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Galaxy A51 5G UW 128GB vs vivo X5Pro (2015) 16GB: Full Comparison!

Created date: 2020-08-13 19:54:40

Galaxy A51 5G UW 128GBvivo X5Pro (2015) 16GB
Galaxy A51 5G UW 128GBvivo X5Pro (2015) 16GB

Here's our thorough comparison of the difference in performance and function between the "Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB". Which one should you buy? We'll compare and explain what differs between the "Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB" in a way that even people who aren't used to choosing between two similar products can understand.

Galaxy A51 5G UW 128GBvivo X5Pro (2015) 16GB
Galaxy A51 5G UW 128GB

vivo X5Pro (2015) 16GB

General rating:

73.4/100

(The 4537th of all smartphones)

58.6/100

(The 2184th of all smartphones)

Holding comfort
64/100
68/100
Weight
54/100
69/100
Screen size
90/100
77/100
Display quality
84/100
85/100
Battery life
81/100
56/100
Processing power
91/100
53/100
Memory capacity
90/100
50/100
Storage capacity
90/100
50/100
Rear camera performance
97/100
61/100
Front camera performance
97/100
58/100

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", performance comparison

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB" 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 "Galaxy A51 5G UW 128GB" has a width of 73.4mm, a length of 158.8mm, and a thickness of 8.6mm. Also, the "vivo X5Pro (2015) 16GB" has a width of 73.5mm, a length of 147.9mm, and a thickness of 6.4mm.

Comparing the width and thickness of the body, there isn't much difference between the "Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB" in terms of size. For that reason, the ease of gripping and carrying the devices in one hand is about the same for both. Therefore it's better to compare them in terms of performance and functionality.

Comparing the width and thickness of the body, there isn't a large difference in size between the "Galaxy A51 5G UW 128GB" and the "vivo X5Pro (2015) 16GB". 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, there isn't a big difference in size between the "Galaxy A51 5G UW 128GB" and the "vivo X5Pro (2015) 16GB". For that reason the ease of carrying and use with one hand 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.

ScoreDimensions (width x height x thickness)
Galaxy A51 5G UW 128GB64/10073.4mm x 158.8mm x 8.6mm
vivo X5Pro (2015) 16GB68/10073.5mm x 147.9mm x 6.4mm

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB" is about 188.8g, and the weight of the "vivo X5Pro (2015) 16GB" is about 151.0g. Comparing the weight of the two devices, the "vivo X5Pro (2015) 16GB" is a considerably lighter smart phone than the "Galaxy A51 5G UW 128GB", and there is a difference of about 37.8g. In terms of the burden placed upon your fingers and wrist, the "vivo X5Pro (2015) 16GB" is superior to the "Galaxy A51 5G UW 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 "vivo X5Pro (2015) 16GB" over the "Galaxy A51 5G UW 128GB".

ScoreWeight
Galaxy A51 5G UW 128GB54/100188.8g
vivo X5Pro (2015) 16GB69/100151.0g

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB" has a 6.5inch display. Also, the "vivo X5Pro (2015) 16GB" has a 5.2inch display. Comparing the screen size, the "Galaxy A51 5G UW 128GB" has a considerably larger screen than the "vivo X5Pro (2015) 16GB", with a difference of approximately 1.2inch. The "Galaxy A51 5G UW 128GB" is superior to the "vivo X5Pro (2015) 16GB" in terms of its larger buttons and the intensity of the user's experience when playing games and watching videos. In addition, the larger screen on the "Galaxy A51 5G UW 128GB" has the benefit of being easier on the user's eyes. If you are looking for a smartphone that you are less likely to mistap, offers a more intense viewing and gaming experience, and decreases eyestrain, then we recommend the "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreDisplay size
Galaxy A51 5G UW 128GB90/1006.5inch
vivo X5Pro (2015) 16GB77/1005.2inch

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB" is 1080 x 2400, and pixel density is 404ppi. Also, the resolution on the "vivo X5Pro (2015) 16GB" is 1080 x 1920, and pixel density is 423ppi. Comparing the pixel count, the difference in pixel density between the "Galaxy A51 5G UW 128GB" and the "vivo X5Pro (2015) 16GB" 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
Galaxy A51 5G UW 128GB84/100404ppi
vivo X5Pro (2015) 16GB85/100423ppi

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB" is 4500.0mAh, and the "vivo X5Pro (2015) 16GB" is 2450.0mAh. Regarding battery capacity, the "Galaxy A51 5G UW 128GB" has greater battery capacity than the "vivo X5Pro (2015) 16GB", with a 2050mAh difference. Since the "Galaxy A51 5G UW 128GB" can be used for longer periods without recharging than the "vivo X5Pro (2015) 16GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreBattery capacity
Galaxy A51 5G UW 128GB81/1004500.0mAh
vivo X5Pro (2015) 16GB56/1002450.0mAh

