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Which is better, Zenfone 4 Pro ZS551KL 128GB or Zenfone V V520KL 32GB? We compared their features and specs in detail

Created date: 2018-09-30 22:01:26, Updated date: 2020-04-16 16:22:52

Zenfone 4 Pro ZS551KL 128GBZenfone V V520KL 32GB
Zenfone 4 Pro ZS551KL 128GBZenfone V V520KL 32GB

How did the evaluations between the "Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB" differ when we compared the two? We reviewed each of the most commonly scrutinized features. If you are thinking about which smartphone to get, check out this review immediately!

Zenfone 4 Pro ZS551KL 128GBZenfone V V520KL 32GB
Zenfone 4 Pro ZS551KL 128GB

Zenfone V V520KL 32GB

General rating:
Holding comfortrating-image3.1
75.6mm x 156.9mm x 7.6mm
rating-image3.4
72.6mm x 146.6mm x 7.6mm
Weightrating-image3.0
175.0g
rating-image3.6
147.1g
Screen sizerating-image4.1
5.5inch
rating-image3.9
5.2inch
Display qualityrating-image4.3
400ppi
rating-image4.3
423ppi
Battery liferating-image3.7
3600.0mAh
rating-image3.3
3000.0mAh
Processing powerrating-image4.6
2.45GHz+1.9GHz×8(8.0-cores)
rating-image2.9
2.15GHz+1.6GHz×4(4.0-cores)
Memory capacityrating-image4.5
6.0GB
rating-image3.5
4.0GB
Storage capacityrating-image4.5
128.0GB
rating-image2.8
32.0GB
Rear camera performancerating-image3.4
16.0MP
rating-image4.3
23.0MP
Front camera performancerating-image2.9
8.0MP
rating-image2.9
8.0MP

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", performance comparison

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB" 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 "Zenfone 4 Pro ZS551KL 128GB" has a width of 75.6mm, a length of 156.9mm, and a thickness of 7.6mm. Also, the "Zenfone V V520KL 32GB" has a width of 72.6mm, a length of 146.6mm, and a thickness of 7.6mm.

Comparing the width and thickness of the body, the "Zenfone V V520KL 32GB" is smaller and more compact compared to the "Zenfone 4 Pro ZS551KL 128GB". For that reason, the "Zenfone V V520KL 32GB" is easier to grip firmly and carry one-handed than the "Zenfone 4 Pro ZS551KL 128GB". For that reason, we recommend the "Zenfone V V520KL 32GB".

Comparing the width and thickness of the body, there isn't a large difference in size between the "Zenfone 4 Pro ZS551KL 128GB" and the "Zenfone V V520KL 32GB". For that reason their one-handed operability, portability, and bulkiness when carried is about the same. That's why I think it's better to compare them in terms of other aspects of performance and functionality.

Comparing the overall size of the two devices, the "Zenfone V V520KL 32GB" has a large size compared to the "Zenfone 4 Pro ZS551KL 128GB". For that reason the "Zenfone V V520KL 32GB" is a size that is easier to use in one hand and comfortably carry than the "Zenfone 4 Pro ZS551KL 128GB". That's why we recommend the "Zenfone V V520KL 32GB".

ScoreDimensions (width x height x thickness)
Zenfone 4 Pro ZS551KL 128GB62/10075.6mm x 156.9mm x 7.6mm
Zenfone V V520KL 32GB67/10072.6mm x 146.6mm x 7.6mm

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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 "Zenfone 4 Pro ZS551KL 128GB" is about 175.0g, and the weight of the "Zenfone V V520KL 32GB" is about 147.1g. Comparing the weight of the two devices, the "Zenfone V V520KL 32GB" is a considerably lighter smart phone than the "Zenfone 4 Pro ZS551KL 128GB", and there is a difference of about 27.9g. In terms of the burden placed upon your fingers and wrist, the "Zenfone V V520KL 32GB" is superior to the "Zenfone 4 Pro ZS551KL 128GB". 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 "Zenfone V V520KL 32GB" over the "Zenfone 4 Pro ZS551KL 128GB".

ScoreWeight
Zenfone 4 Pro ZS551KL 128GB60/100175.0g
Zenfone V V520KL 32GB71/100147.1g

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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 "Zenfone 4 Pro ZS551KL 128GB" has a 5.5inch display. Also, the "Zenfone V V520KL 32GB" has a 5.2inch display. Comparing the screen size, there is a negligible difference in screen size between the "Zenfone 4 Pro ZS551KL 128GB" and the "Zenfone V V520KL 32GB". 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
Zenfone 4 Pro ZS551KL 128GB82/1005.5inch
Zenfone V V520KL 32GB77/1005.2inch

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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 "Zenfone 4 Pro ZS551KL 128GB" is 1080 x 1920, and pixel density is 400ppi. Also, the resolution on the "Zenfone V V520KL 32GB" is 1080 x 1920, and pixel density is 423ppi. Comparing the pixel count, the difference in pixel density between the "Zenfone 4 Pro ZS551KL 128GB" and the "Zenfone V V520KL 32GB" 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
Zenfone 4 Pro ZS551KL 128GB85/100400ppi
Zenfone V V520KL 32GB85/100423ppi

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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.

