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Should you buy Oppo A8 (2019) 128GB or Galaxy J2 Core 16GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2019-12-19 15:38:37, Updated date: 2021-10-20 12:51:57

Oppo A8 (2019) 128GBGalaxy J2 Core 16GB
Oppo A8 (2019) 128GBGalaxy J2 Core 16GB

Are you having trouble comparing the differences in features and performance of the "Oppo A8 (2019) 128GB" and "Galaxy J2 Core 16GB", 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 A8 (2019) 128GBGalaxy J2 Core 16GB
Oppo A8 (2019) 128GB

Galaxy J2 Core 16GB

General rating:
Portabilityrating-image3.1
75.5mm x 163.9mm x 8.3mm
rating-image3.3
72.1mm x 143.4mm x 8.9mm
Weightrating-image2.9
180.0g
rating-image3.4
154.0g
Size of screenrating-image4.5
6.5inch
rating-image3.7
5.0inch
Screen clarityrating-image2.7
269ppi
rating-image1.8
220ppi
Battery durationrating-image4.0
4230.0mAh
rating-image3.0
2600.0mAh
Processing capabilityrating-image4.4
2.3GHz+1.8GHz×8(8.0-cores)
rating-image1
1.4GHz×4(4.0-cores)
Memory capacityrating-image3.5
4.0GB
rating-image1.0
1.0GB
Storage capacityrating-image4.5
128.0GB
rating-image2.5
16.0GB
Rear camera functionrating-image3.0
12.0MP
rating-image2.5
8.0MP
Front camera functionrating-image2.9
8.0MP
rating-image2.5
5.0MP

Compare Performance and Usability

Size comparison of "Oppo A8 (2019) 128GB" and "Galaxy J2 Core 16GB". Which one would you choose?

Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.

The "Oppo A8 (2019) 128GB" is 75.5mm wide, 163.9mm tall, and 8.3mm thick. The "Galaxy J2 Core 16GB" is 72.1mm tall, 143.4mm wide, and 8.9mm thick.

Comparing the width and thickness of the main unit, the "Galaxy J2 Core 16GB" is smaller and more compact compared to the "Oppo A8 (2019) 128GB". Therefore, it is easier to grip and hold the "Galaxy J2 Core 16GB" than the "Oppo A8 (2019) 128GB". For this reason, the "Galaxy J2 Core 16GB" is recommended.

Comparing the width and height of the main unit, the "Galaxy J2 Core 16GB" is smaller and more compact than the "Oppo A8 (2019) 128GB". As a result, the "Galaxy J2 Core 16GB" is easier to operate with one hand and it is more portable without getting in your way than the "Oppo A8 (2019) 128GB". Therefore, the "Galaxy J2 Core 16GB" is recommended.

Comparing the overall size of the main unit, the "Galaxy J2 Core 16GB" is smaller than the "Oppo A8 (2019) 128GB". As a result, it is easier to use the "Galaxy J2 Core 16GB" with one hand compared to the "Oppo A8 (2019) 128GB", and its size makes it more comfortable to carry around. For this reason, the "Galaxy J2 Core 16GB" is recommended.

ScoreDimensions (width x height x thickness)
Oppo A8 (2019) 128GB61/10075.5mm x 163.9mm x 8.3mm
Galaxy J2 Core 16GB66/10072.1mm x 143.4mm x 8.9mm

Which one is easier to hold, "Oppo A8 (2019) 128GB" or "Galaxy J2 Core 16GB"? Compare weight

The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.

The "Oppo A8 (2019) 128GB" weighs 180.0g. The "Galaxy J2 Core 16GB" clocks in at 154.0g. If you compare the weight of the two, the "Galaxy J2 Core 16GB" is a considerably lighter smartphone than the "Oppo A8 (2019) 128GB", with a difference of about 26g. Because of this, the "Galaxy J2 Core 16GB" puts less of a burden on the fingers and wrists than the "Oppo A8 (2019) 128GB". If you want a smartphone that won't tire your hands out even when using it for a long time, we recommend that you buy the "Galaxy J2 Core 16GB" rather than the "Oppo A8 (2019) 128GB".

