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Which one is better, the Oppo A5s (AX5s) 64GB or vivo Y51 (2020, September) 128GB? We did a deep-dive comparison categorised by purpose of use!

Created date: 2020-09-14 20:13:10, Updated date: 2021-10-20 14:31:59

vivo Y51 (2020, September) 128GBOppo A5s (AX5s) 64GB
vivo Y51 (2020, September) 128GBOppo A5s (AX5s) 64GB

Which do we recommend after comparing the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"? We evaluated the differences between the two models. This article is recommended for those who are trying to choose between the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB".

vivo Y51 (2020, September) 128GBOppo A5s (AX5s) 64GB
vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

General rating:
Griprating-image2.6
52/100
rating-image2.8
55/100
Screen qualityrating-image4.0
80/100
rating-image3.3
66/100
Performancerating-image4.3
86/100
rating-image4.5
89/100
Storage sizerating-image4.5
90/100
rating-image4.2
84/100
Batteryrating-image
- /100
rating-image5.0
100/100
Rear-camera resolutionrating-image5.0
100/100
rating-image3.6
72/100
Front-camera resolutionrating-image5.0
100/100
rating-image4.0
80/100

What is the difference between the "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB"? See a detailed comparison of ease of use and performance

Comparison of weight and size of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"

The design of vivo Y51 (2020, September) 128GB

The "vivo Y51 (2020, September) 128GB" is 159.3mm long, 75.2mm wide, and 8.7mm thick. It weighs 186.7g.

The design of Oppo A5s (AX5s) 64GB

The "Oppo A5s (AX5s) 64GB" is 155.9mm long, 75.4mm wide, and 8.2mm thick. It weighs 170.0g.

Which is the better design to use?

In comparison, the size difference is 3.4mm in length, 0.2mm in width, and 0.5mm in thickness. Both the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB" are equally easy to use with one hand. Hiragana flick input is basically just as easy to use with "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB". Both the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB" are basically equally portable and easy to handle.

The difference in weight is 16.6g. The "Oppo A5s (AX5s) 64GB" is much lighter, putting less burden on the hand.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

Ease of holding it in one hand62/10063/100
How much it does not feel heavy to hold in one hand28/10039/100
Ease of carrying around59/10059/100

Compare the display of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"

Display of the vivo Y51 (2020, September) 128GB

The "vivo Y51 (2020, September) 128GB" uses a Super AMOLED liquid crystal. The resolution is 1080 x 2340, and the pixel density is 403ppi. The "vivo Y51 (2020, September) 128GB" has a 6.38inch screen size.

Display of the Oppo A5s (AX5s) 64GB

The "Oppo A5s (AX5s) 64GB" uses a S-IPS LCD liquid crystal. The resolution is 720 x 1520, and the pixel density is 271ppi. The "Oppo A5s (AX5s) 64GB" has a 6.2inch screen size.

Which has a better screen?

This makes a 0.17inch 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 "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" can be easily used for this kind of purpose. The gaming screens of these two phones are roughly the same size. Both the "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" can be easily used for this kind of purpose.

In terms of display, the "vivo Y51 (2020, September) 128GB" 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 "vivo Y51 (2020, September) 128GB" also offers a crisp, cleaner display when using a VR headset than the "Oppo A5s (AX5s) 64GB". The "Oppo A5s (AX5s) 64GB" has the performance needed for this kind of purpose.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

How suited is the screen for usual usage?79/10077/100
How suited is the screen to play games on?83/10081/100

Compare the camera performances of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"

Camera performance of vivo Y51 (2020, September) 128GB

The main camera of the "vivo Y51 (2020, September) 128GB" has 48.0MP. The front camera has 16.0MP.

Camera performance of Oppo A5s (AX5s) 64GB

The main camera of the "Oppo A5s (AX5s) 64GB" has 13.0MP. The front camera has 8.0MP.

Which camera performance is better?

The back cameras thus have a 35MP difference in comparison. The "vivo Y51 (2020, September) 128GB" also functions better for long-shot photos for the perfect group photo or a picturesque shot of a beautiful location. The "vivo Y51 (2020, September) 128GB"'s rear camera triumphs as well, boasting a better megapixel count for close-up Instagram-worthy pictures of meals and desserts. Both the "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" can be easily used for this kind of purpose.

There is a 8MP difference in front camera pixel number. The "vivo Y51 (2020, September) 128GB"'s front camera also works terrifically well with selfie sticks and for capturing distant objects like the background scenery in your selfies. The "vivo Y51 (2020, September) 128GB" has the necessary specs for this kind of purpose. The "vivo Y51 (2020, September) 128GB"'s front camera has a more suitable megapixel count for shooting objects up close for selfies and such.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

Is is suited to taking far away objects with the rear camera?100/10072/100
Is it suited for taking close objects with the built-in camera?100/10080/100

Comparison of the processing capabilities of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"

The processing capability of the vivo Y51 (2020, September) 128GB

Performance is defined by the chipset, and the "vivo Y51 (2020, September) 128GB" uses the Qualcomm SDM665 Snapdragon 665 SoC. The CPU performance is 2.0GHz+1.8GHz×8(8.0-cores). The memory capacity is 4.0GB.

