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Which one is better, the Galaxy S9 SM-G960 256GB or Oppo A31 (2020) 128GB? We did a deep-dive comparison categorised by purpose of use!

Created date: 2020-02-13 19:57:53, Updated date: 2020-04-16 18:13:05

Oppo A31 (2020) 128GBGalaxy S9 SM-G960 256GB
Oppo A31 (2020) 128GBGalaxy S9 SM-G960 256GB

How are the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB" different? We have tested and evaluated their differences. We also explain which one may be best for you.

Oppo A31 (2020) 128GBGalaxy S9 SM-G960 256GB
Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

General rating:

63.2/100

(The 3634th of all smartphones)

73.5/100

(The 23th of all smartphones)

Grip
53/100
63/100
Screen quality
68/100
87/100
Performance
89/100
92/100
Storage size
90/100
90/100
Battery
100/100
91/100
Rear-camera resolution
70/100
70/100
Front-camera resolution
80/100
80/100

What is the difference between the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB"? See a detailed comparison of ease of use and performance

Comparison of weight and size of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB"

The design of Oppo A31 (2020) 128GB

The "Oppo A31 (2020) 128GB" is 163.9mm long, 75.5mm wide, and 8.3mm thick. It weighs 180.0g.

The design of Galaxy S9 SM-G960 256GB

The "Galaxy S9 SM-G960 256GB" is 147.7mm long, 68.7mm wide, and 8.5mm thick. It weighs 163.0g.

Which is the better design to use?

In comparison, the size difference is 16.2mm in length, 6.7mm in width, and 0.1mm in thickness. "Galaxy S9 SM-G960 256GB" is easy to use with a single hand, and its size makes it easier to hold. Flick typing is easier on the "Galaxy S9 SM-G960 256GB", making it relatively more user-friendly. Also, "Galaxy S9 SM-G960 256GB" is more compact than "Oppo A31 (2020) 128GB" and less bulky for the user to carry around.

The difference in weight is 17g. The "Galaxy S9 SM-G960 256GB" is much lighter, putting less burden on the hand.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

Ease of holding it in one hand63/10072/100
How much it does not feel heavy to hold in one hand32/10044/100
Ease of carrying around59/10065/100

Compare the display of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB"

Display of the Oppo A31 (2020) 128GB

The "Oppo A31 (2020) 128GB" uses a IPS LCD liquid crystal. The resolution is 720 x 1600, and the pixel density is 269ppi. The "Oppo A31 (2020) 128GB" has a 6.5inch screen size.

Display of the Galaxy S9 SM-G960 256GB

The "Galaxy S9 SM-G960 256GB" uses a Infinity Display Super AMOLED liquid crystal. The resolution is 1440 x 2960, and the pixel density is 567ppi. The "Galaxy S9 SM-G960 256GB" has a 5.8inch screen size.

Which has a better screen?

This makes a 0.7inch difference in the display sizes. Lining up the displays side by side makes the difference in size clearly visible. "Oppo A31 (2020) 128GB" has a bigger display that is easier to use, especially for looking things up on the Internet and using social media. Both the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose. If you compare how well the different phones support mobile games, the display size of "Oppo A31 (2020) 128GB" makes it more suited for playing games. Both the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose.

In terms of display, the "Galaxy S9 SM-G960 256GB" is a better choice for those looking to use their phone for browsing the web or for gaming. 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. The "Galaxy S9 SM-G960 256GB" also offers a crisp, cleaner display when using a VR headset than the "Oppo A31 (2020) 128GB". The "Galaxy S9 SM-G960 256GB" has the necessary specs for this kind of purpose, but the "Oppo A31 (2020) 128GB" shows only an unsatisfactory performance.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

How suited is the screen for usual usage?80/10074/100
How suited is the screen to play games on?84/10076/100

Compare the camera performances of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB"

Camera performance of Oppo A31 (2020) 128GB

The main camera of the "Oppo A31 (2020) 128GB" has 12.0MP. The front camera has 8.0MP.

Camera performance of Galaxy S9 SM-G960 256GB

The main camera of the "Galaxy S9 SM-G960 256GB" has 12.0MP. The front camera has 8.0MP.

Which camera performance is better?

There is very little difference in the performance (or pixel count) of "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 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 "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose.

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. There is not much difference between the pixel counts of "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB" when it comes to taking close-up photographs such as selfies or profile pics with the front phone camera.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

Is is suited to taking far away objects with the rear camera?70/10070/100
Is it suited for taking close objects with the built-in camera?80/10080/100

Comparison of the processing capabilities of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB"

The processing capability of the Oppo A31 (2020) 128GB

Performance is defined by the chipset, and the "Oppo A31 (2020) 128GB" uses the Mediatek MT6765V/CB Helio P35 SoC. The CPU performance is 2.3GHz+1.8GHz×8(8.0-cores). The memory capacity is 4.0GB.

The processing capability of the Galaxy S9 SM-G960 256GB

Performance is defined by the chipset, and the "Galaxy S9 SM-G960 256GB" uses the Qualcomm Snapdragon 845 SoC. The CPU performance is 2.8GHz+1.7GHz×8(8.0-cores). The memory capacity is 4.0GB.

