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Which one is better, the vivo Y15 (2019) 64GB or vivo Y51s (2020) 128GB? We did a deep-dive comparison categorised by purpose of use!

Created date: 2020-07-23 16:53:04

vivo Y51s (2020) 128GBvivo Y15 (2019) 64GB
vivo Y51s (2020) 128GBvivo Y15 (2019) 64GB

How are the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB" different? We have tested and evaluated their differences. We also explain which one may be best for you.

vivo Y51s (2020) 128GBvivo Y15 (2019) 64GB
vivo Y51s (2020) 128GB

vivo Y15 (2019) 64GB

General rating:
Griprating-image2.5
76.6mm x 162.0mm x 8.5mm
rating-image2.5
76.8mm x 159.4mm x 8.9mm
Screen qualityrating-image4.0
IPS LCD, 6.53inch, 1080 x 2340
rating-image3.4
IPS LCD, 6.35inch, 720 x 1544
Performancerating-image4.8
Exynos 880, 2.0GHz+1.8GHz×8(8.0-cores), 6.0GB
rating-image4.7
Mediatek MT6762 Helio P22, 2.0GHz×8(8.0-cores), 4.0GB
Storage sizerating-image4.5
128.0GB
rating-image4.2
64.0GB
Batteryrating-image5.0
4500.0mAh
rating-image5.0
5000.0mAh
Rear-camera resolutionrating-image5.0
48.0MP
rating-image3.6
13.0MP
Front-camera resolutionrating-image4.0
8.0MP
rating-image5.0
16.0MP

What is the difference between the "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB"? See a detailed comparison of ease of use and performance

Comparison of weight and size of the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB"

The design of vivo Y51s (2020) 128GB

The "vivo Y51s (2020) 128GB" is 162.0mm long, 76.6mm wide, and 8.5mm thick. It weighs 190.0g.

The design of vivo Y15 (2019) 64GB

The "vivo Y15 (2019) 64GB" is 159.4mm long, 76.8mm wide, and 8.9mm thick. It weighs 190.5g.

Which is the better design to use?

In comparison, the size difference is 2.5mm in length, 0.2mm in width, and 0.4mm in thickness. Both the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB" are equally easy to use with one hand. Hiragana flick input is basically just as easy to use with "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB". Both the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB" are basically equally portable and easy to handle.

The difference in weight is 0.5g. There is very little difference in weight between the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB", meaning that the burden on the hands even when used for a long time is pretty much the same.

vivo Y51s (2020) 128GB

vivo Y15 (2019) 64GB

Ease of holding it in one hand60/10059/100
How much it does not feel heavy to hold in one hand26/10025/100
Ease of carrying around58/10057/100

Compare the display of the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB"

Display of the vivo Y51s (2020) 128GB

The "vivo Y51s (2020) 128GB" uses a IPS LCD liquid crystal. The resolution is 1080 x 2340, and the pixel density is 394ppi. The "vivo Y51s (2020) 128GB" has a 6.53inch screen size.

Display of the vivo Y15 (2019) 64GB

The "vivo Y15 (2019) 64GB" uses a IPS LCD liquid crystal. The resolution is 720 x 1544, and the pixel density is 268ppi. The "vivo Y15 (2019) 64GB" has a 6.35inch screen size.

Which has a better screen?

This makes a 0.18inch 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 Y51s (2020) 128GB" and the "vivo Y15 (2019) 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 Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" can be easily used for this kind of purpose.

In terms of display, the "vivo Y51s (2020) 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 Y51s (2020) 128GB" also offers a crisp, cleaner display when using a VR headset than the "vivo Y15 (2019) 64GB". The "vivo Y15 (2019) 64GB" has the performance needed for this kind of purpose.

vivo Y51s (2020) 128GB

vivo Y15 (2019) 64GB

How suited is the screen for usual usage?80/10078/100
How suited is the screen to play games on?84/10082/100

Compare the camera performances of the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB"

Camera performance of vivo Y51s (2020) 128GB

The main camera of the "vivo Y51s (2020) 128GB" has 48.0MP. The front camera has 8.0MP.

Camera performance of vivo Y15 (2019) 64GB

The main camera of the "vivo Y15 (2019) 64GB" has 13.0MP. The front camera has 16.0MP.

Which camera performance is better?

The back cameras thus have a 35MP difference in comparison. The "vivo Y51s (2020) 128GB" also functions better for long-shot photos for the perfect group photo or a picturesque shot of a beautiful location. The "vivo Y51s (2020) 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 Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" can be easily used for this kind of purpose.