The processing capability of the Oppo A5s (AX5s) 64GB

Performance is defined by the chipset, and the "Oppo A5s (AX5s) 64GB" uses the Mediatek MT6765 Helio P35 SoC. The CPU performance is 2.3GHz+1.8GHz×8(8.0-cores). The memory capacity is 4.0GB.

Which has the better processing capability?

The CPU specs are the same for both phones. 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 "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" 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 "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" equally. Both the "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" can be easily used for this kind of purpose.

There is basically no difference between "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB" when playing 2D games or basic 3D games. Functionality is about the same for full-scale 3D games, no matter which phone model is used. Both the "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" can be easily used for this kind of purpose.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

Review on the CPU capbility and memory capacity when using Social Networks or the Internet89/10091/100
Review on the CPU speed and the memory capacity while playing 3D games83/10085/100

Comparison of the battery life of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"

Battery performance of vivo Y51 (2020, September) 128GB

Battery performance of Oppo A5s (AX5s) 64GB

The "Oppo A5s (AX5s) 64GB" has a battery capacity of 4230.0mAh.

Which battery perfomances is better?

With a high-performance CPU, the battery drains faster, and a larger screen also uses more battery.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

Review on the battery life of a phone mainly using Social Networks and the Internet - 100/100
Review on the battery life of a phone mainly using mainly games and videos - 100/100

Compare the storage capacity of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB"

The storage capacity of the vivo Y51 (2020, September) 128GB

The "vivo Y51 (2020, September) 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 Oppo A5s (AX5s) 64GB

The "Oppo A5s (AX5s) 64GB" has 64.0GB 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 256.0GB can be used.

Which has the easier storage to use?

The difference in internal memory is about 64GB. "vivo Y51 (2020, September) 128GB" is recommended if you are using your phone mainly for downloading games and using apps such as social media. Avid gamers should look to the "vivo Y51 (2020, September) 128GB" for fulfilling their storage needs, as the "Oppo A5s (AX5s) 64GB" unfortunately falls behind here. Both the "vivo Y51 (2020, September) 128GB" and the "Oppo A5s (AX5s) 64GB" 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.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

Review on the storage capacity when playing many games90/10084/100
Review on when you store many pictures and videos - 91/100

Which to buy, the "vivo Y51 (2020, September) 128GB" or "Oppo A5s (AX5s) 64GB"

At the end of the day which is better, the "vivo Y51 (2020, September) 128GB" or "Oppo A5s (AX5s) 64GB"?

When it comes to being easy to handle and carry around, there is hardly any difference between "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB". Its perfect screen size of 6.38inch makes the "vivo Y51 (2020, September) 128GB" a lot easier to use. There isn't much difference between "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB" 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.

vivo Y51 (2020, September) 128GB

Oppo A5s (AX5s) 64GB

Handling52/10055/100
Display80/10066/100
CPU specs86/10089/100
General rating79/10077/100

Is it recommended to buy the vivo Y51 (2020, September) 128GB, compared with other smartphones?

Compared to other smartphones, the "vivo Y51 (2020, September) 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 "vivo Y51 (2020, September) 128GB" is a middle-range to high-end smart phone.

Is it recommended to buy the Oppo A5s (AX5s) 64GB, compared with other smartphones?

Compared to other smartphones, the "Oppo A5s (AX5s) 64GB" 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 A5s (AX5s) 64GB" is a middle-range to high-end smart phone.

What are the spec differences between the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB" ?

A summary of the technical specifications of the "vivo Y51 (2020, September) 128GB" and "Oppo A5s (AX5s) 64GB". Functions and performance variations on the same model will be highlighted in red.

vivo Y51 (2020, September) 128GBOppo A5s (AX5s) 64GB
vivo Y51 (2020, September) 128GBOppo A5s (AX5s) 64GB
ColorMystic Black/Jazzy Blue/Dreamy WhiteRed/Black/Gold/Green
OSAndroidAndroid
Dimensions (width x height x thickness)75.2mm x 159.3mm x 8.7mm75.4mm x 155.9mm x 8.2mm
Weight186.7g170.0g
Display size6.38inch6.2inch
Display typeSuper AMOLEDS-IPS LCD
Screen resolution (width x height)1080 x 2340720 x 1520
Pixel density403ppi271ppi
Battery capacity4230.0mAh
ChipsetQualcomm SDM665 Snapdragon 665Mediatek MT6765 Helio P35
CPU specs2.0GHz+1.8GHz×8(8.0-cores)2.3GHz+1.8GHz×8(8.0-cores)
RAM size4.0GB4.0GB
Storage size128.0GB64.0GB
Rear-camera resolution48.0MP13.0MP
Front-camera resolution16.0MP8.0MP

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