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Which should you buy, the Galaxy A8 Star (A9 Star) 64GB or Galaxy J7 Duo 32GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2018-11-18 10:48:11, Updated date: 2020-04-16 16:07:50

Galaxy A8 Star (A9 Star) 64GBGalaxy J7 Duo 32GB
Galaxy A8 Star (A9 Star) 64GBGalaxy J7 Duo 32GB

Here's our thorough comparison of the difference in performance and function between the "Galaxy A8 Star (A9 Star) 64GB" and "Galaxy J7 Duo 32GB". Which one should you buy? We'll compare and explain what differs between the "Galaxy A8 Star (A9 Star) 64GB" and "Galaxy J7 Duo 32GB" in a way that even people who aren't used to choosing between two similar products can understand.

Galaxy A8 Star (A9 Star) 64GBGalaxy J7 Duo 32GB
Galaxy A8 Star (A9 Star) 64GB

Galaxy J7 Duo 32GB

General rating:

73.5/100

(The 3343th of all smartphones)

63.4/100

(The 1190th of all smartphones)

Portability
59/100
58/100
Weight
54/100
60/100
Size of screen
90/100
82/100
Screen clarity
82/100
53/100
Battery duration
75/100
65/100
Processing capability
90/100
84/100
Memory capacity
90/100
70/100
Storage capacity
67/100
55/100
Rear camera function
87/100
61/100
Front camera function
86/100
58/100

Compare Performance and Usability

Size comparison of "Galaxy A8 Star (A9 Star) 64GB" and "Galaxy J7 Duo 32GB". 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 "Galaxy A8 Star (A9 Star) 64GB" is 77.0mm wide, 162.4mm tall, and 7.6mm thick. The "Galaxy J7 Duo 32GB" is 77.2mm tall, 153.5mm wide, and 8.2mm thick.

There is no real difference between the "Galaxy A8 Star (A9 Star) 64GB" and "Galaxy J7 Duo 32GB" when comparing their width, thickness, and slimness; they are both around the same in terms of one-handed ease of use and carry. Because of this, it is better to compare them based on other aspects of performance and function.

There is no real difference in length or width between the "Galaxy A8 Star (A9 Star) 64GB" and "Galaxy J7 Duo 32GB", so they are both about the same in terms of usability, ease of carry, and bulkiness. Because of this, it is better to compare them based on other aspects of performance and function.

When comparing their sizes as a whole, there is no real difference between the "Galaxy A8 Star (A9 Star) 64GB"and "Galaxy J7 Duo 32GB". Thus they are roughly the same in terms of ease of carry and one-handed use. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDimensions (width x height x thickness)
Galaxy A8 Star (A9 Star) 64GB59/10077.0mm x 162.4mm x 7.6mm
Galaxy J7 Duo 32GB58/10077.2mm x 153.5mm x 8.2mm

Which one is easier to hold, "Galaxy A8 Star (A9 Star) 64GB" or "Galaxy J7 Duo 32GB"? 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 "Galaxy A8 Star (A9 Star) 64GB" weighs 191.0g. The "Galaxy J7 Duo 32GB" clocks in at 174.0g. Comparing the weight of the main unit, the "Galaxy J7 Duo 32GB" is a lighter phone than the "Galaxy A8 Star (A9 Star) 64GB", with a difference of approximately 17g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Galaxy J7 Duo 32GB" compared to the "Galaxy A8 Star (A9 Star) 64GB". For this reason, the "Galaxy J7 Duo 32GB" is recommended.

ScoreWeight
Galaxy A8 Star (A9 Star) 64GB54/100191.0g
Galaxy J7 Duo 32GB60/100174.0g

Which is better in terms of display, "Galaxy A8 Star (A9 Star) 64GB" or "Galaxy J7 Duo 32GB"?

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 "Galaxy A8 Star (A9 Star) 64GB" is 6.3inch, and 5.5inch on the "Galaxy J7 Duo 32GB". Comparing the size of the display and screen, the screen size of the "Galaxy A8 Star (A9 Star) 64GB" is larger than that of the "Galaxy J7 Duo 32GB", with a difference of approximately 0.7inch. As a result, there will be unintended touches on the "Galaxy A8 Star (A9 Star) 64GB" compared to the "Galaxy J7 Duo 32GB" and it is possible to enjoy games and videos on a large screen. For this reason, the "Galaxy A8 Star (A9 Star) 64GB" is recommended.

