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Galaxy A Quantum 128GB vs Xiaomi Mi Mix 3 256GB: Specs & Scores

Created date: 2020-05-13 18:07:19

Galaxy A Quantum 128GBXiaomi Mi Mix 3 256GB
Galaxy A Quantum 128GBXiaomi Mi Mix 3 256GB

Are you having trouble comparing the differences in features and performance of the "Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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.

Galaxy A Quantum 128GBXiaomi Mi Mix 3 256GB
Galaxy A Quantum 128GB

Xiaomi Mi Mix 3 256GB

General rating:
Holding comfortrating-image3.1
75.5mm x 162.5mm x 8.1mm
rating-image3.1
74.7mm x 157.9mm x 8.5mm
Weightrating-image2.8
185.0g
rating-image2.4
218.0g
Screen sizerating-image4.6
6.7inch
rating-image4.5
6.39inch
Display qualityrating-image4.2
392ppi
rating-image4.2
403ppi
Battery liferating-image4.1
4500.0mAh
rating-image3.4
3200.0mAh
Processing powerrating-image4.6
2.2GHz+1.8GHz×8(8.0-cores)
rating-image4.8
2.8GHz+1.7GHz×8(8.0-cores)
Memory capacityrating-image4.7
8.0GB
rating-image4.9
10.0GB
Storage capacityrating-image4.5
128.0GB
rating-image4.6
256.0GB
Rear camera performancerating-image5.0
64.0MP
rating-image3.0
12.0MP
Front camera performancerating-image4.9
32.0MP
rating-image4.3
24.0MP

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", performance comparison

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB" 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 "Galaxy A Quantum 128GB" has a width of 75.5mm, a length of 162.5mm, and a thickness of 8.1mm. Also, the "Xiaomi Mi Mix 3 256GB" has a width of 74.7mm, a length of 157.9mm, and a thickness of 8.5mm.

Comparing the width and thickness of the body, there isn't much difference between the "Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB" 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 "Galaxy A Quantum 128GB" and the "Xiaomi Mi Mix 3 256GB". 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 "Galaxy A Quantum 128GB" and the "Xiaomi Mi Mix 3 256GB". 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)
Galaxy A Quantum 128GB61/10075.5mm x 162.5mm x 8.1mm
Xiaomi Mi Mix 3 256GB62/10074.7mm x 157.9mm x 8.5mm

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB" is about 185.0g, and the weight of the "Xiaomi Mi Mix 3 256GB" is about 218.0g. Comparing the weight of the two devices, the "Galaxy A Quantum 128GB" is a lighter smart phone than the "Xiaomi Mi Mix 3 256GB", with a difference of about 33g. For that reason the "Galaxy A Quantum 128GB" is a smart phone that is less likely than the "Xiaomi Mi Mix 3 256GB"to put a burden on your fingers and wrist when used for an extended period. That's why we recommend the "Galaxy A Quantum 128GB" over the "Xiaomi Mi Mix 3 256GB".

ScoreWeight
Galaxy A Quantum 128GB56/100185.0g
Xiaomi Mi Mix 3 256GB47/100218.0g

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB" has a 6.7inch display. Also, the "Xiaomi Mi Mix 3 256GB" has a 6.39inch display. Comparing the screen size, there is a negligible difference in screen size between the "Galaxy A Quantum 128GB" and the "Xiaomi Mi Mix 3 256GB". 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
Galaxy A Quantum 128GB91/1006.7inch
Xiaomi Mi Mix 3 256GB90/1006.39inch

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB" is 1080 x 2400, and pixel density is 392ppi. Also, the resolution on the "Xiaomi Mi Mix 3 256GB" is 1080 x 2340, and pixel density is 403ppi. Comparing the pixel count, the difference in pixel density between the "Galaxy A Quantum 128GB" and the "Xiaomi Mi Mix 3 256GB" 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
Galaxy A Quantum 128GB83/100392ppi
Xiaomi Mi Mix 3 256GB84/100403ppi

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB" is 4500.0mAh, and the "Xiaomi Mi Mix 3 256GB" is 3200.0mAh. Regarding battery capacity, the "Galaxy A Quantum 128GB" has greater battery capacity than the "Xiaomi Mi Mix 3 256GB", with a 1300mAh difference. Since the "Galaxy A Quantum 128GB" can be used for longer periods without recharging than the "Xiaomi Mi Mix 3 256GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "Galaxy A Quantum 128GB" over the "Xiaomi Mi Mix 3 256GB".

