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Which is better, vivo NEX 3 5G 256GB or Oppo A7x (2018) 128GB? We compared their features and specs in detail

Created date: 2019-09-17 04:31:05, Updated date: 2021-10-20 14:13:31

vivo NEX 3 5G 256GBOppo A7x (2018) 128GB
vivo NEX 3 5G 256GBOppo A7x (2018) 128GB

Are you having trouble comparing the differences in features and performance of the "vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GBOppo A7x (2018) 128GB
vivo NEX 3 5G 256GB

Oppo A7x (2018) 128GB

General rating:
Holding comfortrating-image2.9
76.1mm x 167.4mm x 9.4mm
rating-image3.2
74.0mm x 156.7mm x 8.0mm
Weightrating-image2.4
218.5g
rating-image3.1
169.0g
Screen sizerating-image4.6
6.89inch
rating-image4.5
6.3inch
Display qualityrating-image3.8
363ppi
rating-image4.3
409ppi
Battery liferating-image4.1
4500.0mAh
rating-image3.6
3500.0mAh
Processing powerrating-image4.9
2.96GHz+2.42GHz+1.8GHz×8(8.0-cores)
rating-image4.3
2.0GHz+2.0GHz×8(8.0-cores)
Memory capacityrating-image5.0
12.0GB
rating-image3.5
4.0GB
Storage capacityrating-image4.6
256.0GB
rating-image4.5
128.0GB
Rear camera performancerating-image5.0
64.0MP
rating-image3.4
16.0MP
Front camera performancerating-image3.8
16.0MP
rating-image3.8
16.0MP

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", performance comparison

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB" 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 NEX 3 5G 256GB" has a width of 76.1mm, a length of 167.4mm, and a thickness of 9.4mm. Also, the "Oppo A7x (2018) 128GB" has a width of 74.0mm, a length of 156.7mm, and a thickness of 8.0mm.

Comparing the width and thickness of the body, the "Oppo A7x (2018) 128GB" is smaller and more compact compared to the "vivo NEX 3 5G 256GB". For that reason, the "Oppo A7x (2018) 128GB" is easier to grip firmly and carry one-handed than the "vivo NEX 3 5G 256GB". For that reason, we recommend the "Oppo A7x (2018) 128GB".

Comparing the width and thickness of the body, there isn't a large difference in size between the "vivo NEX 3 5G 256GB" and the "Oppo A7x (2018) 128GB". 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 "Oppo A7x (2018) 128GB" has a large size compared to the "vivo NEX 3 5G 256GB". For that reason the "Oppo A7x (2018) 128GB" is a size that is easier to use in one hand and comfortably carry than the "vivo NEX 3 5G 256GB". That's why we recommend the "Oppo A7x (2018) 128GB".

ScoreDimensions (width x height x thickness)
vivo NEX 3 5G 256GB58/10076.1mm x 167.4mm x 9.4mm
Oppo A7x (2018) 128GB64/10074.0mm x 156.7mm x 8.0mm

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" is about 218.5g, and the weight of the "Oppo A7x (2018) 128GB" is about 169.0g. Comparing the weight of the two devices, the "Oppo A7x (2018) 128GB" is a considerably lighter smart phone than the "vivo NEX 3 5G 256GB", and there is a difference of about 49.5g. In terms of the burden placed upon your fingers and wrist, the "Oppo A7x (2018) 128GB" is superior to the "vivo NEX 3 5G 256GB". 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 "Oppo A7x (2018) 128GB" over the "vivo NEX 3 5G 256GB".

ScoreWeight
vivo NEX 3 5G 256GB47/100218.5g
Oppo A7x (2018) 128GB62/100169.0g

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" has a 6.89inch display. Also, the "Oppo A7x (2018) 128GB" has a 6.3inch display. Comparing the screen size, there is a negligible difference in screen size between the "vivo NEX 3 5G 256GB" and the "Oppo A7x (2018) 128GB". 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 NEX 3 5G 256GB91/1006.89inch
Oppo A7x (2018) 128GB90/1006.3inch

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" is 1080 x 2256, and pixel density is 363ppi. Also, the resolution on the "Oppo A7x (2018) 128GB" is 1080 x 2340, and pixel density is 409ppi. Comparing the pixel count, the "Oppo A7x (2018) 128GB" has a higher pixel density than the "vivo NEX 3 5G 256GB", with a difference of roughly 46ppi. As a result, images and videos on the "Oppo A7x (2018) 128GB" have better picture quality than on the "vivo NEX 3 5G 256GB", and the former is also easier on the eyes. Therefore, we recommend the "Oppo A7x (2018) 128GB".

