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Xiaomi Mi 9 Pro 512GB vs Galaxy A9 (2018) 128GB

Created date: 2019-09-25 04:20:37, Updated date: 2020-04-16 20:22:50

Xiaomi Mi 9 Pro 512GBGalaxy A9 (2018) 128GB
Xiaomi Mi 9 Pro 512GBGalaxy A9 (2018) 128GB

How did the evaluations between the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB" differ when we compared the two? We reviewed each of the most commonly scrutinized features. If you are thinking about which smartphone to get, check out this review immediately!

Xiaomi Mi 9 Pro 512GBGalaxy A9 (2018) 128GB
Xiaomi Mi 9 Pro 512GB

Galaxy A9 (2018) 128GB

General rating:

78.4/100

(The 3082th of all smartphones)

72.8/100

(The 3366th of all smartphones)

Portability
62/100
59/100
Weight
52/100
57/100
Size of screen
90/100
90/100
Screen clarity
84/100
82/100
Battery duration
80/100
77/100
Processing capability
98/100
92/100
Memory capacity
99/100
93/100
Storage capacity
95/100
90/100
Rear camera function
97/100
87/100
Front camera function
81/100
86/100

Compare Performance and Usability

Size comparison of "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB". 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 A9 (2018) 128GB" is 77.0mm tall, 162.5mm wide, and 7.8mm thick.

There is no real difference between the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB" 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 "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB", 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 "Xiaomi Mi 9 Pro 512GB"and "Galaxy A9 (2018) 128GB". 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)
Xiaomi Mi 9 Pro 512GB62/10074.6mm x 157.2mm x 8.5mm
Galaxy A9 (2018) 128GB59/10077.0mm x 162.5mm x 7.8mm

Which one is easier to hold, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A9 (2018) 128GB"? 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 A9 (2018) 128GB" clocks in at 183.0g. Comparing the weight of the main unit, the "Galaxy A9 (2018) 128GB" is a lighter phone than the "Xiaomi Mi 9 Pro 512GB", with a difference of approximately 13g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Galaxy A9 (2018) 128GB" compared to the "Xiaomi Mi 9 Pro 512GB". For this reason, the "Galaxy A9 (2018) 128GB" is recommended.

ScoreWeight
Xiaomi Mi 9 Pro 512GB52/100196.0g
Galaxy A9 (2018) 128GB57/100183.0g

Which is better in terms of display, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A9 (2018) 128GB"?

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 6.3inch on the "Galaxy A9 (2018) 128GB". The screens of the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB" are roughly the same size, and so the ease of pressing app buttons are the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDisplay size
Xiaomi Mi 9 Pro 512GB90/1006.39inch
Galaxy A9 (2018) 128GB90/1006.3inch

Which one has a better display, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A9 (2018) 128GB"?

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 A9 (2018) 128GB", on the other hand, has a screen resolution of 1080 x 2220 and a pixel density of 391ppi. There is not much of a difference in the pixel resolutions of the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB", 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 A9 (2018) 128GB82/100391ppi

How is the battery duration of "Xiaomi Mi 9 Pro 512GB" different from that of "Galaxy A9 (2018) 128GB" ? 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 A9 (2018) 128GB" has a 3800.0mAh battery. The batteries of both the "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB" perform to the same extent. There is also no difference in the battery capacities of the "Xiaomi Mi 9 Pro 512GB" and the "Galaxy A9 (2018) 128GB". Since their battery life is practically identical, it would be better to compare them based on other aspects of performance and function.

ScoreBattery capacity
Xiaomi Mi 9 Pro 512GB80/1004000.0mAh
Galaxy A9 (2018) 128GB77/1003800.0mAh

Which is better in terms of CPU function, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A9 (2018) 128GB"?

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 A9 (2018) 128GB" uses an Qualcomm SDM660 Snapdragon 660 CPU that performs at a speed of 2.2GHz+1.8GHz×8(8.0-cores). Comparing their CPU performance, the "Xiaomi Mi 9 Pro 512GB" has higher specs than the "Galaxy A9 (2018) 128GB". For this reason, applications run better on the "Xiaomi Mi 9 Pro 512GB" compared to the "Galaxy A9 (2018) 128GB", and games run very smoothly. Therefore, the "Xiaomi Mi 9 Pro 512GB" is recommended.

