Browsing this site requires consent to the privacy policy. By continuing to browse, you agree to our privacy policy. If you do not agree, please stop browsing. Privacy policy

All our articles is independent of any advertiser or commercial initiative, and if you buy something through our posts, we may get a small share of the sale. Click here for more information.

Which is better, vivo Y51 (2020, September) 128GB or ROG Phone 3 ZS661KS 512GB? We compared their features and specs in detail

Created date: 2020-12-05 17:20:06

vivo Y51 (2020, September) 128GBROG Phone 3 ZS661KS 512GB
vivo Y51 (2020, September) 128GBROG Phone 3 ZS661KS 512GB

Here's our thorough comparison of the difference in performance and function between the "vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB". Which one should you buy? We'll compare and explain what differs between the "vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB" in a way that even people who aren't used to choosing between two similar products can understand.

vivo Y51 (2020, September) 128GBROG Phone 3 ZS661KS 512GB
vivo Y51 (2020, September) 128GB

ROG Phone 3 ZS661KS 512GB

General rating:

71.9/100

(The 4596th of all smartphones)

82.1/100

(The 3005th of all smartphones)

Holding comfort
60/100
53/100
Weight
55/100
44/100
Screen size
90/100
90/100
Display quality
84/100
82/100
Battery life
- /100
86/100
Processing power
83/100
99/100
Memory capacity
70/100
100/100
Storage capacity
90/100
95/100
Rear camera performance
97/100
100/100
Front camera performance
75/100
86/100

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", performance comparison

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB" size comparison. Which to choose?

The size of the body has a big influence on the ease of carrying and one-handed operation. The narrower the width, the easier it is to firmly grasp and hold, but you also have to take into account the device's thickness. Also, if the width and height are smaller, its easier to operate one-handed since its easier to extend your fingers. On the contrary, if the width and height are large, it's difficult to fit in your pocket and is bulky even when put in a bag, and portability is impaired.

The "vivo Y51 (2020, September) 128GB" has a width of 75.2mm, a length of 159.3mm, and a thickness of 8.7mm. Also, the "ROG Phone 3 ZS661KS 512GB" has a width of 78.0mm, a length of 171.0mm, and a thickness of 9.9mm.

Comparing the width and thickness of the body, the "vivo Y51 (2020, September) 128GB" is smaller and more compact compared to the "ROG Phone 3 ZS661KS 512GB". For that reason, the "vivo Y51 (2020, September) 128GB" is easier to grip firmly and carry one-handed than the "ROG Phone 3 ZS661KS 512GB". For that reason, we recommend the "vivo Y51 (2020, September) 128GB".

Comparing the width and thickness of the body, the "vivo Y51 (2020, September) 128GB" is a more compact size than the "ROG Phone 3 ZS661KS 512GB". For that reason the "vivo Y51 (2020, September) 128GB" has higher one-handed operability, and has greater portability, being less likely to get in the way when being carried. For these reasons, we recommend the "vivo Y51 (2020, September) 128GB".

Comparing the overall size of the two devices, the "vivo Y51 (2020, September) 128GB" has a large size compared to the "ROG Phone 3 ZS661KS 512GB". For that reason the "vivo Y51 (2020, September) 128GB" is a size that is easier to use in one hand and comfortably carry than the "ROG Phone 3 ZS661KS 512GB". That's why we recommend the "vivo Y51 (2020, September) 128GB".

ScoreDimensions (width x height x thickness)
vivo Y51 (2020, September) 128GB60/10075.2mm x 159.3mm x 8.7mm
ROG Phone 3 ZS661KS 512GB53/10078.0mm x 171.0mm x 9.9mm

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", which is more comfortable to hold? Weight comparison

The weight of the device affects hand fatigue and the burden placed upon the wrist. The lighter it is, the longer you'll be able to operate the device without tiring. Also, if the burden placed on the wrist is lower, you'll be able to use the device more comfortably. However if the weight isn't right for you, it could place more of a burden on your body, causing you to feel stress.

The weight of the "vivo Y51 (2020, September) 128GB" is about 186.7g, and the weight of the "ROG Phone 3 ZS661KS 512GB" is about 240.0g. Comparing the weight of the two devices, the "vivo Y51 (2020, September) 128GB" is a considerably lighter smart phone than the "ROG Phone 3 ZS661KS 512GB", and there is a difference of about 53.3g. In terms of the burden placed upon your fingers and wrist, the "vivo Y51 (2020, September) 128GB" is superior to the "ROG Phone 3 ZS661KS 512GB". If you are going for a smart phone that won't lead to hand fatigue even after extended use, and is less likely to place a burden on your fingers, we recommend purchasing the "vivo Y51 (2020, September) 128GB" over the "ROG Phone 3 ZS661KS 512GB".

