes. When actually viewing the two phones' onscreen displays, it is obvious that they are roughly the same size. For doing internet research using systems such as SNS, there is not much difference between the two phones. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose. The gaming screens of these two phones are roughly the same size. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

There is very little difference in the clarity of the displays of "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" when used for research, gaming, or other similar purposes. When using the smartphone as a VR, the screen is generally held much closer to the face than when using the smartphone for other purposes, and so the clarity of the screen becomes a rather important factor. When you compare how easy it is to see the VR on the two phones, it is pretty much the same.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

How suited is the screen for usual usage?79/10079/100
How suited is the screen to play games on?83/10083/100

Compare the camera performances of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB"

Camera performance of Samsung Galaxy A31 128GB

The main camera of the "Samsung Galaxy A31 128GB" has 48.0MP. The front camera has 20.0MP.

Camera performance of vivo iQOO 3 5G 256GB

The main camera of the "vivo iQOO 3 5G 256GB" has 48.0MP. The front camera has 16.0MP.

Which camera performance is better?

There is very little difference in the performance (or pixel count) of "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" when shooting distant objects or Instagrammable landscapes. Also, when using the rear camera to snap close shots of photogenic sweets or meals, there is very little difference between the pixel counts of the two phones. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

There is a 4MP difference in front camera pixel number. When shooting objects or people with the front phone camera from a short distance, such as taking a selfie with a selfie-stick, there is very little difference between the pixel counts of the two phones, even when it comes to the scenery in the background of such photographs. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose. There is not much difference between the pixel counts of "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" when it comes to taking close-up photographs such as selfies or profile pics with the front phone camera.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

Is is suited to taking far away objects with the rear camera?100/100100/100
Is it suited for taking close objects with the built-in camera?100/100100/100

Comparison of the processing capabilities of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB"

The processing capability of the Samsung Galaxy A31 128GB

The CPU performance is 2.0GHz+1.7GHz×8(8.0-cores). The memory capacity is 6.0GB.

The processing capability of the vivo iQOO 3 5G 256GB

Performance is defined by the chipset, and the "vivo iQOO 3 5G 256GB" uses the Qualcomm SM8250 Snapdragon 865 SoC. The CPU performance is 2.84GHz+2.42GHz+1.8GHz×8(8.0-cores). The memory capacity is 12.0GB.

Which has the better processing capability?

"vivo iQOO 3 5G 256GB" has a slightly better CPU performance and better specs overall. This is a 6GB difference in memory capacity. The "vivo iQOO 3 5G 256GB" has more memory storage, making the "vivo iQOO 3 5G 256GB" work better for multitasking or running 3D games.

For phone calls, emails, messaging, using SNS or most fundamental features, the differences between the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" are not large at all. For people who mainly use their phones to look things up online, watch videos and play games occasionally I can recommend the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" equally. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

There is basically no difference between "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" when playing 2D games or basic 3D games. For playing more memory-intensive 3D games, it is better to go with "vivo iQOO 3 5G 256GB" as it has better performance. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

Review on the CPU capbility and memory capacity when using Social Networks or the Internet95/100100/100
Review on the CPU speed and the memory capacity while playing 3D games94/10099/100

Comparison of the battery life of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB"

Battery performance of Samsung Galaxy A31 128GB

The "Samsung Galaxy A31 128GB" has a battery capacity of 5000.0mAh.

Battery performance of vivo iQOO 3 5G 256GB

The "vivo iQOO 3 5G 256GB" has a battery capacity of 4400.0mAh.

Which battery perfomances is better?

This makes a difference in battery capacity of 600mAh, but it is not enough to only compare the capacity. With a high-performance CPU, the battery drains faster, and a larger screen also uses more battery.

The "Samsung Galaxy A31 128GB" is also a great choice for those who only use their phone for occasional phone calls or for checking the time. For looking things up online, checking SNS, playing games occasionally or for most frequent use, it doesn't feel like there is much difference between the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB". Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

If you're using it frequently, for example playing games for a long time or using it to watch movies, you may feel no difference between the two devices. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

Review on the battery life of a phone mainly using Social Networks and the Internet100/100100/100
Review on the battery life of a phone mainly using mainly games and videos100/100100/100

Compare the storage capacity of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB"

The storage capacity of the Samsung Galaxy A31 128GB

The "Samsung Galaxy A31 128GB" has 128.0GB of internal memory. It is also compatible with SD cards, so when there is insufficient storage space, then a SD card can be used to add more storage.

