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Should you buy Samsung Galaxy A21s 64GB or Xiaomi Mi 9 Explorer 256GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2020-05-14 19:18:14

Samsung Galaxy A21s 64GBXiaomi Mi 9 Explorer 256GB
Samsung Galaxy A21s 64GBXiaomi Mi 9 Explorer 256GB

Are you having trouble comparing the differences in features and performance of the "Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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.

Samsung Galaxy A21s 64GBXiaomi Mi 9 Explorer 256GB
Samsung Galaxy A21s 64GB

Xiaomi Mi 9 Explorer 256GB

General rating:

66.7/100

(The 3532th of all smartphones)

79.1/100

(The 5243th of all smartphones)

Holding comfort
60/100
63/100
Weight
53/100
61/100
Screen size
90/100
90/100
Display quality
54/100
84/100
Battery life
83/100
69/100
Processing power
89/100
98/100
Memory capacity
90/100
99/100
Storage capacity
67/100
91/100
Rear camera performance
97/100
97/100
Front camera performance
71/100
81/100

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 256GB", performance comparison

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" has a width of 75.3mm, a length of 163.6mm, and a thickness of 8.9mm. Also, the "Xiaomi Mi 9 Explorer 256GB" has a width of 74.7mm, a length of 157.5mm, and a thickness of 7.6mm.

Comparing the width and thickness of the body, there isn't much difference between the "Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" and the "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" and the "Xiaomi Mi 9 Explorer 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)
Samsung Galaxy A21s 64GB60/10075.3mm x 163.6mm x 8.9mm
Xiaomi Mi 9 Explorer 256GB63/10074.7mm x 157.5mm x 7.6mm

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" is about 192.0g, and the weight of the "Xiaomi Mi 9 Explorer 256GB" is about 173.0g. Comparing the weight of the two devices, the "Xiaomi Mi 9 Explorer 256GB" is a lighter smart phone than the "Samsung Galaxy A21s 64GB", with a difference of about 19g. For that reason the "Xiaomi Mi 9 Explorer 256GB" is a smart phone that is less likely than the "Samsung Galaxy A21s 64GB"to put a burden on your fingers and wrist when used for an extended period. That's why we recommend the "Xiaomi Mi 9 Explorer 256GB" over the "Samsung Galaxy A21s 64GB".

ScoreWeight
Samsung Galaxy A21s 64GB53/100192.0g
Xiaomi Mi 9 Explorer 256GB61/100173.0g

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" has a 6.5inch display. Also, the "Xiaomi Mi 9 Explorer 256GB" has a 6.39inch display. Comparing the screen size, there is a negligible difference in screen size between the "Samsung Galaxy A21s 64GB" and the "Xiaomi Mi 9 Explorer 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
Samsung Galaxy A21s 64GB90/1006.5inch
Xiaomi Mi 9 Explorer 256GB90/1006.39inch

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" is 720 x 1600, and pixel density is 269ppi. Also, the resolution on the "Xiaomi Mi 9 Explorer 256GB" is 1080 x 2340, and pixel density is 403ppi. Comparing the pixel count, the "Xiaomi Mi 9 Explorer 256GB" has much higher pixel density than the "Samsung Galaxy A21s 64GB", with a difference of roughly 134ppi. In terms of having better picture quality and exerting less strain on the eyes, the "Xiaomi Mi 9 Explorer 256GB" is superior to the "Samsung Galaxy A21s 64GB". If you are looking for a smartphone that is easy on the eyes, displaying texts and pictures clearly without any blurring, we recommend the "Xiaomi Mi 9 Explorer 256GB" over the "Samsung Galaxy A21s 64GB".

ScorePixel density
Samsung Galaxy A21s 64GB54/100269ppi
Xiaomi Mi 9 Explorer 256GB84/100403ppi

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" is 5000.0mAh, and the "Xiaomi Mi 9 Explorer 256GB" is 3300.0mAh. Regarding battery capacity, the "Samsung Galaxy A21s 64GB" has greater battery capacity than the "Xiaomi Mi 9 Explorer 256GB", with a 1700mAh difference. Since the "Samsung Galaxy A21s 64GB" can be used for longer periods without recharging than the "Xiaomi Mi 9 Explorer 256GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "Samsung Galaxy A21s 64GB" over the "Xiaomi Mi 9 Explorer 256GB".

ScoreBattery capacity
Samsung Galaxy A21s 64GB83/1005000.0mAh
Xiaomi Mi 9 Explorer 256GB69/1003300.0mAh

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB"'s CPU is a Exynos 850, with performance measured at 2.0GHz+2.0GHz×8(8.0-cores). Also, the "Xiaomi Mi 9 Explorer 256GB"'s CPU is a Qualcomm SM8150 Snapdragon 855, with performance measured at 2.84GHz+2.42GHz+1.78GHz×8(8.0-cores). Comparing CPU performance, the "Xiaomi Mi 9 Explorer 256GB" has higher specs compared to the "Samsung Galaxy A21s 64GB". For that reason, the "Xiaomi Mi 9 Explorer 256GB" allows for more comfortable use of apps, and games that run more smoothly. That's why we recommend the "Xiaomi Mi 9 Explorer 256GB" over the "Samsung Galaxy A21s 64GB".

