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Should you buy Oppo A31 (2020) 128GB or iPhone 7 Plus 256GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2020-02-13 21:02:54, Updated date: 2021-10-20 17:44:28

Oppo A31 (2020) 128GBiPhone 7 Plus 256GB
Oppo A31 (2020) 128GBiPhone 7 Plus 256GB

Are you having trouble comparing the differences in features and performance of the "Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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.

Oppo A31 (2020) 128GBiPhone 7 Plus 256GB
Oppo A31 (2020) 128GB

iPhone 7 Plus 256GB

General rating:
Holding comfortrating-image3.1
61/100
rating-image2.9
58/100
Weightrating-image2.9
58/100
rating-image2.8
55/100
Screen sizerating-image4.5
90/100
rating-image4.1
82/100
Display qualityrating-image2.7
54/100
rating-image4.3
85/100
Battery liferating-image4.0
80/100
rating-image3.2
63/100
Processing powerrating-image4.4
88/100
rating-image2.9
58/100
Memory capacityrating-image3.5
70/100
rating-image3.0
60/100
Storage capacityrating-image4.5
90/100
rating-image4.6
91/100
Rear camera performancerating-image3.0
59/100
rating-image3.0
59/100
Front camera performancerating-image2.9
58/100
rating-image2.8
55/100

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 256GB", performance comparison

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" has a width of 75.5mm, a length of 163.9mm, and a thickness of 8.3mm. Also, the "iPhone 7 Plus 256GB" has a width of 77.9mm, a length of 158.2mm, and a thickness of 7.3mm.

Comparing the width and thickness of the body, there isn't much difference between the "Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" and the "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" and the "iPhone 7 Plus 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)
Oppo A31 (2020) 128GB61/10075.5mm x 163.9mm x 8.3mm
iPhone 7 Plus 256GB58/10077.9mm x 158.2mm x 7.3mm

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" is about 180.0g, and the weight of the "iPhone 7 Plus 256GB" is about 188.0g. Comparing the weight of the two devices, there isn't much difference in weight between the "Oppo A31 (2020) 128GB" and "iPhone 7 Plus 256GB". 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
Oppo A31 (2020) 128GB58/100180.0g
iPhone 7 Plus 256GB55/100188.0g

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" has a 6.5inch display. Also, the "iPhone 7 Plus 256GB" has a 5.5inch display. Comparing the screen size, the "Oppo A31 (2020) 128GB" has a larger screen compared to the "iPhone 7 Plus 256GB", with a roughly 1inch difference. As a result, the user is less likely to mistap when using apps on the "Oppo A31 (2020) 128GB" than on the "iPhone 7 Plus 256GB", and is also able to enjoy videos and games on a larger screen. Therefore, we recommend the "Oppo A31 (2020) 128GB".

ScoreDisplay size
Oppo A31 (2020) 128GB90/1006.5inch
iPhone 7 Plus 256GB82/1005.5inch

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" is 720 x 1600, and pixel density is 269ppi. Also, the resolution on the "iPhone 7 Plus 256GB" is 1080 x 1920, and pixel density is 400ppi. Comparing the pixel count, the "iPhone 7 Plus 256GB" has much higher pixel density than the "Oppo A31 (2020) 128GB", with a difference of roughly 131ppi. In terms of having better picture quality and exerting less strain on the eyes, the "iPhone 7 Plus 256GB" is superior to the "Oppo A31 (2020) 128GB". If you are looking for a smartphone that is easy on the eyes, displaying texts and pictures clearly without any blurring, we recommend the "iPhone 7 Plus 256GB" over the "Oppo A31 (2020) 128GB".

ScorePixel density
Oppo A31 (2020) 128GB54/100269ppi
iPhone 7 Plus 256GB85/100400ppi

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" is 4230.0mAh, and the "iPhone 7 Plus 256GB" is 2900.0mAh. Regarding battery capacity, the "Oppo A31 (2020) 128GB" has greater battery capacity than the "iPhone 7 Plus 256GB", with a 1330mAh difference. Since the "Oppo A31 (2020) 128GB" can be used for longer periods without recharging than the "iPhone 7 Plus 256GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "Oppo A31 (2020) 128GB" over the "iPhone 7 Plus 256GB".