Which has the better processing capability?

"Galaxy S9 SM-G960 256GB" has a slightly better CPU performance and better specs overall. There is very little difference in memory capacity. Both phones are similarly efficient as multitasking tools.

For phone calls, emails, messaging, using SNS or most fundamental features, the differences between the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 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 "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" equally. Both the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose.

For playing 2D and simpler 3D games, "Galaxy S9 SM-G960 256GB" is more suitable as the games are less likely to stall. Functionality is about the same for full-scale 3D games, no matter which phone model is used. Both the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

Review on the CPU capbility and memory capacity when using Social Networks or the Internet91/10095/100
Review on the CPU speed and the memory capacity while playing 3D games85/10089/100

Comparison of the battery life of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB"

Battery performance of Oppo A31 (2020) 128GB

The "Oppo A31 (2020) 128GB" has a battery capacity of 4230.0mAh.

Battery performance of Galaxy S9 SM-G960 256GB

The "Galaxy S9 SM-G960 256GB" has a battery capacity of 3000.0mAh.

Which battery perfomances is better?

This makes a difference in battery capacity of 1230mAh, 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 "Oppo A31 (2020) 128GB" is also a great choice for those who only use their phone for occasional phone calls or for checking the time. For people who tend to use their phone for looking up things on the internet, checking up on social media, or playing the occasional game, I recommend the "Oppo A31 (2020) 128GB" over the "Galaxy S9 SM-G960 256GB". Both the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose.

The battery life of the "Oppo A31 (2020) 128GB" is well equipped to handle long hours of gaming, video playback, and other kinds of frequent daily use. Both the "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 256GB" can be easily used for this kind of purpose.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

Review on the battery life of a phone mainly using Social Networks and the Internet100/10091/100
Review on the battery life of a phone mainly using mainly games and videos100/10080/100

Compare the storage capacity of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB"

The storage capacity of the Oppo A31 (2020) 128GB

The "Oppo A31 (2020) 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 Galaxy S9 SM-G960 256GB

The "Galaxy S9 SM-G960 256GB" has 256.0GB 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. A SD with a maximum of 400.0GB can be used.

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 "Oppo A31 (2020) 128GB" or "Galaxy S9 SM-G960 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 "Oppo A31 (2020) 128GB" and the "Galaxy S9 SM-G960 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.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

Review on the storage capacity when playing many games90/10090/100
Review on when you store many pictures and videos - 94/100

Which to buy, the "Oppo A31 (2020) 128GB" or "Galaxy S9 SM-G960 256GB"

At the end of the day which is better, the "Oppo A31 (2020) 128GB" or "Galaxy S9 SM-G960 256GB"?

"Galaxy S9 SM-G960 256GB" is easier for the user to hold and is more compact, and so it is recommended. Its perfect screen size of 5.8inch makes the "Galaxy S9 SM-G960 256GB" a lot easier to use. There isn't much difference between "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB" in terms of performance or specifications. When comparing "Galaxy S9 SM-G960 256GB" and "Oppo A31 (2020) 128GB" overall, "Galaxy S9 SM-G960 256GB" is a more balanced model and is recommended.

Oppo A31 (2020) 128GB

Galaxy S9 SM-G960 256GB

Handling53/10063/100
Display68/10087/100
CPU specs89/10092/100
General rating75/10081/100

Is it recommended to buy the Oppo A31 (2020) 128GB, compared with other smartphones?

Compared to other smartphones, the "Oppo A31 (2020) 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 "Oppo A31 (2020) 128GB" is a middle-range to high-end smart phone.

Is it recommended to buy the Galaxy S9 SM-G960 256GB, compared with other smartphones?

Compared to other smart phones, the "Galaxy S9 SM-G960 256GB" has a size that is easy to hold, and looks compact. It can be easily operated 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 "Galaxy S9 SM-G960 256GB" is a high-end smart phone.

What are the spec differences between the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB" ?

A summary of the technical specifications of the "Oppo A31 (2020) 128GB" and "Galaxy S9 SM-G960 256GB". Functions and performance variations on the same model will be highlighted in red.

Oppo A31 (2020) 128GBGalaxy S9 SM-G960 256GB
Oppo A31 (2020) 128GBGalaxy S9 SM-G960 256GB
ColorFantasy White/Mystery BlackBlack
OSAndroidAndroid
Dimensions (width x height x thickness)75.5mm x 163.9mm x 8.3mm68.7mm x 147.7mm x 8.5mm
Weight180.0g163.0g
Display size6.5inch5.8inch
Display typeIPS LCDInfinity Display Super AMOLED
Screen resolution (width x height)720 x 16001440 x 2960
Pixel density269ppi567ppi
Battery capacity4230.0mAh3000.0mAh
ChipsetMediatek MT6765V/CB Helio P35Qualcomm Snapdragon 845
CPU specs2.3GHz+1.8GHz×8(8.0-cores)2.8GHz+1.7GHz×8(8.0-cores)
RAM size4.0GB4.0GB
Storage size128.0GB256.0GB
Rear-camera resolution12.0MP12.0MP
Front-camera resolution8.0MP8.0MP

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