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Should you buy vivo X9s (2017) 64GB or Galaxy S8 SC-02J docomo 64GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2018-09-30 22:37:21, Updated date: 2020-04-16 21:13:28

vivo X9s (2017) 64GBGalaxy S8 SC-02J docomo 64GB
vivo X9s (2017) 64GBGalaxy S8 SC-02J docomo 64GB

Here's our thorough comparison of the difference in performance and function between the "vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB". Which one should you buy? We'll compare and explain what differs between the "vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB" in a way that even people who aren't used to choosing between two similar products can understand.

vivo X9s (2017) 64GBGalaxy S8 SC-02J docomo 64GB
vivo X9s (2017) 64GB

Galaxy S8 SC-02J docomo 64GB

General rating:
Holding comfortrating-image3.3
66/100
rating-image3.7
74/100
Weightrating-image3.4
68/100
rating-image3.5
70/100
Screen sizerating-image4.1
82/100
rating-image4.3
86/100
Display qualityrating-image4.3
85/100
rating-image4.5
89/100
Battery liferating-image3.5
69/100
rating-image3.3
65/100
Processing powerrating-image3.7
74/100
rating-image4.4
88/100
Memory capacityrating-image3.5
70/100
rating-image3.5
70/100
Storage capacityrating-image3.4
67/100
rating-image3.4
67/100
Rear camera performancerating-image3.4
68/100
rating-image3.0
59/100
Front camera performancerating-image4.1
81/100
rating-image2.9
58/100

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", performance comparison

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB" 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 X9s (2017) 64GB" has a width of 74.0mm, a length of 152.6mm, and a thickness of 7.0mm. Also, the "Galaxy S8 SC-02J docomo 64GB" has a width of 68.0mm, a length of 149.0mm, and a thickness of 8.2mm.

Comparing the width and thickness of the body, the "Galaxy S8 SC-02J docomo 64GB" is smaller and more compact compared to the "vivo X9s (2017) 64GB". For that reason, the "Galaxy S8 SC-02J docomo 64GB" is easier to grip firmly and carry one-handed than the "vivo X9s (2017) 64GB". For that reason, we recommend the "Galaxy S8 SC-02J docomo 64GB".

Comparing the width and thickness of the body, there isn't a large difference in size between the "vivo X9s (2017) 64GB" and the "Galaxy S8 SC-02J docomo 64GB". 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 "Galaxy S8 SC-02J docomo 64GB" has a large size compared to the "vivo X9s (2017) 64GB". For that reason the "Galaxy S8 SC-02J docomo 64GB" is a size that is easier to use in one hand and comfortably carry than the "vivo X9s (2017) 64GB". That's why we recommend the "Galaxy S8 SC-02J docomo 64GB".

ScoreDimensions (width x height x thickness)
vivo X9s (2017) 64GB66/10074.0mm x 152.6mm x 7.0mm
Galaxy S8 SC-02J docomo 64GB74/10068.0mm x 149.0mm x 8.2mm

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB" is about 154.0g, and the weight of the "Galaxy S8 SC-02J docomo 64GB" is about 150.0g. Comparing the weight of the two devices, there isn't much difference in weight between the "vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB". That's why the likelihood of fatigue in the fingers and wrists after extended use is about the same for both. That's why it is better to compare the two in terms of other aspects of performance and functionality.

ScoreWeight
vivo X9s (2017) 64GB68/100154.0g
Galaxy S8 SC-02J docomo 64GB70/100150.0g

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB" has a 5.5inch display. Also, the "Galaxy S8 SC-02J docomo 64GB" has a 5.8inch display. Comparing the screen size, there is a negligible difference in screen size between the "vivo X9s (2017) 64GB" and the "Galaxy S8 SC-02J docomo 64GB". 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 X9s (2017) 64GB82/1005.5inch
Galaxy S8 SC-02J docomo 64GB86/1005.8inch

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB" is 1080 x 1920, and pixel density is 400ppi. Also, the resolution on the "Galaxy S8 SC-02J docomo 64GB" is 1440 x 2960, and pixel density is 567ppi. Comparing the pixel count, the difference in pixel density between the "vivo X9s (2017) 64GB" and the "Galaxy S8 SC-02J docomo 64GB" 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 X9s (2017) 64GB85/100400ppi
Galaxy S8 SC-02J docomo 64GB89/100567ppi

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 "vivo X9s (2017) 64GB" is 3320.0mAh, and the "Galaxy S8 SC-02J docomo 64GB" is 3000.0mAh. Regarding battery capacity, there is a negligible difference in battery capacity between the "vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB". Since both have roughly equal battery life, you are better off comparing them based on other aspects of performance and functionality.