The storage capacity of the vivo iQOO 3 5G 256GB

The "vivo iQOO 3 5G 256GB" has 256.0GB of internal memory.

Which has the easier storage to use?

The difference in internal memory is about 128GB. If you are only downloading a few games and apps (such as SNS) to use on your phone, it really doesn't matter if you choose "Samsung Galaxy A31 128GB" or "vivo iQOO 3 5G 256GB". If you are hoping to install many different games on their phone, the amount of storage is the same no matter which of these two devices you choose to buy. Both the "Samsung Galaxy A31 128GB" and the "vivo iQOO 3 5G 256GB" can be easily used for this kind of purpose.

Because the speed of loading from or saving to the SD card is slow, it is suited for saving pictures or videos.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

Review on the storage capacity when playing many games90/10090/100
Review on when you store many pictures and videos - -

Which to buy, the "Samsung Galaxy A31 128GB" or "vivo iQOO 3 5G 256GB"

At the end of the day which is better, the "Samsung Galaxy A31 128GB" or "vivo iQOO 3 5G 256GB"?

"Samsung Galaxy A31 128GB" is easier for the user to hold and is more compact, and so it is recommended. If choosing based on screen size, there is hardly any difference between "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB". There isn't much difference between "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" in terms of performance or specifications. Because both have advantages and disadvantages, I think that it is best to stick to the most important points that you want to emphasize.

Samsung Galaxy A31 128GB

vivo iQOO 3 5G 256GB

Handling55/10047/100
Display81/10081/100
CPU specs95/10099/100
General rating85/10084/100

Is it recommended to buy the Samsung Galaxy A31 128GB, compared with other smartphones?

Compared to other smartphones, the "Samsung Galaxy A31 128GB" is averagely easy to hold. Although it can be a little difficult, it is the right size to be able to operate with one hand. The screen size is larger than that of standard smartphones. It is suited for typing long texts and so can be used to read or edit office texts. In addition, its processing capability is quite excellent compared to the average smart phone. It is suitable for almost all uses, including games and VR. It may be a bit extravagant for normal use. Looking at the overall specifications, the "Samsung Galaxy A31 128GB" is a high-end smart phone.

Is it recommended to buy the vivo iQOO 3 5G 256GB, compared with other smartphones?

Compared to other smartphones, the "vivo iQOO 3 5G 256GB" is averagely easy to hold. Although it can be a little difficult, it is the right size to be able to operate with one hand. The screen size is larger than that of standard smartphones. It is suited for typing long texts and so can be used to read or edit office texts. In addition, its processing capability is quite excellent compared to the average smart phone. It is suitable for almost all uses, including games and VR. It may be a bit extravagant for normal use. Looking at the overall specifications, the "vivo iQOO 3 5G 256GB" is a high-end smart phone.

What are the spec differences between the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB" ?

A summary of the technical specifications of the "Samsung Galaxy A31 128GB" and "vivo iQOO 3 5G 256GB". Functions and performance variations on the same model will be highlighted in red.

Samsung Galaxy A31 128GBvivo iQOO 3 5G 256GB
Samsung Galaxy A31 128GBvivo iQOO 3 5G 256GB
ColorPrism Crush Black/Prism Crush Blue/Prism Crush Red/Prism Crush WhiteVolcano Orange/Tornado Black/Quantum Silver
OSAndroidAndroid
Dimensions (width x height x thickness)73.1mm x 159.3mm x 8.6mm74.9mm x 158.5mm x 9.2mm
Weight185.0g214.5g
Display size6.4inch6.44inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 24001080 x 2400
Pixel density411ppi408ppi
Battery capacity5000.0mAh4400.0mAh
ChipsetQualcomm SM8250 Snapdragon 865
CPU specs2.0GHz+1.7GHz×8(8.0-cores)2.84GHz+2.42GHz+1.8GHz×8(8.0-cores)
RAM size6.0GB12.0GB
Storage size128.0GB256.0GB
Rear-camera resolution48.0MP48.0MP
Front-camera resolution20.0MP16.0MP

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