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Compare Xiaomi Mi 9 Pro 512GB vs Galaxy A8 (2018) 64GB

Created date: 2019-09-25 06:17:51, Updated date: 2020-04-16 22:20:04

Xiaomi Mi 9 Pro 512GBGalaxy A8 (2018) 64GB
Xiaomi Mi 9 Pro 512GBGalaxy A8 (2018) 64GB

Here's our thorough comparison of the difference in performance and function between the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A8 (2018) 64GB". Which one should you buy? We'll compare and explain what differs between the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A8 (2018) 64GB" in a way that even people who aren't used to choosing between two similar products can understand.

Xiaomi Mi 9 Pro 512GBGalaxy A8 (2018) 64GB
Xiaomi Mi 9 Pro 512GB

Galaxy A8 (2018) 64GB

General rating:

78.4/100

(The 3082th of all smartphones)

70.9/100

(The 1041th of all smartphones)

Portability
62/100
69/100
Weight
52/100
61/100
Size of screen
90/100
83/100
Screen clarity
84/100
85/100
Battery duration
80/100
65/100
Processing capability
98/100
84/100
Memory capacity
99/100
70/100
Storage capacity
95/100
67/100
Rear camera function
97/100
68/100
Front camera function
81/100
75/100

Compare Performance and Usability

Size comparison of "Xiaomi Mi 9 Pro 512GB" and "Galaxy A8 (2018) 64GB". 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 "Xiaomi Mi 9 Pro 512GB" is 74.6mm wide, 157.2mm tall, and 8.5mm thick. The "Galaxy A8 (2018) 64GB" is 70.6mm tall, 149.2mm wide, and 8.4mm thick.

Comparing the width and thickness of the main unit, the "Galaxy A8 (2018) 64GB" is smaller and more compact compared to the "Xiaomi Mi 9 Pro 512GB". Therefore, it is easier to grip and hold the "Galaxy A8 (2018) 64GB" than the "Xiaomi Mi 9 Pro 512GB". For this reason, the "Galaxy A8 (2018) 64GB" is recommended.

There is no real difference in length or width between the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A8 (2018) 64GB", 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.

Comparing the overall size of the main unit, the "Galaxy A8 (2018) 64GB" is smaller than the "Xiaomi Mi 9 Pro 512GB". As a result, it is easier to use the "Galaxy A8 (2018) 64GB" with one hand compared to the "Xiaomi Mi 9 Pro 512GB", and its size makes it more comfortable to carry around. For this reason, the "Galaxy A8 (2018) 64GB" is recommended.

ScoreDimensions (width x height x thickness)
Xiaomi Mi 9 Pro 512GB62/10074.6mm x 157.2mm x 8.5mm
Galaxy A8 (2018) 64GB69/10070.6mm x 149.2mm x 8.4mm

Which one is easier to hold, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A8 (2018) 64GB"? 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 "Xiaomi Mi 9 Pro 512GB" weighs 196.0g. The "Galaxy A8 (2018) 64GB" clocks in at 172.0g. Comparing the weight of the main unit, the "Galaxy A8 (2018) 64GB" is a lighter phone than the "Xiaomi Mi 9 Pro 512GB", with a difference of approximately 24g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Galaxy A8 (2018) 64GB" compared to the "Xiaomi Mi 9 Pro 512GB". For this reason, the "Galaxy A8 (2018) 64GB" is recommended.

ScoreWeight
Xiaomi Mi 9 Pro 512GB52/100196.0g
Galaxy A8 (2018) 64GB61/100172.0g

Which is better in terms of display, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A8 (2018) 64GB"?

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 "Xiaomi Mi 9 Pro 512GB" is 6.39inch, and 5.6inch on the "Galaxy A8 (2018) 64GB". Comparing the size of the display and screen, the screen size of the "Xiaomi Mi 9 Pro 512GB" is larger than that of the "Galaxy A8 (2018) 64GB", with a difference of approximately 0.79inch. As a result, there will be unintended touches on the "Xiaomi Mi 9 Pro 512GB" compared to the "Galaxy A8 (2018) 64GB" and it is possible to enjoy games and videos on a large screen. For this reason, the "Xiaomi Mi 9 Pro 512GB" is recommended.

ScoreDisplay size
Xiaomi Mi 9 Pro 512GB90/1006.39inch
Galaxy A8 (2018) 64GB83/1005.6inch

Which one has a better display, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A8 (2018) 64GB"?

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 "Xiaomi Mi 9 Pro 512GB" has a 1080 x 2340 resolution and a pixel density of 403ppi. The "Galaxy A8 (2018) 64GB", on the other hand, has a screen resolution of 1080 x 2220 and a pixel density of 440ppi. There is not much of a difference in the pixel resolutions of the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A8 (2018) 64GB", so they are about the same in terms of clarity of image and gentleness on the eyes. For this reason it is better to compare them based on other aspects of performance and function.

ScorePixel density
Xiaomi Mi 9 Pro 512GB84/100403ppi
Galaxy A8 (2018) 64GB85/100440ppi

How is the battery duration of "Xiaomi Mi 9 Pro 512GB" different from that of "Galaxy A8 (2018) 64GB" ? 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 "Xiaomi Mi 9 Pro 512GB" has a battery capacity of 4000.0mAh, while the "Galaxy A8 (2018) 64GB" has a 3000.0mAh battery. With regards to battery performance, the "Xiaomi Mi 9 Pro 512GB" has a substantially larger battery capacity than the "Galaxy A8 (2018) 64GB", with a difference of 1000mAh. The "Xiaomi Mi 9 Pro 512GB" can be used without charging for a longer time than the "Galaxy A8 (2018) 64GB", 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 "Xiaomi Mi 9 Pro 512GB" rather than the "Galaxy A8 (2018) 64GB".

