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Which should you buy, the vivo U3 (2019) 64GB or OnePlus 6 (2018) 256GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2019-10-20 18:37:07, Updated date: 2021-10-20 17:43:25

vivo U3 (2019) 64GBOnePlus 6 (2018) 256GB
vivo U3 (2019) 64GBOnePlus 6 (2018) 256GB

Are you having trouble comparing the differences in features and performance of the "vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", or unsure about their differences in ease-of-use, and wondering which to buy? We did a deep-dive comparison of the features, specs, and capabilities of these two smartphone, and provided our rating of which one was a better buy.

vivo U3 (2019) 64GBOnePlus 6 (2018) 256GB
vivo U3 (2019) 64GB

OnePlus 6 (2018) 256GB

General rating:

69.6/100

(The 3468th of all smartphones)

77.7/100

(The 3111th of all smartphones)

Holding comfort
58/100
62/100
Weight
53/100
59/100
Screen size
90/100
90/100
Display quality
83/100
84/100
Battery life
83/100
69/100
Processing power
89/100
94/100
Memory capacity
90/100
93/100
Storage capacity
67/100
91/100
Rear camera performance
68/100
78/100
Front camera performance
75/100
75/100

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", performance comparison

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB" 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 U3 (2019) 64GB" has a width of 76.5mm, a length of 162.2mm, and a thickness of 8.9mm. Also, the "OnePlus 6 (2018) 256GB" has a width of 75.4mm, a length of 155.7mm, and a thickness of 7.8mm.

Comparing the width and thickness of the body, there isn't much difference between the "vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB" 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 "vivo U3 (2019) 64GB" and the "OnePlus 6 (2018) 256GB". 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 "vivo U3 (2019) 64GB" and the "OnePlus 6 (2018) 256GB". 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)
vivo U3 (2019) 64GB58/10076.5mm x 162.2mm x 8.9mm
OnePlus 6 (2018) 256GB62/10075.4mm x 155.7mm x 7.8mm

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" is about 193.0g, and the weight of the "OnePlus 6 (2018) 256GB" is about 177.0g. Comparing the weight of the two devices, the "OnePlus 6 (2018) 256GB" is a lighter smart phone than the "vivo U3 (2019) 64GB", with a difference of about 16g. For that reason the "OnePlus 6 (2018) 256GB" is a smart phone that is less likely than the "vivo U3 (2019) 64GB"to put a burden on your fingers and wrist when used for an extended period. That's why we recommend the "OnePlus 6 (2018) 256GB" over the "vivo U3 (2019) 64GB".

ScoreWeight
vivo U3 (2019) 64GB53/100193.0g
OnePlus 6 (2018) 256GB59/100177.0g

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" has a 6.53inch display. Also, the "OnePlus 6 (2018) 256GB" has a 6.28inch display. Comparing the screen size, there is a negligible difference in screen size between the "vivo U3 (2019) 64GB" and the "OnePlus 6 (2018) 256GB". 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 U3 (2019) 64GB90/1006.53inch
OnePlus 6 (2018) 256GB90/1006.28inch

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" is 1080 x 2340, and pixel density is 394ppi. Also, the resolution on the "OnePlus 6 (2018) 256GB" is 1080 x 2280, and pixel density is 401ppi. Comparing the pixel count, the difference in pixel density between the "vivo U3 (2019) 64GB" and the "OnePlus 6 (2018) 256GB" 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 U3 (2019) 64GB83/100394ppi
OnePlus 6 (2018) 256GB84/100401ppi

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" is 5000.0mAh, and the "OnePlus 6 (2018) 256GB" is 3300.0mAh. Regarding battery capacity, the "vivo U3 (2019) 64GB" has greater battery capacity than the "OnePlus 6 (2018) 256GB", with a 1700mAh difference. Since the "vivo U3 (2019) 64GB" can be used for longer periods without recharging than the "OnePlus 6 (2018) 256GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "vivo U3 (2019) 64GB" over the "OnePlus 6 (2018) 256GB".

