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Sony Xperia 1 II 256GB vs vivo Y51 (2015) 16GB: Full Comparison!

Created date: 2020-02-23 18:55:55, Updated date: 2021-10-20 17:28:51

Sony Xperia 1 II 256GBvivo Y51 (2015) 16GB
Sony Xperia 1 II 256GBvivo Y51 (2015) 16GB

Here's our thorough comparison of the difference in performance and function between the "Sony Xperia 1 II 256GB" and "vivo Y51 (2015) 16GB". Which one should you buy? We'll compare and explain what differs between the "Sony Xperia 1 II 256GB" and "vivo Y51 (2015) 16GB" in a way that even people who aren't used to choosing between two similar products can understand.

Sony Xperia 1 II 256GBvivo Y51 (2015) 16GB
Sony Xperia 1 II 256GB

vivo Y51 (2015) 16GB

General rating:

76.1/100

(The 3192th of all smartphones)

46/100

(The 1609th of all smartphones)

Holding comfort
70/100
69/100
Weight
57/100
67/100
Screen size
90/100
74/100
Display quality
91/100
36/100
Battery life
80/100
55/100
Processing power
96/100
33/100
Memory capacity
93/100
50/100
Storage capacity
91/100
50/100
Rear camera performance
59/100
50/100
Front camera performance
58/100
50/100

"Sony Xperia 1 II 256GB" and "vivo Y51 (2015) 16GB", performance comparison

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" has a width of 71.1mm, a length of 165.1mm, and a thickness of 7.6mm. Also, the "vivo Y51 (2015) 16GB" has a width of 71.7mm, a length of 143.8mm, and a thickness of 7.5mm.

Comparing the width and thickness of the body, there isn't much difference between the "Sony Xperia 1 II 256GB" and "vivo Y51 (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, the "vivo Y51 (2015) 16GB" is a more compact size than the "Sony Xperia 1 II 256GB". For that reason the "vivo Y51 (2015) 16GB" 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 (2015) 16GB".

Comparing the overall size of the two devices, there isn't a big difference in size between the "Sony Xperia 1 II 256GB" and the "vivo Y51 (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)
Sony Xperia 1 II 256GB70/10071.1mm x 165.1mm x 7.6mm
vivo Y51 (2015) 16GB69/10071.7mm x 143.8mm x 7.5mm

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" is about 181.4g, and the weight of the "vivo Y51 (2015) 16GB" is about 157.0g. Comparing the weight of the two devices, the "vivo Y51 (2015) 16GB" is a lighter smart phone than the "Sony Xperia 1 II 256GB", with a difference of about 24.4g. For that reason the "vivo Y51 (2015) 16GB" is a smart phone that is less likely than the "Sony Xperia 1 II 256GB"to put a burden on your fingers and wrist when used for an extended period. That's why we recommend the "vivo Y51 (2015) 16GB" over the "Sony Xperia 1 II 256GB".

ScoreWeight
Sony Xperia 1 II 256GB57/100181.4g
vivo Y51 (2015) 16GB67/100157.0g

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" has a 6.5inch display. Also, the "vivo Y51 (2015) 16GB" has a 5.0inch display. Comparing the screen size, the "Sony Xperia 1 II 256GB" has a considerably larger screen than the "vivo Y51 (2015) 16GB", with a difference of approximately 1.5inch. The "Sony Xperia 1 II 256GB" is superior to the "vivo Y51 (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 "Sony Xperia 1 II 256GB" 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 "Sony Xperia 1 II 256GB" over the "vivo Y51 (2015) 16GB".

ScoreDisplay size
Sony Xperia 1 II 256GB90/1006.5inch
vivo Y51 (2015) 16GB74/1005.0inch

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" is 1644 x 3840, and pixel density is 642ppi. Also, the resolution on the "vivo Y51 (2015) 16GB" is 540 x 960, and pixel density is 220ppi. Comparing the pixel count, the "Sony Xperia 1 II 256GB" has much higher pixel density than the "vivo Y51 (2015) 16GB", with a difference of roughly 422ppi. In terms of having better picture quality and exerting less strain on the eyes, the "Sony Xperia 1 II 256GB" is superior to the "vivo Y51 (2015) 16GB". If you are looking for a smartphone that is easy on the eyes, displaying texts and pictures clearly without any blurring, we recommend the "Sony Xperia 1 II 256GB" over the "vivo Y51 (2015) 16GB".

ScorePixel density
Sony Xperia 1 II 256GB91/100642ppi
vivo Y51 (2015) 16GB36/100220ppi

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" is 4000.0mAh, and the "vivo Y51 (2015) 16GB" is 2350.0mAh. Regarding battery capacity, the "Sony Xperia 1 II 256GB" has greater battery capacity than the "vivo Y51 (2015) 16GB", with a 1650mAh difference. Since the "Sony Xperia 1 II 256GB" can be used for longer periods without recharging than the "vivo Y51 (2015) 16GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "Sony Xperia 1 II 256GB" over the "vivo Y51 (2015) 16GB".