ScoreCPU specs
Xiaomi Mi 9 Pro 512GB98/1002.96GHz+2.42GHz+1.8GHz×8(8.0-cores)
Galaxy A9 (2018) 128GB92/1002.2GHz+1.8GHz×8(8.0-cores)

How is "Xiaomi Mi 9 Pro 512GB" different from "Galaxy A9 (2018) 128GB" 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 A9 (2018) 128GB", on the other hand, has 8.0GB. Comparing the memory performance, the "Xiaomi Mi 9 Pro 512GB" has a larger memory capacity than the "Galaxy A9 (2018) 128GB", with a difference of approximately 4GB. For this reason, multitasking is smoother on the "Xiaomi Mi 9 Pro 512GB" than the "Galaxy A9 (2018) 128GB", and applications are less likely to crash. Also, it is more enjoyable to play 3D games and VR on the "Xiaomi Mi 9 Pro 512GB". For this reason, the "Xiaomi Mi 9 Pro 512GB" is recommended.

ScoreRAM size
Xiaomi Mi 9 Pro 512GB99/10012.0GB
Galaxy A9 (2018) 128GB93/1008.0GB

Which has a better storage capacity, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A9 (2018) 128GB"?

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 A9 (2018) 128GB" has 128.0GB. There is no real difference between the "Xiaomi Mi 9 Pro 512GB"and "Galaxy A9 (2018) 128GB" 's ROMs and storage capacities, so both can store roughly the same amount of photographs and apps. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreStorage size
Xiaomi Mi 9 Pro 512GB95/100512.0GB
Galaxy A9 (2018) 128GB90/100128.0GB

Compare the rear cameras of "Xiaomi Mi 9 Pro 512GB" and "Galaxy A9 (2018) 128GB". 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 A9 (2018) 128GB" has 24.0MP. The rear-facing camera of the "Xiaomi Mi 9 Pro 512GB" also has a higher pixel count than the "Galaxy A9 (2018) 128GB", with a difference of about 24MP. The "Xiaomi Mi 9 Pro 512GB" is more capable than the "Galaxy A9 (2018) 128GB" 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 A9 (2018) 128GB".

ScoreRear-camera resolution
Xiaomi Mi 9 Pro 512GB97/10048.0MP
Galaxy A9 (2018) 128GB87/10024.0MP

Which has a front camera with better picture quality, "Xiaomi Mi 9 Pro 512GB" or "Galaxy A9 (2018) 128GB"?

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 A9 (2018) 128GB"'s has 24.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "Galaxy A9 (2018) 128GB" is higher than the "Xiaomi Mi 9 Pro 512GB", with a difference of approximately 4MP. For this reason, it is possible to take higher quality selfies and make clear prints with the "Galaxy A9 (2018) 128GB" than the "Xiaomi Mi 9 Pro 512GB". Therefore, the "Galaxy A9 (2018) 128GB" is recommended.

ScoreFront-camera resolution
Xiaomi Mi 9 Pro 512GB81/10020.0MP
Galaxy A9 (2018) 128GB86/10024.0MP

Compare Performance Specs

Xiaomi Mi 9 Pro 512GBGalaxy A9 (2018) 128GB
ImageXiaomi Mi 9 Pro 512GBGalaxy A9 (2018) 128GB
MakerXiaomiSamsung
Release date2019-092018-11
ColorDream White/Titanium BlackCaviar Black/Lemonade Blue/Bubblegum Pink
OSAndroidAndroid
Dimensions (width x height x thickness)74.6mm x 157.2mm x 8.5mm77.0mm x 162.5mm x 7.8mm
Weight196.0g183.0g
Display size6.39inch6.3inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 23401080 x 2220
Pixel density403ppi391ppi
Battery capacity4000.0mAh3800.0mAh
ChipsetQualcomm SM8150 Snapdragon 855+Qualcomm SDM660 Snapdragon 660
CPU specs2.96GHz+2.42GHz+1.8GHz×8(8.0-cores)2.2GHz+1.8GHz×8(8.0-cores)
RAM size12.0GB8.0GB
Storage size512.0GB128.0GB
Rear-camera resolution48.0MP24.0MP
Front-camera resolution20.0MP24.0MP

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