The "Zenfone 4 Pro ZS551KL 128GB" is 3600.0mAh, and the "Zenfone V V520KL 32GB" is 3000.0mAh. Regarding battery capacity, the "Zenfone 4 Pro ZS551KL 128GB" has greater battery capacity than the "Zenfone V V520KL 32GB", with a 600mAh difference. If battery is a priority, then the "Zenfone 4 Pro ZS551KL 128GB" is recommended over the "Zenfone V V520KL 32GB".

ScoreBattery capacity
Zenfone 4 Pro ZS551KL 128GB74/1003600.0mAh
Zenfone V V520KL 32GB65/1003000.0mAh

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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 "Zenfone 4 Pro ZS551KL 128GB"'s CPU is a Qualcomm MSM8998 Snapdragon 835, with performance measured at 2.45GHz+1.9GHz×8(8.0-cores). Also, the "Zenfone V V520KL 32GB"'s CPU is a Qualcomm MSM8996 Snapdragon 820, with performance measured at 2.15GHz+1.6GHz×4(4.0-cores). Comparing CPU performance, the "Zenfone 4 Pro ZS551KL 128GB" has considerably higher specs than the "Zenfone V V520KL 32GB". In terms of being able to comfortably play games and run apps smoothly, the "Zenfone 4 Pro ZS551KL 128GB" is superior to the "Zenfone V V520KL 32GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Zenfone 4 Pro ZS551KL 128GB" over the "Zenfone V V520KL 32GB".

ScoreCPU specs
Zenfone 4 Pro ZS551KL 128GB91/1002.45GHz+1.9GHz×8(8.0-cores)
Zenfone V V520KL 32GB57/1002.15GHz+1.6GHz×4(4.0-cores)

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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 "Zenfone 4 Pro ZS551KL 128GB" is 6.0GB and the weight of the "Zenfone V V520KL 32GB" is 4.0GB. Comparing the devices in terms of RAM, the "Zenfone 4 Pro ZS551KL 128GB" has a significantly larger amount of RAM than the "Zenfone V V520KL 32GB", with a difference of about 2GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Zenfone 4 Pro ZS551KL 128GB" is superior to the "Zenfone V V520KL 32GB". 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 "Zenfone 4 Pro ZS551KL 128GB" over the "Zenfone V V520KL 32GB".

ScoreRAM size
Zenfone 4 Pro ZS551KL 128GB90/1006.0GB
Zenfone V V520KL 32GB70/1004.0GB

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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 "Zenfone 4 Pro ZS551KL 128GB" is 128.0GB. Also the "Zenfone V V520KL 32GB" is 32.0GB. Regarding storage capacity, the "Zenfone 4 Pro ZS551KL 128GB" has a much larger data storage capacity compared to the "Zenfone V V520KL 32GB", with a roughly 96GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Zenfone 4 Pro ZS551KL 128GB" is superior to the "Zenfone V V520KL 32GB". If you are looking for a smartphone that can save more data, we recommend the "Zenfone 4 Pro ZS551KL 128GB" over the "Zenfone V V520KL 32GB".

ScoreStorage size
Zenfone 4 Pro ZS551KL 128GB90/100128.0GB
Zenfone V V520KL 32GB55/10032.0GB

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB" 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.

"Zenfone 4 Pro ZS551KL 128GB" has a 16.0MP main camera. Also, "Zenfone V V520KL 32GB" has a 23.0MP main camera. Comparing rear camera performance, the "Zenfone V V520KL 32GB" has a much higher pixel count compared to the "Zenfone 4 Pro ZS551KL 128GB", with a roughly 7MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Zenfone V V520KL 32GB" is superior to the "Zenfone 4 Pro ZS551KL 128GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Zenfone V V520KL 32GB" over the "Zenfone 4 Pro ZS551KL 128GB".

ScoreRear-camera resolution
Zenfone 4 Pro ZS551KL 128GB68/10016.0MP
Zenfone V V520KL 32GB85/10023.0MP

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", 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.

"Zenfone 4 Pro ZS551KL 128GB" has an 8.0MP front camera and "Zenfone V V520KL 32GB" has an 8.0MP front camera. Comparing rear camera performance, the "Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB" 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.

ScoreFront-camera resolution
Zenfone 4 Pro ZS551KL 128GB58/1008.0MP
Zenfone V V520KL 32GB58/1008.0MP

"Zenfone 4 Pro ZS551KL 128GB" and "Zenfone V V520KL 32GB", performance comparison by specification sheet

Zenfone 4 Pro ZS551KL 128GBZenfone V V520KL 32GB
ImageZenfone 4 Pro ZS551KL 128GBZenfone V V520KL 32GB
MakerAsusAsus
Release date2017-102017-09
ColorMoonlight white/Pure BlackSapphire Black
OSAndroidAndroid
Dimensions (width x height x thickness)75.6mm x 156.9mm x 7.6mm72.6mm x 146.6mm x 7.6mm
Weight175.0g147.1g
Display size5.5inch5.2inch
Display typeAMOLEDAMOLED
Screen resolution (width x height)1080 x 19201080 x 1920
Pixel density400ppi423ppi
Battery capacity3600.0mAh3000.0mAh
ChipsetQualcomm MSM8998 Snapdragon 835Qualcomm MSM8996 Snapdragon 820
CPU specs2.45GHz+1.9GHz×8(8.0-cores)2.15GHz+1.6GHz×4(4.0-cores)
RAM size6.0GB4.0GB
Storage size128.0GB32.0GB
Rear-camera resolution16.0MP23.0MP
Front-camera resolution8.0MP8.0MP

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