ScoreDisplay size
Galaxy A8 Star (A9 Star) 64GB90/1006.3inch
Galaxy J7 Duo 32GB82/1005.5inch

Which one has a better display, "Galaxy A8 Star (A9 Star) 64GB" or "Galaxy J7 Duo 32GB"?

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 "Galaxy A8 Star (A9 Star) 64GB" has a 1080 x 2220 resolution and a pixel density of 391ppi. The "Galaxy J7 Duo 32GB", on the other hand, has a screen resolution of 720 x 1280 and a pixel density of 267ppi. Comparing the screen definition, the "Galaxy A8 Star (A9 Star) 64GB" has a much higher pixel density than the "Galaxy J7 Duo 32GB", with a difference of about 124ppi. The screen on the "Galaxy A8 Star (A9 Star) 64GB" is clear and crisp, and puts less strain on the eyes than that of the "Galaxy J7 Duo 32GB". 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 "Galaxy A8 Star (A9 Star) 64GB" rather than the "Galaxy J7 Duo 32GB".

ScorePixel density
Galaxy A8 Star (A9 Star) 64GB82/100391ppi
Galaxy J7 Duo 32GB53/100267ppi

How is the battery duration of "Galaxy A8 Star (A9 Star) 64GB" different from that of "Galaxy J7 Duo 32GB" ? 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 "Galaxy A8 Star (A9 Star) 64GB" has a battery capacity of 3700.0mAh, while the "Galaxy J7 Duo 32GB" has a 3000.0mAh battery. With regards to battery performance, the "Galaxy A8 Star (A9 Star) 64GB" has a substantially larger battery capacity than the "Galaxy J7 Duo 32GB", with a difference of 700mAh. The "Galaxy A8 Star (A9 Star) 64GB" can be used without charging for a longer time than the "Galaxy J7 Duo 32GB", 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 "Galaxy A8 Star (A9 Star) 64GB" rather than the "Galaxy J7 Duo 32GB".

ScoreBattery capacity
Galaxy A8 Star (A9 Star) 64GB75/1003700.0mAh
Galaxy J7 Duo 32GB65/1003000.0mAh

Which is better in terms of CPU function, "Galaxy A8 Star (A9 Star) 64GB" or "Galaxy J7 Duo 32GB"?

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 "Galaxy A8 Star (A9 Star) 64GB" is equipped with a Qualcomm SDM660 Snapdragon 660 processor, and its performance speed is 2.2GHz+1.8GHz×8(8.0-cores). The "Galaxy J7 Duo 32GB" uses an Exynos 7885 CPU that performs at a speed of 2.2GHz+1.6GHz×8(8.0-cores). Comparing their CPU performance, the "Galaxy A8 Star (A9 Star) 64GB" has higher specs than the "Galaxy J7 Duo 32GB". For this reason, applications run better on the "Galaxy A8 Star (A9 Star) 64GB" compared to the "Galaxy J7 Duo 32GB", and games run very smoothly. Therefore, the "Galaxy A8 Star (A9 Star) 64GB" is recommended.

ScoreCPU specs
Galaxy A8 Star (A9 Star) 64GB90/1002.2GHz+1.8GHz×8(8.0-cores)
Galaxy J7 Duo 32GB84/1002.2GHz+1.6GHz×8(8.0-cores)

How is "Galaxy A8 Star (A9 Star) 64GB" different from "Galaxy J7 Duo 32GB" 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 "Galaxy A8 Star (A9 Star) 64GB" has 6.0GB of memory. The "Galaxy J7 Duo 32GB", on the other hand, has 4.0GB. As for memory performance, the "Galaxy A8 Star (A9 Star) 64GB" has a larger memory capacity than the "Galaxy J7 Duo 32GB", with a difference of about 2GB. The "Galaxy A8 Star (A9 Star) 64GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Galaxy J7 Duo 32GB". 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 "Galaxy A8 Star (A9 Star) 64GB" rather than the "Galaxy J7 Duo 32GB".