ScoreBattery capacity
vivo X9s (2017) 64GB69/1003320.0mAh
Galaxy S8 SC-02J docomo 64GB65/1003000.0mAh

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB"'s CPU is a Qualcomm MSM8976 Snapdragon 652, with performance measured at 1.8GHz+1.2GHz×8(8.0-cores). Also, the "Galaxy S8 SC-02J docomo 64GB"'s CPU is a Snapdragon 835 MSM8998, with performance measured at 2.6GHz×8(8.0-cores). Comparing CPU performance, the "Galaxy S8 SC-02J docomo 64GB" has considerably higher specs than the "vivo X9s (2017) 64GB". In terms of being able to comfortably play games and run apps smoothly, the "Galaxy S8 SC-02J docomo 64GB" is superior to the "vivo X9s (2017) 64GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Galaxy S8 SC-02J docomo 64GB" over the "vivo X9s (2017) 64GB".

ScoreCPU specs
vivo X9s (2017) 64GB74/1001.8GHz+1.2GHz×8(8.0-cores)
Galaxy S8 SC-02J docomo 64GB88/1002.6GHz×8(8.0-cores)

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB" is 4.0GB and the weight of the "Galaxy S8 SC-02J docomo 64GB" is 4.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "vivo X9s (2017) 64GB" and the "Galaxy S8 SC-02J docomo 64GB". For that reason they have about the same level of multitasking performance and 3D game and VR smoothness. That's why it is better to make a comparison in terms of other aspects of performance and functionality.

ScoreRAM size
vivo X9s (2017) 64GB70/1004.0GB
Galaxy S8 SC-02J docomo 64GB70/1004.0GB

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB" is 64.0GB. Also the "Galaxy S8 SC-02J docomo 64GB" is 64.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB". 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 X9s (2017) 64GB67/10064.0GB
Galaxy S8 SC-02J docomo 64GB67/10064.0GB

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB" 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 X9s (2017) 64GB" has a 16.0MP main camera. Also, "Galaxy S8 SC-02J docomo 64GB" has a 12.2MP main camera. Comparing rear camera performance, the "vivo X9s (2017) 64GB" has a higher pixel count than the "Galaxy S8 SC-02J docomo 64GB", with a roughly 3.8MP difference. As a result, the "vivo X9s (2017) 64GB" is better able to take high quality landscape pictures than the "Galaxy S8 SC-02J docomo 64GB", and the pictures will look cleaner when printed. Therefore, we recommend the "vivo X9s (2017) 64GB".

ScoreRear-camera resolution
vivo X9s (2017) 64GB68/10016.0MP
Galaxy S8 SC-02J docomo 64GB59/10012.2MP

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", 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 X9s (2017) 64GB" has an 20.0MP front camera and "Galaxy S8 SC-02J docomo 64GB" has an 8.0MP front camera. Comparing rear camera performance, the front camera of the "vivo X9s (2017) 64GB" has a much higher pixel count compared to the "Galaxy S8 SC-02J docomo 64GB", with a roughly 12MP difference. As a result, the "vivo X9s (2017) 64GB" is more suited than the "Galaxy S8 SC-02J docomo 64GB" 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 "vivo X9s (2017) 64GB" over the "Galaxy S8 SC-02J docomo 64GB".

ScoreFront-camera resolution
vivo X9s (2017) 64GB81/10020.0MP
Galaxy S8 SC-02J docomo 64GB58/1008.0MP

"vivo X9s (2017) 64GB" and "Galaxy S8 SC-02J docomo 64GB", performance comparison by specification sheet

vivo X9s (2017) 64GBGalaxy S8 SC-02J docomo 64GB
Imagevivo X9s (2017) 64GBGalaxy S8 SC-02J docomo 64GB
Makervivo
Release date2017-072017-06-08
ColorGold/Rose Gold/BlackCoral Blue
OSAndroidAndroid
Dimensions (width x height x thickness)74.0mm x 152.6mm x 7.0mm68.0mm x 149.0mm x 8.2mm
Weight154.0g150.0g
Display size5.5inch5.8inch
Display typeAMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 19201440 x 2960
Pixel density400ppi567ppi
Battery capacity3320.0mAh3000.0mAh
ChipsetQualcomm MSM8976 Snapdragon 652Snapdragon 835 MSM8998
CPU specs1.8GHz+1.2GHz×8(8.0-cores)2.6GHz×8(8.0-cores)
RAM size4.0GB4.0GB
Storage size64.0GB64.0GB
Rear-camera resolution16.0MP12.2MP
Front-camera resolution20.0MP8.0MP

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