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Should you buy Xiaomi Poco C31 64GB or Xiaomi Redmi K40 Gaming 256GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2021-09-29 18:22:06

Xiaomi Poco C31 64GBXiaomi Redmi K40 Gaming 256GB
Xiaomi Poco C31 64GBXiaomi Redmi K40 Gaming 256GB

Are you having trouble comparing the differences in features and performance of the "Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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.

Xiaomi Poco C31 64GBXiaomi Redmi K40 Gaming 256GB
Xiaomi Poco C31 64GB

Xiaomi Redmi K40 Gaming 256GB

General rating:

58.7/100

(The - of all smartphones)

75.1/100

(The - of all smartphones)

Holding comfort
57/100
58/100
Weight
52/100
49/100
Screen size
90/100
91/100
Display quality
53/100
83/100
Battery life
- /100
- /100
Processing power
88/100
99/100
Memory capacity
70/100
99/100
Storage capacity
67/100
91/100
Rear camera performance
61/100
100/100
Front camera performance
50/100
75/100

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 256GB", performance comparison

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" has a width of 77.1mm, a length of 164.9mm, and a thickness of 9.0mm. Also, the "Xiaomi Redmi K40 Gaming 256GB" has a width of 76.9mm, a length of 161.9mm, and a thickness of 8.3mm.

Comparing the width and thickness of the body, there isn't much difference between the "Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" and the "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" and the "Xiaomi Redmi K40 Gaming 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)
Xiaomi Poco C31 64GB57/10077.1mm x 164.9mm x 9.0mm
Xiaomi Redmi K40 Gaming 256GB58/10076.9mm x 161.9mm x 8.3mm

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" is about 194.0g, and the weight of the "Xiaomi Redmi K40 Gaming 256GB" is about 205.0g. Comparing the weight of the two devices, there isn't much difference in weight between the "Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 256GB". That's why the likelihood of fatigue in the fingers and wrists after extended use 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.

ScoreWeight
Xiaomi Poco C31 64GB52/100194.0g
Xiaomi Redmi K40 Gaming 256GB49/100205.0g

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" has a 6.53inch display. Also, the "Xiaomi Redmi K40 Gaming 256GB" has a 6.67inch display. Comparing the screen size, there is a negligible difference in screen size between the "Xiaomi Poco C31 64GB" and the "Xiaomi Redmi K40 Gaming 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
Xiaomi Poco C31 64GB90/1006.53inch
Xiaomi Redmi K40 Gaming 256GB91/1006.67inch

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" is 720 x 1600, and pixel density is 268ppi. Also, the resolution on the "Xiaomi Redmi K40 Gaming 256GB" is 1080 x 2400, and pixel density is 394ppi. Comparing the pixel count, the "Xiaomi Redmi K40 Gaming 256GB" has much higher pixel density than the "Xiaomi Poco C31 64GB", with a difference of roughly 126ppi. In terms of having better picture quality and exerting less strain on the eyes, the "Xiaomi Redmi K40 Gaming 256GB" is superior to the "Xiaomi Poco C31 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 Redmi K40 Gaming 256GB" over the "Xiaomi Poco C31 64GB".

ScorePixel density
Xiaomi Poco C31 64GB53/100268ppi
Xiaomi Redmi K40 Gaming 256GB83/100394ppi

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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.

ScoreBattery capacity
Xiaomi Poco C31 64GB - /100
Xiaomi Redmi K40 Gaming 256GB - /100

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB"'s CPU is a MediaTek Helio G35, with performance measured at 2.3GHz+1.8GHz×8(8.0-cores). Also, the "Xiaomi Redmi K40 Gaming 256GB"'s CPU is a MediaTek MT6893 Dimensity 1200 5G, with performance measured at 3.0GHz+2.6GHz+2.0GHz×8(8.0-cores). Comparing CPU performance, the "Xiaomi Redmi K40 Gaming 256GB" has considerably higher specs than the "Xiaomi Poco C31 64GB". In terms of being able to comfortably play games and run apps smoothly, the "Xiaomi Redmi K40 Gaming 256GB" is superior to the "Xiaomi Poco C31 64GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "Xiaomi Redmi K40 Gaming 256GB" over the "Xiaomi Poco C31 64GB".