ScoreBattery capacity
vivo U3 (2019) 64GB83/1005000.0mAh
OnePlus 6 (2018) 256GB69/1003300.0mAh

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB"'s CPU is a Qualcomm SDM675 Snapdragon 675, with performance measured at 2.0GHz+1.7GHz×8(8.0-cores). Also, the "OnePlus 6 (2018) 256GB"'s CPU is a Qualcomm SDM845 Snapdragon 845, with performance measured at 2.8GHz+1.7GHz×8(8.0-cores). Comparing CPU performance, the "OnePlus 6 (2018) 256GB" has higher specs compared to the "vivo U3 (2019) 64GB". For that reason, the "OnePlus 6 (2018) 256GB" allows for more comfortable use of apps, and games that run more smoothly. That's why we recommend the "OnePlus 6 (2018) 256GB" over the "vivo U3 (2019) 64GB".

ScoreCPU specs
vivo U3 (2019) 64GB89/1002.0GHz+1.7GHz×8(8.0-cores)
OnePlus 6 (2018) 256GB94/1002.8GHz+1.7GHz×8(8.0-cores)

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" is 6.0GB and the weight of the "OnePlus 6 (2018) 256GB" is 8.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "vivo U3 (2019) 64GB" and the "OnePlus 6 (2018) 256GB". 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 U3 (2019) 64GB90/1006.0GB
OnePlus 6 (2018) 256GB93/1008.0GB

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" is 64.0GB. Also the "OnePlus 6 (2018) 256GB" is 256.0GB. Regarding storage capacity, the "OnePlus 6 (2018) 256GB" has a much larger data storage capacity compared to the "vivo U3 (2019) 64GB", with a roughly 192GB difference. In terms of the number of pictures you can save and the applications that you can install, the "OnePlus 6 (2018) 256GB" is superior to the "vivo U3 (2019) 64GB". If you are looking for a smartphone that can save more data, we recommend the "OnePlus 6 (2018) 256GB" over the "vivo U3 (2019) 64GB".

ScoreStorage size
vivo U3 (2019) 64GB67/10064.0GB
OnePlus 6 (2018) 256GB91/100256.0GB

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB" 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 U3 (2019) 64GB" has a 16.0MP main camera. Also, "OnePlus 6 (2018) 256GB" has a 20.0MP main camera. Comparing rear camera performance, the "OnePlus 6 (2018) 256GB" has a higher pixel count than the "vivo U3 (2019) 64GB", with a roughly 4MP difference. As a result, the "OnePlus 6 (2018) 256GB" is better able to take high quality landscape pictures than the "vivo U3 (2019) 64GB", and the pictures will look cleaner when printed. Therefore, we recommend the "OnePlus 6 (2018) 256GB".

ScoreRear-camera resolution
vivo U3 (2019) 64GB68/10016.0MP
OnePlus 6 (2018) 256GB78/10020.0MP

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", 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 U3 (2019) 64GB" has an 16.0MP front camera and "OnePlus 6 (2018) 256GB" has an 16.0MP front camera. Comparing rear camera performance, the "vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB" 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
vivo U3 (2019) 64GB75/10016.0MP
OnePlus 6 (2018) 256GB75/10016.0MP

"vivo U3 (2019) 64GB" and "OnePlus 6 (2018) 256GB", performance comparison by specification sheet

vivo U3 (2019) 64GBOnePlus 6 (2018) 256GB
Imagevivo U3 (2019) 64GBOnePlus 6 (2018) 256GB
MakervivoOnePlus
Release date2019-10-312018-05
ColorBlack/Blue/GreenMidnight Black/Mirror Black/Silk White/Amber Red
OSAndroidAndroid
Dimensions (width x height x thickness)76.5mm x 162.2mm x 8.9mm75.4mm x 155.7mm x 7.8mm
Weight193.0g177.0g
Display size6.53inch6.28inch
Display typeIPS LCDOptic AMOLED
Screen resolution (width x height)1080 x 23401080 x 2280
Pixel density394ppi401ppi
Battery capacity5000.0mAh3300.0mAh
ChipsetQualcomm SDM675 Snapdragon 675Qualcomm SDM845 Snapdragon 845
CPU specs2.0GHz+1.7GHz×8(8.0-cores)2.8GHz+1.7GHz×8(8.0-cores)
RAM size6.0GB8.0GB
Storage size64.0GB256.0GB
Rear-camera resolution16.0MP20.0MP
Front-camera resolution16.0MP16.0MP

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