There is a 8MP difference in front camera pixel number. The "vivo Y15 (2019) 64GB"'s front camera also works terrifically well with selfie sticks and for capturing distant objects like the background scenery in your selfies. The "vivo Y15 (2019) 64GB" has the necessary specs for this kind of purpose. The "vivo Y15 (2019) 64GB"'s front camera has a more suitable megapixel count for shooting objects up close for selfies and such.

vivo Y51s (2020) 128GB

vivo Y15 (2019) 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?80/100100/100

Comparison of the processing capabilities of the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB"

The processing capability of the vivo Y51s (2020) 128GB

Performance is defined by the chipset, and the "vivo Y51s (2020) 128GB" uses the Exynos 880 SoC. The CPU performance is 2.0GHz+1.8GHz×8(8.0-cores). The memory capacity is 6.0GB.

The processing capability of the vivo Y15 (2019) 64GB

Performance is defined by the chipset, and the "vivo Y15 (2019) 64GB" uses the Mediatek MT6762 Helio P22 SoC. The CPU performance is 2.0GHz×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. This is a 2GB difference in memory capacity. The memory of "vivo Y51s (2020) 128GB" is slightly larger, so "vivo Y51s (2020) 128GB" is recommended over "vivo Y15 (2019) 64GB" for multitasking.

For phone calls, emails, messaging, using SNS or most fundamental features, the differences between the "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 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 Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" equally. Both the "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" can be easily used for this kind of purpose.

There is basically no difference between "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 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 Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" can be easily used for this kind of purpose.

vivo Y51s (2020) 128GB

vivo Y15 (2019) 64GB

Review on the CPU capbility and memory capacity when using Social Networks or the Internet96/10096/100
Review on the CPU speed and the memory capacity while playing 3D games94/10090/100

Comparison of the battery life of the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB"

Battery performance of vivo Y51s (2020) 128GB

The "vivo Y51s (2020) 128GB" has a battery capacity of 4500.0mAh.

Battery performance of vivo Y15 (2019) 64GB

The "vivo Y15 (2019) 64GB" has a battery capacity of 5000.0mAh.

Which battery perfomances is better?

This makes a difference in battery capacity of 500mAh, 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.

If you use the phone infrequently for just making calls or checking the time, I think the "vivo Y15 (2019) 64GB" is a bit better. 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 "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB". Both the "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" 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 "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 64GB" can be easily used for this kind of purpose.

vivo Y51s (2020) 128GB

vivo Y15 (2019) 64GB

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 "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB"

The storage capacity of the vivo Y51s (2020) 128GB

The "vivo Y51s (2020) 128GB" has 128.0GB of internal memory.

The storage capacity of the vivo Y15 (2019) 64GB

The "vivo Y15 (2019) 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 Y51s (2020) 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 Y51s (2020) 128GB" for fulfilling their storage needs, as the "vivo Y15 (2019) 64GB" unfortunately falls behind here. Both the "vivo Y51s (2020) 128GB" and the "vivo Y15 (2019) 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 Y51s (2020) 128GB

vivo Y15 (2019) 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 Y51s (2020) 128GB" or "vivo Y15 (2019) 64GB"

At the end of the day which is better, the "vivo Y51s (2020) 128GB" or "vivo Y15 (2019) 64GB"?

When it comes to being easy to handle and carry around, there is hardly any difference between "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB". Its perfect screen size of 6.53inch makes the "vivo Y51s (2020) 128GB" a lot easier to use. There isn't much difference between "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 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 Y51s (2020) 128GB

vivo Y15 (2019) 64GB

Handling50/10049/100
Display80/10067/100
CPU specs95/10093/100
General rating81/10080/100

Is it recommended to buy the vivo Y51s (2020) 128GB, compared with other smartphones?

Compared to other smartphones, the "vivo Y51s (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 "vivo Y51s (2020) 128GB" is a high-end smart phone.

Is it recommended to buy the vivo Y15 (2019) 64GB, compared with other smartphones?

Compared to other smartphones, the "vivo Y15 (2019) 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 "vivo Y15 (2019) 64GB" is a high-end smart phone.

What are the spec differences between the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB" ?

A summary of the technical specifications of the "vivo Y51s (2020) 128GB" and "vivo Y15 (2019) 64GB". Functions and performance variations on the same model will be highlighted in red.

vivo Y51s (2020) 128GBvivo Y15 (2019) 64GB
vivo Y51s (2020) 128GBvivo Y15 (2019) 64GB
ColorBlack/Blue/WhiteAqua Blue/Burgundy Red
OSAndroidAndroid
Dimensions (width x height x thickness)76.6mm x 162.0mm x 8.5mm76.8mm x 159.4mm x 8.9mm
Weight190.0g190.5g
Display size6.53inch6.35inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)1080 x 2340720 x 1544
Pixel density394ppi268ppi
Battery capacity4500.0mAh5000.0mAh
ChipsetExynos 880Mediatek MT6762 Helio P22
CPU specs2.0GHz+1.8GHz×8(8.0-cores)2.0GHz×8(8.0-cores)
RAM size6.0GB4.0GB
Storage size128.0GB64.0GB
Rear-camera resolution48.0MP13.0MP
Front-camera resolution8.0MP16.0MP

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