ScoreRAM size
Galaxy A8 Star (A9 Star) 64GB90/1006.0GB
Galaxy J7 Duo 32GB70/1004.0GB

Which has a better storage capacity, "Galaxy A8 Star (A9 Star) 64GB" or "Galaxy J7 Duo 32GB"?

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 "Galaxy A8 Star (A9 Star) 64GB" has 64.0GB of storage, while the "Galaxy J7 Duo 32GB" has 32.0GB. In terms of ROM and data storage, the "Galaxy A8 Star (A9 Star) 64GB" has a much larger capacity than the "Galaxy J7 Duo 32GB", with a difference of about 32GB. The "Galaxy A8 Star (A9 Star) 64GB" can save more photos and keep more apps installed than the "Galaxy J7 Duo 32GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Galaxy A8 Star (A9 Star) 64GB" rather than the "Galaxy J7 Duo 32GB".

ScoreStorage size
Galaxy A8 Star (A9 Star) 64GB67/10064.0GB
Galaxy J7 Duo 32GB55/10032.0GB

Compare the rear cameras of "Galaxy A8 Star (A9 Star) 64GB" and "Galaxy J7 Duo 32GB". 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 "Galaxy A8 Star (A9 Star) 64GB" has 24.0MP. The "Galaxy J7 Duo 32GB" has 13.0MP. The rear-facing camera of the "Galaxy A8 Star (A9 Star) 64GB" also has a higher pixel count than the "Galaxy J7 Duo 32GB", with a difference of about 11MP. The "Galaxy A8 Star (A9 Star) 64GB" is more capable than the "Galaxy J7 Duo 32GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "Galaxy A8 Star (A9 Star) 64GB" rather than the "Galaxy J7 Duo 32GB".

ScoreRear-camera resolution
Galaxy A8 Star (A9 Star) 64GB87/10024.0MP
Galaxy J7 Duo 32GB61/10013.0MP

Which has a front camera with better picture quality, "Galaxy A8 Star (A9 Star) 64GB" or "Galaxy J7 Duo 32GB"?

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 "Galaxy A8 Star (A9 Star) 64GB" has a resolution of 24.0MP. The "Galaxy J7 Duo 32GB"'s has 8.0MP. The front-facing camera of the "Galaxy A8 Star (A9 Star) 64GB" has a significantly higher number of pixels than the "Galaxy J7 Duo 32GB", with a difference of about 16MP. Therefore, the "Galaxy A8 Star (A9 Star) 64GB" is more suitable for taking photos and videos than the "Galaxy J7 Duo 32GB". If you want to take and print high-quality selfies, we recommend buying the "Galaxy A8 Star (A9 Star) 64GB" rather than the "Galaxy J7 Duo 32GB".

ScoreFront-camera resolution
Galaxy A8 Star (A9 Star) 64GB86/10024.0MP
Galaxy J7 Duo 32GB58/1008.0MP

Compare Performance Specs

Galaxy A8 Star (A9 Star) 64GBGalaxy J7 Duo 32GB
ImageGalaxy A8 Star (A9 Star) 64GBGalaxy J7 Duo 32GB
MakerSamsungSamsung
Release date2018-062018-04
ColorBlack/WhiteBlack/Gold/Rose Gold/White
OSAndroidAndroid
Dimensions (width x height x thickness)77.0mm x 162.4mm x 7.6mm77.2mm x 153.5mm x 8.2mm
Weight191.0g174.0g
Display size6.3inch5.5inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 2220720 x 1280
Pixel density391ppi267ppi
Battery capacity3700.0mAh3000.0mAh
ChipsetQualcomm SDM660 Snapdragon 660Exynos 7885
CPU specs2.2GHz+1.8GHz×8(8.0-cores)2.2GHz+1.6GHz×8(8.0-cores)
RAM size6.0GB4.0GB
Storage size64.0GB32.0GB
Rear-camera resolution24.0MP13.0MP
Front-camera resolution24.0MP8.0MP

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