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB"'s CPU is a Qualcomm SDM765 Snapdragon 765G, with performance measured at 2.4GHz+2.2GHz+1.8GHz×8(8.0-cores). Also, the "vivo X5Pro (2015) 16GB"'s CPU is a Qualcomm MSM8939 Snapdragon 615, with performance measured at 1.5GHz+1.1GHz×8(8.0-cores). Comparing CPU performance, the "Galaxy A51 5G UW 128GB" has considerably higher specs than the "vivo X5Pro (2015) 16GB". In terms of being able to comfortably play games and run apps smoothly, the "Galaxy A51 5G UW 128GB" is superior to the "vivo X5Pro (2015) 16GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreCPU specs
Galaxy A51 5G UW 128GB91/1002.4GHz+2.2GHz+1.8GHz×8(8.0-cores)
vivo X5Pro (2015) 16GB53/1001.5GHz+1.1GHz×8(8.0-cores)

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB" is 6.0GB and the weight of the "vivo X5Pro (2015) 16GB" is 2.0GB. Comparing the devices in terms of RAM, the "Galaxy A51 5G UW 128GB" has a significantly larger amount of RAM than the "vivo X5Pro (2015) 16GB", with a difference of about 4GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Galaxy A51 5G UW 128GB" is superior to the "vivo X5Pro (2015) 16GB". 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 "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreRAM size
Galaxy A51 5G UW 128GB90/1006.0GB
vivo X5Pro (2015) 16GB50/1002.0GB

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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 "Galaxy A51 5G UW 128GB" is 128.0GB. Also the "vivo X5Pro (2015) 16GB" is 16.0GB. Regarding storage capacity, the "Galaxy A51 5G UW 128GB" has a much larger data storage capacity compared to the "vivo X5Pro (2015) 16GB", with a roughly 112GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Galaxy A51 5G UW 128GB" is superior to the "vivo X5Pro (2015) 16GB". If you are looking for a smartphone that can save more data, we recommend the "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreStorage size
Galaxy A51 5G UW 128GB90/100128.0GB
vivo X5Pro (2015) 16GB50/10016.0GB

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB" 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.

"Galaxy A51 5G UW 128GB" has a 48.0MP main camera. Also, "vivo X5Pro (2015) 16GB" has a 13.0MP main camera. Comparing rear camera performance, the "Galaxy A51 5G UW 128GB" has a much higher pixel count compared to the "vivo X5Pro (2015) 16GB", with a roughly 35MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Galaxy A51 5G UW 128GB" is superior to the "vivo X5Pro (2015) 16GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreRear-camera resolution
Galaxy A51 5G UW 128GB97/10048.0MP
vivo X5Pro (2015) 16GB61/10013.0MP

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", 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.

"Galaxy A51 5G UW 128GB" has an 32.0MP front camera and "vivo X5Pro (2015) 16GB" has an 8.0MP front camera. Comparing rear camera performance, the front camera of the "Galaxy A51 5G UW 128GB" has a much higher pixel count compared to the "vivo X5Pro (2015) 16GB", with a roughly 24MP difference. As a result, the "Galaxy A51 5G UW 128GB" is more suited than the "vivo X5Pro (2015) 16GB" 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 "Galaxy A51 5G UW 128GB" over the "vivo X5Pro (2015) 16GB".

ScoreFront-camera resolution
Galaxy A51 5G UW 128GB97/10032.0MP
vivo X5Pro (2015) 16GB58/1008.0MP

"Galaxy A51 5G UW 128GB" and "vivo X5Pro (2015) 16GB", performance comparison by specification sheet

Galaxy A51 5G UW 128GBvivo X5Pro (2015) 16GB
ImageGalaxy A51 5G UW 128GBvivo X5Pro (2015) 16GB
MakerSamsungvivo
Release date2020-08-142015-06
ColorPrism Bricks BlueBlack/White
OSAndroidAndroid
Dimensions (width x height x thickness)73.4mm x 158.8mm x 8.6mm73.5mm x 147.9mm x 6.4mm
Weight188.8g151.0g
Display size6.5inch5.2inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 24001080 x 1920
Pixel density404ppi423ppi
Battery capacity4500.0mAh2450.0mAh
ChipsetQualcomm SDM765 Snapdragon 765GQualcomm MSM8939 Snapdragon 615
CPU specs2.4GHz+2.2GHz+1.8GHz×8(8.0-cores)1.5GHz+1.1GHz×8(8.0-cores)
RAM size6.0GB2.0GB
Storage size128.0GB16.0GB
Rear-camera resolution48.0MP13.0MP
Front-camera resolution32.0MP8.0MP

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