ScoreBattery capacity
Galaxy A Quantum 128GB81/1004500.0mAh
Xiaomi Mi Mix 3 256GB68/1003200.0mAh

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB"'s CPU is a Exynos 980 , QRNG security chipset, with performance measured at 2.2GHz+1.8GHz×8(8.0-cores). Also, the "Xiaomi Mi Mix 3 256GB"'s CPU is a Qualcomm SDM845 Snapdragon 845, with performance measured at 2.8GHz+1.7GHz×8(8.0-cores). Comparing CPU performance, there is almost no difference in the specs of the "Galaxy A Quantum 128GB" and the "Xiaomi Mi Mix 3 256GB". 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
Galaxy A Quantum 128GB92/1002.2GHz+1.8GHz×8(8.0-cores)
Xiaomi Mi Mix 3 256GB96/1002.8GHz+1.7GHz×8(8.0-cores)

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB" is 8.0GB and the weight of the "Xiaomi Mi Mix 3 256GB" is 10.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "Galaxy A Quantum 128GB" and the "Xiaomi Mi Mix 3 256GB". 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
Galaxy A Quantum 128GB93/1008.0GB
Xiaomi Mi Mix 3 256GB97/10010.0GB

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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 "Galaxy A Quantum 128GB" is 128.0GB. Also the "Xiaomi Mi Mix 3 256GB" is 256.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB". As a result, you can save roughly the same amount of pictures, and install roughly the same amount of applications, on either phone. You are better off comparing them based on other aspects of performance and functionality.

ScoreStorage size
Galaxy A Quantum 128GB90/100128.0GB
Xiaomi Mi Mix 3 256GB91/100256.0GB

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB" 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.

"Galaxy A Quantum 128GB" has a 64.0MP main camera. Also, "Xiaomi Mi Mix 3 256GB" has a 12.0MP main camera. Comparing rear camera performance, the "Galaxy A Quantum 128GB" has a much higher pixel count compared to the "Xiaomi Mi Mix 3 256GB", with a roughly 52MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Galaxy A Quantum 128GB" is superior to the "Xiaomi Mi Mix 3 256GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Galaxy A Quantum 128GB" over the "Xiaomi Mi Mix 3 256GB".

ScoreRear-camera resolution
Galaxy A Quantum 128GB100/10064.0MP
Xiaomi Mi Mix 3 256GB59/10012.0MP

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", 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.

"Galaxy A Quantum 128GB" has an 32.0MP front camera and "Xiaomi Mi Mix 3 256GB" has an 24.0MP front camera. Comparing rear camera performance, the front camera of the "Galaxy A Quantum 128GB" has a much higher pixel count compared to the "Xiaomi Mi Mix 3 256GB", with a roughly 8MP difference. As a result, the "Galaxy A Quantum 128GB" is more suited than the "Xiaomi Mi Mix 3 256GB" 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 "Galaxy A Quantum 128GB" over the "Xiaomi Mi Mix 3 256GB".

ScoreFront-camera resolution
Galaxy A Quantum 128GB97/10032.0MP
Xiaomi Mi Mix 3 256GB86/10024.0MP

"Galaxy A Quantum 128GB" and "Xiaomi Mi Mix 3 256GB", performance comparison by specification sheet

Galaxy A Quantum 128GBXiaomi Mi Mix 3 256GB
ImageGalaxy A Quantum 128GBXiaomi Mi Mix 3 256GB
MakerSamsungXiaomi
Release date2020-05-222018-11
ColorPrism Cube Black/Prism Cube Sliver/Prism Cube BlueJade Green/Sapphire Blue/Onyx Black/Forbidden City Blue
OSAndroidAndroid
Dimensions (width x height x thickness)75.5mm x 162.5mm x 8.1mm74.7mm x 157.9mm x 8.5mm
Weight185.0g218.0g
Display size6.7inch6.39inch
Display typeSuper AMOLED PlusSuper AMOLED
Screen resolution (width x height)1080 x 24001080 x 2340
Pixel density392ppi403ppi
Battery capacity4500.0mAh3200.0mAh
ChipsetExynos 980 , QRNG security chipsetQualcomm SDM845 Snapdragon 845
CPU specs2.2GHz+1.8GHz×8(8.0-cores)2.8GHz+1.7GHz×8(8.0-cores)
RAM size8.0GB10.0GB
Storage size128.0GB256.0GB
Rear-camera resolution64.0MP12.0MP
Front-camera resolution32.0MP24.0MP

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