ScoreWeight
Oppo A8 (2019) 128GB58/100180.0g
Galaxy J2 Core 16GB68/100154.0g

Which is better in terms of display, "Oppo A8 (2019) 128GB" or "Galaxy J2 Core 16GB"?

Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.

The screen size on the "Oppo A8 (2019) 128GB" is 6.5inch, and 5.0inch on the "Galaxy J2 Core 16GB". Comparing the sizes of the screens and displays, the "Oppo A8 (2019) 128GB" is considerably larger than the "Galaxy J2 Core 16GB", with a difference of about 1.5inch. Compared to the "Galaxy J2 Core 16GB", the "Oppo A8 (2019) 128GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "Oppo A8 (2019) 128GB" also has the advantage of being less tiring on the eyes. If you want to avoid tapping the wrong place, enjoy videos and games on a large screen, and not get tired eyes while using it, we recommend that you buy the "Oppo A8 (2019) 128GB" rather than the "Galaxy J2 Core 16GB".

ScoreDisplay size
Oppo A8 (2019) 128GB90/1006.5inch
Galaxy J2 Core 16GB74/1005.0inch

Which one has a better display, "Oppo A8 (2019) 128GB" or "Galaxy J2 Core 16GB"?

Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.

The screen on the "Oppo A8 (2019) 128GB" has a 720 x 1600 resolution and a pixel density of 269ppi. The "Galaxy J2 Core 16GB", on the other hand, has a screen resolution of 540 x 960 and a pixel density of 220ppi. Comparing the screen definition, the "Oppo A8 (2019) 128GB" has a much higher pixel density than the "Galaxy J2 Core 16GB", with a difference of about 49ppi. The screen on the "Oppo A8 (2019) 128GB" is clear and crisp, and puts less strain on the eyes than that of the "Galaxy J2 Core 16GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "Oppo A8 (2019) 128GB" rather than the "Galaxy J2 Core 16GB".

ScorePixel density
Oppo A8 (2019) 128GB54/100269ppi
Galaxy J2 Core 16GB36/100220ppi

How is the battery duration of "Oppo A8 (2019) 128GB" different from that of "Galaxy J2 Core 16GB" ? See the differences

Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.

The "Oppo A8 (2019) 128GB" has a battery capacity of 4230.0mAh, while the "Galaxy J2 Core 16GB" has a 2600.0mAh battery. With regards to battery performance, the "Oppo A8 (2019) 128GB" has a substantially larger battery capacity than the "Galaxy J2 Core 16GB", with a difference of 1630mAh. The "Oppo A8 (2019) 128GB" can be used without charging for a longer time than the "Galaxy J2 Core 16GB", so it can be used when out and about. If you want a smartphone with a longer-lasting battery, we recommend that you buy the "Oppo A8 (2019) 128GB" rather than the "Galaxy J2 Core 16GB".

ScoreBattery capacity
Oppo A8 (2019) 128GB80/1004230.0mAh
Galaxy J2 Core 16GB59/1002600.0mAh

Which is better in terms of CPU function, "Oppo A8 (2019) 128GB" or "Galaxy J2 Core 16GB"?

Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.

The "Oppo A8 (2019) 128GB" is equipped with a Mediatek MT6765 Helio P35 processor, and its performance speed is 2.3GHz+1.8GHz×8(8.0-cores). The "Galaxy J2 Core 16GB" uses an Exynos 7570 Quad CPU that performs at a speed of 1.4GHz×4(4.0-cores). Comparing CPU performance, the "Oppo A8 (2019) 128GB" has significantly higher specs than the "Galaxy J2 Core 16GB". The "Oppo A8 (2019) 128GB" proves to be more advanced than the "Galaxy J2 Core 16GB" in the way that apps run quickly and games play smoothly. If you're looking for a high-spec smartphone that runs quickly and plays games smoothly, we recommend that you buy the "Oppo A8 (2019) 128GB" rather than the "Galaxy J2 Core 16GB".

ScoreCPU specs
Oppo A8 (2019) 128GB88/1002.3GHz+1.8GHz×8(8.0-cores)
Galaxy J2 Core 16GB18/1001.4GHz×4(4.0-cores)

How is "Oppo A8 (2019) 128GB" different from "Galaxy J2 Core 16GB" in terms of memory capacity?

Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.

The "Oppo A8 (2019) 128GB" has 4.0GB of memory. The "Galaxy J2 Core 16GB", on the other hand, has 1.0GB. As for memory performance, the "Oppo A8 (2019) 128GB" has a larger memory capacity than the "Galaxy J2 Core 16GB", with a difference of about 3GB. The "Oppo A8 (2019) 128GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Galaxy J2 Core 16GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "Oppo A8 (2019) 128GB" rather than the "Galaxy J2 Core 16GB".

ScoreRAM size
Oppo A8 (2019) 128GB70/1004.0GB
Galaxy J2 Core 16GB20/1001.0GB

Which has a better storage capacity, "Oppo A8 (2019) 128GB" or "Galaxy J2 Core 16GB"?

Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.

The "Oppo A8 (2019) 128GB" has 128.0GB of storage, while the "Galaxy J2 Core 16GB" has 16.0GB. In terms of ROM and data storage, the "Oppo A8 (2019) 128GB" has a much larger capacity than the "Galaxy J2 Core 16GB", with a difference of about 112GB. The "Oppo A8 (2019) 128GB" can save more photos and keep more apps installed than the "Galaxy J2 Core 16GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Oppo A8 (2019) 128GB" rather than the "Galaxy J2 Core 16GB".

ScoreStorage size
Oppo A8 (2019) 128GB90/100128.0GB
Galaxy J2 Core 16GB50/10016.0GB

Compare the rear cameras of "Oppo A8 (2019) 128GB" and "Galaxy J2 Core 16GB". Which one has better picture quality?

One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.

The main camera on the "Oppo A8 (2019) 128GB" has 12.0MP. The "Galaxy J2 Core 16GB" has 8.0MP. Comparing the rear camera performance, the number of pixels of the "Oppo A8 (2019) 128GB" is higher than the "Galaxy J2 Core 16GB", with a difference of approximately 4MP. As a result, the "Oppo A8 (2019) 128GB" can take higher quality scenery photos and make clear prints compared to the "Galaxy J2 Core 16GB". Therefore, the "Oppo A8 (2019) 128GB" is recommended.

ScoreRear-camera resolution
Oppo A8 (2019) 128GB59/10012.0MP
Galaxy J2 Core 16GB50/1008.0MP

Which has a front camera with better picture quality, "Oppo A8 (2019) 128GB" or "Galaxy J2 Core 16GB"?

One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.

The forward-facing camera on the "Oppo A8 (2019) 128GB" has a resolution of 8.0MP. The "Galaxy J2 Core 16GB"'s has 5.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "Oppo A8 (2019) 128GB" is higher than the "Galaxy J2 Core 16GB", with a difference of approximately 3MP. For this reason, it is possible to take higher quality selfies and make clear prints with the "Oppo A8 (2019) 128GB" than the "Galaxy J2 Core 16GB". Therefore, the "Oppo A8 (2019) 128GB" is recommended.

ScoreFront-camera resolution
Oppo A8 (2019) 128GB58/1008.0MP
Galaxy J2 Core 16GB50/1005.0MP

Compare Performance Specs

Oppo A8 (2019) 128GBGalaxy J2 Core 16GB
ImageOppo A8 (2019) 128GBGalaxy J2 Core 16GB
MakerOppoSamsung
Release date2019-12-262018-08
ColorGreen/BlackBlack/Gold/Lavender
OSAndroidAndroid
Dimensions (width x height x thickness)75.5mm x 163.9mm x 8.3mm72.1mm x 143.4mm x 8.9mm
Weight180.0g154.0g
Display size6.5inch5.0inch
Display typeIPS LCDPLS TFT
Screen resolution (width x height)720 x 1600540 x 960
Pixel density269ppi220ppi
Battery capacity4230.0mAh2600.0mAh
ChipsetMediatek MT6765 Helio P35Exynos 7570 Quad
CPU specs2.3GHz+1.8GHz×8(8.0-cores)1.4GHz×4(4.0-cores)
RAM size4.0GB1.0GB
Storage size128.0GB16.0GB
Rear-camera resolution12.0MP8.0MP
Front-camera resolution8.0MP5.0MP

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