ScoreBattery capacity
Oppo A31 (2020) 128GB80/1004230.0mAh
iPhone 7 Plus 256GB63/1002900.0mAh

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB"'s CPU is a Mediatek MT6765V/CB Helio P35, with performance measured at 2.3GHz+1.8GHz×8(8.0-cores). Also, the "iPhone 7 Plus 256GB"'s CPU is a Apple A10 Fusion, with performance measured at 2.34GHz×4(4.0-cores). Comparing CPU performance, the "Oppo A31 (2020) 128GB" has considerably higher specs than the "iPhone 7 Plus 256GB". In terms of being able to comfortably play games and run apps smoothly, the "Oppo A31 (2020) 128GB" is superior to the "iPhone 7 Plus 256GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Oppo A31 (2020) 128GB" over the "iPhone 7 Plus 256GB".

ScoreCPU specs
Oppo A31 (2020) 128GB88/1002.3GHz+1.8GHz×8(8.0-cores)
iPhone 7 Plus 256GB58/1002.34GHz×4(4.0-cores)

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" is 4.0GB and the weight of the "iPhone 7 Plus 256GB" is 3.0GB. Comparing the devices in terms of RAM, the "Oppo A31 (2020) 128GB" has a significantly larger amount of RAM than the "iPhone 7 Plus 256GB", with a difference of about 1GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Oppo A31 (2020) 128GB" is superior to the "iPhone 7 Plus 256GB". 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 "Oppo A31 (2020) 128GB" over the "iPhone 7 Plus 256GB".

ScoreRAM size
Oppo A31 (2020) 128GB70/1004.0GB
iPhone 7 Plus 256GB60/1003.0GB

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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 "Oppo A31 (2020) 128GB" is 128.0GB. Also the "iPhone 7 Plus 256GB" is 256.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "Oppo A31 (2020) 128GB" and "iPhone 7 Plus 256GB". 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
Oppo A31 (2020) 128GB90/100128.0GB
iPhone 7 Plus 256GB91/100256.0GB

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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.

"Oppo A31 (2020) 128GB" has a 12.0MP main camera. Also, "iPhone 7 Plus 256GB" has a 12.0MP main camera. Comparing rear camera performance, the "Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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.

ScoreRear-camera resolution
Oppo A31 (2020) 128GB59/10012.0MP
iPhone 7 Plus 256GB59/10012.0MP

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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.

"Oppo A31 (2020) 128GB" has an 8.0MP front camera and "iPhone 7 Plus 256GB" has an 7.0MP front camera. Comparing rear camera performance, the "Oppo A31 (2020) 128GB" and "iPhone 7 Plus 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
Oppo A31 (2020) 128GB58/1008.0MP
iPhone 7 Plus 256GB55/1007.0MP

"Oppo A31 (2020) 128GB" and "iPhone 7 Plus 256GB", performance comparison by specification sheet

Oppo A31 (2020) 128GBiPhone 7 Plus 256GB
ImageOppo A31 (2020) 128GBiPhone 7 Plus 256GB
MakerOppoApple
Release date2020-02-142016-09-16
ColorFantasy White/Mystery BlackJet Black/Black/Silver/Gold/Rose Gold/Red
OSAndroidiOS
Dimensions (width x height x thickness)75.5mm x 163.9mm x 8.3mm77.9mm x 158.2mm x 7.3mm
Weight180.0g188.0g
Display size6.5inch5.5inch
Display typeIPS LCDRetina IPS LCD
Screen resolution (width x height)720 x 16001080 x 1920
Pixel density269ppi400ppi
Battery capacity4230.0mAh2900.0mAh
ChipsetMediatek MT6765V/CB Helio P35Apple A10 Fusion
CPU specs2.3GHz+1.8GHz×8(8.0-cores)2.34GHz×4(4.0-cores)
RAM size4.0GB3.0GB
Storage size128.0GB256.0GB
Rear-camera resolution12.0MP12.0MP
Front-camera resolution8.0MP7.0MP

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