ScoreBattery capacity
Sony Xperia 1 II 256GB80/1004000.0mAh
vivo Y51 (2015) 16GB55/1002350.0mAh

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB"'s CPU is a Qualcomm SM8250 Snapdragon 865, with performance measured at 2.84GHz+2.42GHz+1.8GHz×8(8.0-cores). Also, the "vivo Y51 (2015) 16GB"'s CPU is a Qualcomm MSM8916 Snapdragon 410, with performance measured at 1.2GHz×4(4.0-cores). Comparing CPU performance, the "Sony Xperia 1 II 256GB" has considerably higher specs than the "vivo Y51 (2015) 16GB". In terms of being able to comfortably play games and run apps smoothly, the "Sony Xperia 1 II 256GB" is superior to the "vivo Y51 (2015) 16GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Sony Xperia 1 II 256GB" over the "vivo Y51 (2015) 16GB".

ScoreCPU specs
Sony Xperia 1 II 256GB96/1002.84GHz+2.42GHz+1.8GHz×8(8.0-cores)
vivo Y51 (2015) 16GB33/1001.2GHz×4(4.0-cores)

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" is 8.0GB and the weight of the "vivo Y51 (2015) 16GB" is 2.0GB. Comparing the devices in terms of RAM, the "Sony Xperia 1 II 256GB" has a significantly larger amount of RAM than the "vivo Y51 (2015) 16GB", with a difference of about 6GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Sony Xperia 1 II 256GB" is superior to the "vivo Y51 (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 "Sony Xperia 1 II 256GB" over the "vivo Y51 (2015) 16GB".

ScoreRAM size
Sony Xperia 1 II 256GB93/1008.0GB
vivo Y51 (2015) 16GB50/1002.0GB

"Sony Xperia 1 II 256GB" and "vivo Y51 (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 "Sony Xperia 1 II 256GB" is 256.0GB. Also the "vivo Y51 (2015) 16GB" is 16.0GB. Regarding storage capacity, the "Sony Xperia 1 II 256GB" has a much larger data storage capacity compared to the "vivo Y51 (2015) 16GB", with a roughly 240GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Sony Xperia 1 II 256GB" is superior to the "vivo Y51 (2015) 16GB". If you are looking for a smartphone that can save more data, we recommend the "Sony Xperia 1 II 256GB" over the "vivo Y51 (2015) 16GB".

ScoreStorage size
Sony Xperia 1 II 256GB91/100256.0GB
vivo Y51 (2015) 16GB50/10016.0GB

"Sony Xperia 1 II 256GB" and "vivo Y51 (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.

"Sony Xperia 1 II 256GB" has a 12.0MP main camera. Also, "vivo Y51 (2015) 16GB" has a 8.0MP main camera. Comparing rear camera performance, the "Sony Xperia 1 II 256GB" has a higher pixel count than the "vivo Y51 (2015) 16GB", with a roughly 4MP difference. As a result, the "Sony Xperia 1 II 256GB" is better able to take high quality landscape pictures than the "vivo Y51 (2015) 16GB", and the pictures will look cleaner when printed. Therefore, we recommend the "Sony Xperia 1 II 256GB".

ScoreRear-camera resolution
Sony Xperia 1 II 256GB59/10012.0MP
vivo Y51 (2015) 16GB50/1008.0MP

"Sony Xperia 1 II 256GB" and "vivo Y51 (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.

"Sony Xperia 1 II 256GB" has an 8.0MP front camera and "vivo Y51 (2015) 16GB" has an 5.0MP front camera. Comparing rear camera performance, the front camera of the "Sony Xperia 1 II 256GB" has a higher pixel count than the "vivo Y51 (2015) 16GB", with a roughly 3MP difference. As a result, the "Sony Xperia 1 II 256GB" is better able to take high quality selfies than the "vivo Y51 (2015) 16GB", and the pictures will look cleaner when printed. Therefore, we recommend the "Sony Xperia 1 II 256GB".

ScoreFront-camera resolution
Sony Xperia 1 II 256GB58/1008.0MP
vivo Y51 (2015) 16GB50/1005.0MP

"Sony Xperia 1 II 256GB" and "vivo Y51 (2015) 16GB", performance comparison by specification sheet

Sony Xperia 1 II 256GBvivo Y51 (2015) 16GB
ImageSony Xperia 1 II 256GBvivo Y51 (2015) 16GB
MakerSonyvivo
Release date2020-02-242015-12
ColorBlack/PurpleWhite
OSAndroidAndroid
Dimensions (width x height x thickness)71.1mm x 165.1mm x 7.6mm71.7mm x 143.8mm x 7.5mm
Weight181.4g157.0g
Display size6.5inch5.0inch
Display typeOLEDIPS LCD
Screen resolution (width x height)1644 x 3840540 x 960
Pixel density642ppi220ppi
Battery capacity4000.0mAh2350.0mAh
ChipsetQualcomm SM8250 Snapdragon 865Qualcomm MSM8916 Snapdragon 410
CPU specs2.84GHz+2.42GHz+1.8GHz×8(8.0-cores)1.2GHz×4(4.0-cores)
RAM size8.0GB2.0GB
Storage size256.0GB16.0GB
Rear-camera resolution12.0MP8.0MP
Front-camera resolution8.0MP5.0MP

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