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Should you buy Oppo A31 (2020) 128GB or Realme 3 (2019) 64GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2020-02-13 21:03:47, Updated date: 2020-04-16 19:18:59

Oppo A31 (2020) 128GBRealme 3 (2019) 64GB
Oppo A31 (2020) 128GBRealme 3 (2019) 64GB

Here's our thorough comparison of the difference in performance and function between the "Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB". Which one should you buy? We'll compare and explain what differs between the "Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB" in a way that even people who aren't used to choosing between two similar products can understand.

Oppo A31 (2020) 128GBRealme 3 (2019) 64GB
Oppo A31 (2020) 128GB

Realme 3 (2019) 64GB

General rating:
Holding comfortrating-image3.1
61/100
rating-image3.1
61/100
Weightrating-image2.9
58/100
rating-image3.0
60/100
Screen sizerating-image4.5
90/100
rating-image4.5
90/100
Display qualityrating-image2.7
54/100
rating-image2.7
54/100
Battery liferating-image4.0
80/100
rating-image4.0
80/100
Processing powerrating-image4.4
88/100
rating-image4.3
85/100
Memory capacityrating-image3.5
70/100
rating-image3.5
70/100
Storage capacityrating-image4.5
90/100
rating-image3.4
67/100
Rear camera performancerating-image3.0
59/100
rating-image3.1
61/100
Front camera performancerating-image2.9
58/100
rating-image3.6
71/100

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", performance comparison

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB" 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 "Realme 3 (2019) 64GB" has a width of 75.6mm, a length of 156.1mm, and a thickness of 8.3mm.

Comparing the width and thickness of the body, there isn't much difference between the "Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB" 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 "Realme 3 (2019) 64GB". 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 "Realme 3 (2019) 64GB". 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
Realme 3 (2019) 64GB61/10075.6mm x 156.1mm x 8.3mm

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" is about 175.0g. Comparing the weight of the two devices, there isn't much difference in weight between the "Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB". 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
Realme 3 (2019) 64GB60/100175.0g

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" has a 6.22inch display. Comparing the screen size, there is a negligible difference in screen size between the "Oppo A31 (2020) 128GB" and the "Realme 3 (2019) 64GB". 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
Oppo A31 (2020) 128GB90/1006.5inch
Realme 3 (2019) 64GB90/1006.22inch

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" is 720 x 1520, and pixel density is 270ppi. Comparing the pixel count, the difference in pixel density between the "Oppo A31 (2020) 128GB" and the "Realme 3 (2019) 64GB" 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
Oppo A31 (2020) 128GB54/100269ppi
Realme 3 (2019) 64GB54/100270ppi

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" is 4230.0mAh. Regarding battery capacity, there is a negligible difference in battery capacity between the "Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB". Since both have roughly equal battery life, you are better off comparing them based on other aspects of performance and functionality.

ScoreBattery capacity
Oppo A31 (2020) 128GB80/1004230.0mAh
Realme 3 (2019) 64GB80/1004230.0mAh

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB"'s CPU is a Mediatek MT6771 Helio P60 ,Mediatek Helio P70, with performance measured at 2.0GHz+2.0GHz×8(8.0-cores). Comparing CPU performance, there is almost no difference in the specs of the "Oppo A31 (2020) 128GB" and the "Realme 3 (2019) 64GB". For that reason the level of smoothness felt when using apps and comfortable handling of games is about the same. For that reason it is better to compare them in terms of other aspects of performance and functionality.

ScoreCPU specs
Oppo A31 (2020) 128GB88/1002.3GHz+1.8GHz×8(8.0-cores)
Realme 3 (2019) 64GB85/1002.0GHz+2.0GHz×8(8.0-cores)

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" is 4.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "Oppo A31 (2020) 128GB" and the "Realme 3 (2019) 64GB". 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
Oppo A31 (2020) 128GB70/1004.0GB
Realme 3 (2019) 64GB70/1004.0GB

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" is 64.0GB. Regarding storage capacity, the "Oppo A31 (2020) 128GB" has a much larger data storage capacity compared to the "Realme 3 (2019) 64GB", with a roughly 64GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Oppo A31 (2020) 128GB" is superior to the "Realme 3 (2019) 64GB". If you are looking for a smartphone that can save more data, we recommend the "Oppo A31 (2020) 128GB" over the "Realme 3 (2019) 64GB".

ScoreStorage size
Oppo A31 (2020) 128GB90/100128.0GB
Realme 3 (2019) 64GB67/10064.0GB

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB" 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, "Realme 3 (2019) 64GB" has a 13.0MP main camera. Comparing rear camera performance, the "Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB" 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
Realme 3 (2019) 64GB61/10013.0MP

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", 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 "Realme 3 (2019) 64GB" has an 13.0MP front camera. Comparing rear camera performance, the front camera of the "Realme 3 (2019) 64GB" has a much higher pixel count compared to the "Oppo A31 (2020) 128GB", with a roughly 5MP difference. As a result, the "Realme 3 (2019) 64GB" is more suited than the "Oppo A31 (2020) 128GB" 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 "Realme 3 (2019) 64GB" over the "Oppo A31 (2020) 128GB".

ScoreFront-camera resolution
Oppo A31 (2020) 128GB58/1008.0MP
Realme 3 (2019) 64GB71/10013.0MP

"Oppo A31 (2020) 128GB" and "Realme 3 (2019) 64GB", performance comparison by specification sheet

Oppo A31 (2020) 128GBRealme 3 (2019) 64GB
ImageOppo A31 (2020) 128GBRealme 3 (2019) 64GB
MakerOppoRealme
Release date2020-02-142019-03
ColorFantasy White/Mystery BlackBlack/Dynamic Black/Radiant Blue/Diamond Red
OSAndroidAndroid
Dimensions (width x height x thickness)75.5mm x 163.9mm x 8.3mm75.6mm x 156.1mm x 8.3mm
Weight180.0g175.0g
Display size6.5inch6.22inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)720 x 1600720 x 1520
Pixel density269ppi270ppi
Battery capacity4230.0mAh4230.0mAh
ChipsetMediatek MT6765V/CB Helio P35Mediatek MT6771 Helio P60 ,Mediatek Helio P70
CPU specs2.3GHz+1.8GHz×8(8.0-cores)2.0GHz+2.0GHz×8(8.0-cores)
RAM size4.0GB4.0GB
Storage size128.0GB64.0GB
Rear-camera resolution12.0MP13.0MP
Front-camera resolution8.0MP13.0MP

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