ScoreWeight
vivo Y51 (2020, September) 128GB55/100186.7g
ROG Phone 3 ZS661KS 512GB44/100240.0g

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", whose display is easier to use?

The size of the screen affects usability and screen visibility. A larger screen means larger letters and buttons on apps, so the user is less likely to tap adjacent buttons by mistake. In addition, the user can enjoy a more intense experience when playing games and watching videos.

The "vivo Y51 (2020, September) 128GB" has a 6.38inch display. Also, the "ROG Phone 3 ZS661KS 512GB" has a 6.59inch display. Comparing the screen size, there is a negligible difference in screen size between the "vivo Y51 (2020, September) 128GB" and the "ROG Phone 3 ZS661KS 512GB". As a result, the app buttons on both are equally easy to press. We recommend comparing them based on other aspects of performance and functionality.

ScoreDisplay size
vivo Y51 (2020, September) 128GB90/1006.38inch
ROG Phone 3 ZS661KS 512GB90/1006.59inch

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", which has a clearer display?

Pixel density affects picture quality, and the higher the pixel density, the better the picture quality, which means the user can gain more enjoyment from games and videos. In addition, higher picture quality decreases eyestrain, which means that the user will experience less eye fatigue after prolonged use.

The resolution on the "vivo Y51 (2020, September) 128GB" is 1080 x 2340, and pixel density is 403ppi. Also, the resolution on the "ROG Phone 3 ZS661KS 512GB" is 1080 x 2340, and pixel density is 391ppi. Comparing the pixel count, the difference in pixel density between the "vivo Y51 (2020, September) 128GB" and the "ROG Phone 3 ZS661KS 512GB" is negligible. As a result, they are both evenly matched in terms of picture quality and easiness on the eyes. Therefore, we recommend comparing them based on other aspects of performance and functionality.

ScorePixel density
vivo Y51 (2020, September) 128GB84/100403ppi
ROG Phone 3 ZS661KS 512GB82/100391ppi

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", a summary of the differences in battery life

Battery performance greatly affects battery life, but greater battery capacity does not necessarily mean greater battery life, since battery efficiency should also be considered. Bigger screens and higher CPU performance will mean the batteries are depleted more quickly.

ScoreBattery capacity
vivo Y51 (2020, September) 128GB - /100
ROG Phone 3 ZS661KS 512GB86/1006000.0mAh

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", which has better CPU?

CPU performance affects the ability to process programs, and the ability to process programs is determined by the product of the number of cores in the CPU and the CPU frequency. The higher this performance is, the more smoothly apps and games will run, and with low performance apps and games become heavy and stress is experienced.

The "vivo Y51 (2020, September) 128GB"'s CPU is a Qualcomm SDM665 Snapdragon 665, with performance measured at 2.0GHz+1.8GHz×8(8.0-cores). Also, the "ROG Phone 3 ZS661KS 512GB"'s CPU is a Qualcomm SM8250 Snapdragon 865+, with performance measured at 3.1GHz+2.42GHz+1.8GHz×8(8.0-cores). Comparing CPU performance, the "ROG Phone 3 ZS661KS 512GB" has considerably higher specs than the "vivo Y51 (2020, September) 128GB". In terms of being able to comfortably play games and run apps smoothly, the "ROG Phone 3 ZS661KS 512GB" is superior to the "vivo Y51 (2020, September) 128GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "ROG Phone 3 ZS661KS 512GB" over the "vivo Y51 (2020, September) 128GB".

ScoreCPU specs
vivo Y51 (2020, September) 128GB83/1002.0GHz+1.8GHz×8(8.0-cores)
ROG Phone 3 ZS661KS 512GB99/1003.1GHz+2.42GHz+1.8GHz×8(8.0-cores)

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", what's the difference in memory capacity?

RAM affects multitasking ability and the stability of apps. The larger the amount of RAM is, the more stability there will be even in situations where multiple apps are running simultaneously, allowing for comfortable use. In addition, animation will be more smooth, and apps will be less likely to freeze or crash. Also, without sufficient RAM, there are games you won't be able to run, so it is necessary to be careful.

The weight of the "vivo Y51 (2020, September) 128GB" is 4.0GB and the weight of the "ROG Phone 3 ZS661KS 512GB" is 16.0GB. Comparing the devices in terms of RAM, the "ROG Phone 3 ZS661KS 512GB" has a significantly larger amount of RAM than the "vivo Y51 (2020, September) 128GB", with a difference of about 12GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "ROG Phone 3 ZS661KS 512GB" is superior to the "vivo Y51 (2020, September) 128GB". If you're looking for a smart phone that can run multiple apps simultaneously with stability and also allows you to comfortably enjoy 3D games and VR, then we recommend purchasing the "ROG Phone 3 ZS661KS 512GB" over the "vivo Y51 (2020, September) 128GB".