ScoreBattery capacity
Xiaomi Mi 9 Pro 512GB80/1004000.0mAh
Galaxy A8 (2018) 64GB65/1003000.0mAh

Which is better in terms of CPU function, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A8 (2018) 64GB"?

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 "Xiaomi Mi 9 Pro 512GB" is equipped with a Qualcomm SM8150 Snapdragon 855+ processor, and its performance speed is 2.96GHz+2.42GHz+1.8GHz×8(8.0-cores). The "Galaxy A8 (2018) 64GB" uses an Exynos 7885 CPU that performs at a speed of 2.2GHz+1.6GHz×8(8.0-cores). Comparing CPU performance, the "Xiaomi Mi 9 Pro 512GB" has significantly higher specs than the "Galaxy A8 (2018) 64GB". The "Xiaomi Mi 9 Pro 512GB" proves to be more advanced than the "Galaxy A8 (2018) 64GB" 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 "Xiaomi Mi 9 Pro 512GB" rather than the "Galaxy A8 (2018) 64GB".

ScoreCPU specs
Xiaomi Mi 9 Pro 512GB98/1002.96GHz+2.42GHz+1.8GHz×8(8.0-cores)
Galaxy A8 (2018) 64GB84/1002.2GHz+1.6GHz×8(8.0-cores)

How is "Xiaomi Mi 9 Pro 512GB" different from "Galaxy A8 (2018) 64GB" 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 "Xiaomi Mi 9 Pro 512GB" has 12.0GB of memory. The "Galaxy A8 (2018) 64GB", on the other hand, has 4.0GB. As for memory performance, the "Xiaomi Mi 9 Pro 512GB" has a larger memory capacity than the "Galaxy A8 (2018) 64GB", with a difference of about 8GB. The "Xiaomi Mi 9 Pro 512GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Galaxy A8 (2018) 64GB". 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 "Xiaomi Mi 9 Pro 512GB" rather than the "Galaxy A8 (2018) 64GB".

ScoreRAM size
Xiaomi Mi 9 Pro 512GB99/10012.0GB
Galaxy A8 (2018) 64GB70/1004.0GB

Which has a better storage capacity, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A8 (2018) 64GB"?

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 "Xiaomi Mi 9 Pro 512GB" has 512.0GB of storage, while the "Galaxy A8 (2018) 64GB" has 64.0GB. In terms of ROM and data storage, the "Xiaomi Mi 9 Pro 512GB" has a much larger capacity than the "Galaxy A8 (2018) 64GB", with a difference of about 448GB. The "Xiaomi Mi 9 Pro 512GB" can save more photos and keep more apps installed than the "Galaxy A8 (2018) 64GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Xiaomi Mi 9 Pro 512GB" rather than the "Galaxy A8 (2018) 64GB".

ScoreStorage size
Xiaomi Mi 9 Pro 512GB95/100512.0GB
Galaxy A8 (2018) 64GB67/10064.0GB

Compare the rear cameras of "Xiaomi Mi 9 Pro 512GB" and "Galaxy A8 (2018) 64GB". 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 "Xiaomi Mi 9 Pro 512GB" has 48.0MP. The "Galaxy A8 (2018) 64GB" has 16.0MP. The rear-facing camera of the "Xiaomi Mi 9 Pro 512GB" also has a higher pixel count than the "Galaxy A8 (2018) 64GB", with a difference of about 32MP. The "Xiaomi Mi 9 Pro 512GB" is more capable than the "Galaxy A8 (2018) 64GB" 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 "Xiaomi Mi 9 Pro 512GB" rather than the "Galaxy A8 (2018) 64GB".

ScoreRear-camera resolution
Xiaomi Mi 9 Pro 512GB97/10048.0MP
Galaxy A8 (2018) 64GB68/10016.0MP

Which has a front camera with better picture quality, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A8 (2018) 64GB"?

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 "Xiaomi Mi 9 Pro 512GB" has a resolution of 20.0MP. The "Galaxy A8 (2018) 64GB"'s has 16.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "Xiaomi Mi 9 Pro 512GB" is higher than the "Galaxy A8 (2018) 64GB", with a difference of approximately 4MP. For this reason, it is possible to take higher quality selfies and make clear prints with the "Xiaomi Mi 9 Pro 512GB" than the "Galaxy A8 (2018) 64GB". Therefore, the "Xiaomi Mi 9 Pro 512GB" is recommended.

ScoreFront-camera resolution
Xiaomi Mi 9 Pro 512GB81/10020.0MP
Galaxy A8 (2018) 64GB75/10016.0MP

Compare Performance Specs

Xiaomi Mi 9 Pro 512GBGalaxy A8 (2018) 64GB
ImageXiaomi Mi 9 Pro 512GBGalaxy A8 (2018) 64GB
MakerXiaomiSamsung
Release date2019-092018-01
ColorDream White/Titanium BlackBlack/orchid grey/gold/blue
OSAndroidAndroid
Dimensions (width x height x thickness)74.6mm x 157.2mm x 8.5mm70.6mm x 149.2mm x 8.4mm
Weight196.0g172.0g
Display size6.39inch5.6inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 23401080 x 2220
Pixel density403ppi440ppi
Battery capacity4000.0mAh3000.0mAh
ChipsetQualcomm SM8150 Snapdragon 855+Exynos 7885
CPU specs2.96GHz+2.42GHz+1.8GHz×8(8.0-cores)2.2GHz+1.6GHz×8(8.0-cores)
RAM size12.0GB4.0GB
Storage size512.0GB64.0GB
Rear-camera resolution48.0MP16.0MP
Front-camera resolution20.0MP16.0MP

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