ScorePixel density
vivo NEX 3 5G 256GB76/100363ppi
Oppo A7x (2018) 128GB85/100409ppi

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" is 4500.0mAh, and the "Oppo A7x (2018) 128GB" is 3500.0mAh. Regarding battery capacity, the "vivo NEX 3 5G 256GB" has greater battery capacity than the "Oppo A7x (2018) 128GB", with a 1000mAh difference. If battery is a priority, then the "vivo NEX 3 5G 256GB" is recommended over the "Oppo A7x (2018) 128GB".

ScoreBattery capacity
vivo NEX 3 5G 256GB81/1004500.0mAh
Oppo A7x (2018) 128GB72/1003500.0mAh

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB"'s CPU is a Qualcomm SM8150 Snapdragon 855+, with performance measured at 2.96GHz+2.42GHz+1.8GHz×8(8.0-cores). Also, the "Oppo A7x (2018) 128GB"'s CPU is a Mediatek MT6771 Helio P60, with performance measured at 2.0GHz+2.0GHz×8(8.0-cores). Comparing CPU performance, the "vivo NEX 3 5G 256GB" has considerably higher specs than the "Oppo A7x (2018) 128GB". In terms of being able to comfortably play games and run apps smoothly, the "vivo NEX 3 5G 256GB" is superior to the "Oppo A7x (2018) 128GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "vivo NEX 3 5G 256GB" over the "Oppo A7x (2018) 128GB".

ScoreCPU specs
vivo NEX 3 5G 256GB98/1002.96GHz+2.42GHz+1.8GHz×8(8.0-cores)
Oppo A7x (2018) 128GB85/1002.0GHz+2.0GHz×8(8.0-cores)

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" is 12.0GB and the weight of the "Oppo A7x (2018) 128GB" is 4.0GB. Comparing the devices in terms of RAM, the "vivo NEX 3 5G 256GB" has a significantly larger amount of RAM than the "Oppo A7x (2018) 128GB", with a difference of about 8GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "vivo NEX 3 5G 256GB" is superior to the "Oppo A7x (2018) 128GB". 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 "vivo NEX 3 5G 256GB" over the "Oppo A7x (2018) 128GB".

ScoreRAM size
vivo NEX 3 5G 256GB99/10012.0GB
Oppo A7x (2018) 128GB70/1004.0GB

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" is 256.0GB. Also the "Oppo A7x (2018) 128GB" is 128.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB". 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 NEX 3 5G 256GB91/100256.0GB
Oppo A7x (2018) 128GB90/100128.0GB

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB" 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 NEX 3 5G 256GB" has a 64.0MP main camera. Also, "Oppo A7x (2018) 128GB" has a 16.0MP main camera. Comparing rear camera performance, the "vivo NEX 3 5G 256GB" has a much higher pixel count compared to the "Oppo A7x (2018) 128GB", with a roughly 48MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "vivo NEX 3 5G 256GB" is superior to the "Oppo A7x (2018) 128GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "vivo NEX 3 5G 256GB" over the "Oppo A7x (2018) 128GB".

ScoreRear-camera resolution
vivo NEX 3 5G 256GB100/10064.0MP
Oppo A7x (2018) 128GB68/10016.0MP

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", 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 NEX 3 5G 256GB" has an 16.0MP front camera and "Oppo A7x (2018) 128GB" has an 16.0MP front camera. Comparing rear camera performance, the "vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB" 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 NEX 3 5G 256GB75/10016.0MP
Oppo A7x (2018) 128GB75/10016.0MP

"vivo NEX 3 5G 256GB" and "Oppo A7x (2018) 128GB", performance comparison by specification sheet

vivo NEX 3 5G 256GBOppo A7x (2018) 128GB
Imagevivo NEX 3 5G 256GBOppo A7x (2018) 128GB
MakervivoOppo
Release date2019-092018-09
ColorBlack/BlueStarry Purple/Ice Flame Blue
OSAndroidAndroid
Dimensions (width x height x thickness)76.1mm x 167.4mm x 9.4mm74.0mm x 156.7mm x 8.0mm
Weight218.5g169.0g
Display size6.89inch6.3inch
Display typeSuper AMOLEDLTPS IPS LCD
Screen resolution (width x height)1080 x 22561080 x 2340
Pixel density363ppi409ppi
Battery capacity4500.0mAh3500.0mAh
ChipsetQualcomm SM8150 Snapdragon 855+Mediatek MT6771 Helio P60
CPU specs2.96GHz+2.42GHz+1.8GHz×8(8.0-cores)2.0GHz+2.0GHz×8(8.0-cores)
RAM size12.0GB4.0GB
Storage size256.0GB128.0GB
Rear-camera resolution64.0MP16.0MP
Front-camera resolution16.0MP16.0MP

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