ScoreRAM size
vivo Y51 (2020, September) 128GB70/1004.0GB
ROG Phone 3 ZS661KS 512GB100/10016.0GB

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", which has more data storage?

Storage capacity affects the amount of data that is capable of being stored. The larger the storage capacity, the more pictures you can take and the more applications you can install. In addition, if your smartphone accepts SD cards, then you can increase its storage capacity. However, there are performance related drawbacks, including a slower data transfer rate than the primary memory, and you cannot transfer all your data on the card, so be warned.

The data storage capacity of the "vivo Y51 (2020, September) 128GB" is 128.0GB. Also the "ROG Phone 3 ZS661KS 512GB" is 512.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB". As a result, you can save roughly the same amount of pictures, and install roughly the same amount of applications, on either phone. You are better off comparing them based on other aspects of performance and functionality.

ScoreStorage size
vivo Y51 (2020, September) 128GB90/100128.0GB
ROG Phone 3 ZS661KS 512GB95/100512.0GB

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB" rear camera performance comparison. Which has a higher resolution?

One factor that determines the performance of the exterior camera located on the back of the device (the rear/back camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"vivo Y51 (2020, September) 128GB" has a 48.0MP main camera. Also, "ROG Phone 3 ZS661KS 512GB" has a 64.0MP main camera. Comparing rear camera performance, the "vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB" have approximately the same pixel count. As a result, they can both take pictures and shoot videos of roughly the same quality. Therefore, we recommend comparing the two based on other aspects of performance and functionality.

ScoreRear-camera resolution
vivo Y51 (2020, September) 128GB97/10048.0MP
ROG Phone 3 ZS661KS 512GB100/10064.0MP

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", whose front camera has a better picture quality?

One factor that determines the performance of the exterior camera located on the front of the device (the in/front camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"vivo Y51 (2020, September) 128GB" has an 16.0MP front camera and "ROG Phone 3 ZS661KS 512GB" has an 24.0MP front camera. Comparing rear camera performance, the front camera of the "ROG Phone 3 ZS661KS 512GB" has a much higher pixel count compared to the "vivo Y51 (2020, September) 128GB", with a roughly 8MP difference. As a result, the "ROG Phone 3 ZS661KS 512GB" is more suited than the "vivo Y51 (2020, September) 128GB" for shooting videos and taking pictures. If you are looking for a smartphone that is suited for shooting high resolution selfies which will look clean when printed, we recommend the "ROG Phone 3 ZS661KS 512GB" over the "vivo Y51 (2020, September) 128GB".

ScoreFront-camera resolution
vivo Y51 (2020, September) 128GB75/10016.0MP
ROG Phone 3 ZS661KS 512GB86/10024.0MP

"vivo Y51 (2020, September) 128GB" and "ROG Phone 3 ZS661KS 512GB", performance comparison by specification sheet

vivo Y51 (2020, September) 128GBROG Phone 3 ZS661KS 512GB
Imagevivo Y51 (2020, September) 128GBROG Phone 3 ZS661KS 512GB
MakervivoAsus
Release date2020-09-192020-08-22
ColorMystic Black/Jazzy Blue/Dreamy WhiteBlack Glare
OSAndroidAndroid
Dimensions (width x height x thickness)75.2mm x 159.3mm x 8.7mm78.0mm x 171.0mm x 9.9mm
Weight186.7g240.0g
Display size6.38inch6.59inch
Display typeSuper AMOLEDAMOLED
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density403ppi391ppi
ChipsetQualcomm SDM665 Snapdragon 665Qualcomm SM8250 Snapdragon 865+
CPU specs2.0GHz+1.8GHz×8(8.0-cores)3.1GHz+2.42GHz+1.8GHz×8(8.0-cores)
RAM size4.0GB16.0GB
Storage size128.0GB512.0GB
Rear-camera resolution48.0MP64.0MP
Front-camera resolution16.0MP24.0MP

Look at a smartphone

Compare smartphones

Look at a smartphone

Compare smartphones

Check price

Articles related to vivo Y51 (2020, September) 128GB
Articles related to ROG Phone 3 ZS661KS 512GB

vivo Y51 (2020, September) 128GB

Search for smartphone with similar ratings as vivo Y51 (2020, September) 128GB

Articles related to vivo Y51 (2020, September) 128GB
Articles related to ROG Phone 3 ZS661KS 512GB

ROG Phone 3 ZS661KS 512GB

Search for smartphone with similar ratings as ROG Phone 3 ZS661KS 512GB

New articles