ScoreCPU specs
Samsung Galaxy A21s 64GB89/1002.0GHz+2.0GHz×8(8.0-cores)
Xiaomi Mi 9 Explorer 256GB98/1002.84GHz+2.42GHz+1.78GHz×8(8.0-cores)

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" is 6.0GB and the weight of the "Xiaomi Mi 9 Explorer 256GB" is 12.0GB. Comparing the devices in terms of RAM, the "Xiaomi Mi 9 Explorer 256GB" has more RAM than the "Samsung Galaxy A21s 64GB", with a difference of about 6GB. For that reason the "Xiaomi Mi 9 Explorer 256GB" allows for smoother multitasking than the "Samsung Galaxy A21s 64GB", and apps are less likely to crash. In addition the "Xiaomi Mi 9 Explorer 256GB" allows for smoother enjoyment of 3D games and VR. For this reason, we recommend the "Xiaomi Mi 9 Explorer 256GB".

ScoreRAM size
Samsung Galaxy A21s 64GB90/1006.0GB
Xiaomi Mi 9 Explorer 256GB99/10012.0GB

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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 "Samsung Galaxy A21s 64GB" is 64.0GB. Also the "Xiaomi Mi 9 Explorer 256GB" is 256.0GB. Regarding storage capacity, the "Xiaomi Mi 9 Explorer 256GB" has a much larger data storage capacity compared to the "Samsung Galaxy A21s 64GB", with a roughly 192GB difference. In terms of the number of pictures you can save and the applications that you can install, the "Xiaomi Mi 9 Explorer 256GB" is superior to the "Samsung Galaxy A21s 64GB". If you are looking for a smartphone that can save more data, we recommend the "Xiaomi Mi 9 Explorer 256GB" over the "Samsung Galaxy A21s 64GB".

ScoreStorage size
Samsung Galaxy A21s 64GB67/10064.0GB
Xiaomi Mi 9 Explorer 256GB91/100256.0GB

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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.

"Samsung Galaxy A21s 64GB" has a 48.0MP main camera. Also, "Xiaomi Mi 9 Explorer 256GB" has a 48.0MP main camera. Comparing rear camera performance, the "Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 256GB" have approximately the same pixel count. As a result, they can both take pictures and shoot videos of roughly the same quality. Therefore, we recommend comparing the two based on other aspects of performance and functionality.

ScoreRear-camera resolution
Samsung Galaxy A21s 64GB97/10048.0MP
Xiaomi Mi 9 Explorer 256GB97/10048.0MP

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 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.

"Samsung Galaxy A21s 64GB" has an 13.0MP front camera and "Xiaomi Mi 9 Explorer 256GB" has an 20.0MP front camera. Comparing rear camera performance, the front camera of the "Xiaomi Mi 9 Explorer 256GB" has a higher pixel count than the "Samsung Galaxy A21s 64GB", with a roughly 7MP difference. As a result, the "Xiaomi Mi 9 Explorer 256GB" is better able to take high quality selfies than the "Samsung Galaxy A21s 64GB", and the pictures will look cleaner when printed. Therefore, we recommend the "Xiaomi Mi 9 Explorer 256GB".

ScoreFront-camera resolution
Samsung Galaxy A21s 64GB71/10013.0MP
Xiaomi Mi 9 Explorer 256GB81/10020.0MP

"Samsung Galaxy A21s 64GB" and "Xiaomi Mi 9 Explorer 256GB", performance comparison by specification sheet

Samsung Galaxy A21s 64GBXiaomi Mi 9 Explorer 256GB
ImageSamsung Galaxy A21s 64GBXiaomi Mi 9 Explorer 256GB
MakerSamsungXiaomi
Release date2020-06-192019-06
ColorBlack/White/Blue/RedTransparent Black
OSAndroidAndroid
Dimensions (width x height x thickness)75.3mm x 163.6mm x 8.9mm74.7mm x 157.5mm x 7.6mm
Weight192.0g173.0g
Display size6.5inch6.39inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)720 x 16001080 x 2340
Pixel density269ppi403ppi
Battery capacity5000.0mAh3300.0mAh
ChipsetExynos 850Qualcomm SM8150 Snapdragon 855
CPU specs2.0GHz+2.0GHz×8(8.0-cores)2.84GHz+2.42GHz+1.78GHz×8(8.0-cores)
RAM size6.0GB12.0GB
Storage size64.0GB256.0GB
Rear-camera resolution48.0MP48.0MP
Front-camera resolution13.0MP20.0MP

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