ScoreCPU specs
Xiaomi Poco C31 64GB88/1002.3GHz+1.8GHz×8(8.0-cores)
Xiaomi Redmi K40 Gaming 256GB99/1003.0GHz+2.6GHz+2.0GHz×8(8.0-cores)

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" is 4.0GB and the weight of the "Xiaomi Redmi K40 Gaming 256GB" is 12.0GB. Comparing the devices in terms of RAM, the "Xiaomi Redmi K40 Gaming 256GB" has a significantly larger amount of RAM than the "Xiaomi Poco C31 64GB", with a difference of about 8GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "Xiaomi Redmi K40 Gaming 256GB" is superior to the "Xiaomi Poco C31 64GB". If you're looking for a smart phone that can run multiple apps simultaneously with stability and also allows you to comfortably enjoy 3D games and VR, then we recommend purchasing the "Xiaomi Redmi K40 Gaming 256GB" over the "Xiaomi Poco C31 64GB".

ScoreRAM size
Xiaomi Poco C31 64GB70/1004.0GB
Xiaomi Redmi K40 Gaming 256GB99/10012.0GB

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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 "Xiaomi Poco C31 64GB" is 64.0GB. Also the "Xiaomi Redmi K40 Gaming 256GB" is 256.0GB. Regarding storage capacity, the "Xiaomi Redmi K40 Gaming 256GB" has a much larger data storage capacity compared to the "Xiaomi Poco C31 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 Redmi K40 Gaming 256GB" is superior to the "Xiaomi Poco C31 64GB". If you are looking for a smartphone that can save more data, we recommend the "Xiaomi Redmi K40 Gaming 256GB" over the "Xiaomi Poco C31 64GB".

ScoreStorage size
Xiaomi Poco C31 64GB67/10064.0GB
Xiaomi Redmi K40 Gaming 256GB91/100256.0GB

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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.

"Xiaomi Poco C31 64GB" has a 13.0MP main camera. Also, "Xiaomi Redmi K40 Gaming 256GB" has a 64.0MP main camera. Comparing rear camera performance, the "Xiaomi Redmi K40 Gaming 256GB" has a much higher pixel count compared to the "Xiaomi Poco C31 64GB", with a roughly 51MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Xiaomi Redmi K40 Gaming 256GB" is superior to the "Xiaomi Poco C31 64GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Xiaomi Redmi K40 Gaming 256GB" over the "Xiaomi Poco C31 64GB".

ScoreRear-camera resolution
Xiaomi Poco C31 64GB61/10013.0MP
Xiaomi Redmi K40 Gaming 256GB100/10064.0MP

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 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.

"Xiaomi Poco C31 64GB" has an 5.0MP front camera and "Xiaomi Redmi K40 Gaming 256GB" has an 16.0MP front camera. Comparing rear camera performance, the front camera of the "Xiaomi Redmi K40 Gaming 256GB" has a much higher pixel count compared to the "Xiaomi Poco C31 64GB", with a roughly 11MP difference. As a result, the "Xiaomi Redmi K40 Gaming 256GB" is more suited than the "Xiaomi Poco C31 64GB" 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 "Xiaomi Redmi K40 Gaming 256GB" over the "Xiaomi Poco C31 64GB".

ScoreFront-camera resolution
Xiaomi Poco C31 64GB50/1005.0MP
Xiaomi Redmi K40 Gaming 256GB75/10016.0MP

"Xiaomi Poco C31 64GB" and "Xiaomi Redmi K40 Gaming 256GB", performance comparison by specification sheet

Xiaomi Poco C31 64GBXiaomi Redmi K40 Gaming 256GB
ImageXiaomi Poco C31 64GBXiaomi Redmi K40 Gaming 256GB
MakerXiaomiXiaomi
Release date2021-10-022021-04-30
ColorRoyal Blue/Shadow GrayBlack/Gray/Silver/Bruce Lee Yellow
OSAndroidAndroid
Dimensions (width x height x thickness)77.1mm x 164.9mm x 9.0mm76.9mm x 161.9mm x 8.3mm
Weight194.0g205.0g
Display size6.53inch6.67inch
Display typeIPS LCDOLED
Screen resolution (width x height)720 x 16001080 x 2400
Pixel density268ppi394ppi
ChipsetMediaTek Helio G35MediaTek MT6893 Dimensity 1200 5G
CPU specs2.3GHz+1.8GHz×8(8.0-cores)3.0GHz+2.6GHz+2.0GHz×8(8.0-cores)
RAM size4.0GB12.0GB
Storage size64.0GB256.0GB
Rear-camera resolution13.0MP64.0MP
Front-camera resolution5.0MP16.0MP

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