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Which should you buy, the LG K31 (2020) 32GB or vivo X30 (2019) 256GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2020-08-20 19:18:32

LG K31 (2020) 32GBvivo X30 (2019) 256GB
LG K31 (2020) 32GBvivo X30 (2019) 256GB

Here's our thorough comparison of the difference in performance and function between the "LG K31 (2020) 32GB" and "vivo X30 (2019) 256GB". Which one should you buy? We'll compare and explain what differs between the "LG K31 (2020) 32GB" and "vivo X30 (2019) 256GB" in a way that even people who aren't used to choosing between two similar products can understand.

LG K31 (2020) 32GBvivo X30 (2019) 256GB
LG K31 (2020) 32GB

vivo X30 (2019) 256GB

General rating:

59.1/100

(The 4877th of all smartphones)

78.7/100

(The 3075th of all smartphones)

Holding comfort
68/100
62/100
Weight
71/100
51/100
Screen size
85/100
90/100
Display quality
60/100
85/100
Battery life
65/100
81/100
Processing power
72/100
92/100
Memory capacity
50/100
93/100
Storage capacity
55/100
91/100
Rear camera performance
61/100
100/100
Front camera performance
50/100
97/100

"LG K31 (2020) 32GB" and "vivo X30 (2019) 256GB", performance comparison

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" has a width of 71.1mm, a length of 147.8mm, and a thickness of 8.6mm. Also, the "vivo X30 (2019) 256GB" has a width of 74.1mm, a length of 158.5mm, and a thickness of 8.8mm.

Comparing the width and thickness of the body, the "LG K31 (2020) 32GB" is smaller and more compact compared to the "vivo X30 (2019) 256GB". For that reason, the "LG K31 (2020) 32GB" is easier to grip firmly and carry one-handed than the "vivo X30 (2019) 256GB". For that reason, we recommend the "LG K31 (2020) 32GB".

Comparing the width and thickness of the body, there isn't a large difference in size between the "LG K31 (2020) 32GB" and the "vivo X30 (2019) 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, the "LG K31 (2020) 32GB" has a large size compared to the "vivo X30 (2019) 256GB". For that reason the "LG K31 (2020) 32GB" is a size that is easier to use in one hand and comfortably carry than the "vivo X30 (2019) 256GB". That's why we recommend the "LG K31 (2020) 32GB".

ScoreDimensions (width x height x thickness)
LG K31 (2020) 32GB68/10071.1mm x 147.8mm x 8.6mm
vivo X30 (2019) 256GB62/10074.1mm x 158.5mm x 8.8mm

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" is about 146.0g, and the weight of the "vivo X30 (2019) 256GB" is about 196.5g. Comparing the weight of the two devices, the "LG K31 (2020) 32GB" is a considerably lighter smart phone than the "vivo X30 (2019) 256GB", and there is a difference of about 50.5g. In terms of the burden placed upon your fingers and wrist, the "LG K31 (2020) 32GB" is superior to the "vivo X30 (2019) 256GB". If you are going for a smart phone that won't lead to hand fatigue even after extended use, and is less likely to place a burden on your fingers, we recommend purchasing the "LG K31 (2020) 32GB" over the "vivo X30 (2019) 256GB".

ScoreWeight
LG K31 (2020) 32GB71/100146.0g
vivo X30 (2019) 256GB51/100196.5g

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" has a 5.7inch display. Also, the "vivo X30 (2019) 256GB" has a 6.44inch display. Comparing the screen size, the "vivo X30 (2019) 256GB" has a larger screen compared to the "LG K31 (2020) 32GB", with a roughly 0.74inch difference. As a result, the user is less likely to mistap when using apps on the "vivo X30 (2019) 256GB" than on the "LG K31 (2020) 32GB", and is also able to enjoy videos and games on a larger screen. Therefore, we recommend the "vivo X30 (2019) 256GB".

ScoreDisplay size
LG K31 (2020) 32GB85/1005.7inch
vivo X30 (2019) 256GB90/1006.44inch

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" is 720 x 1520, and pixel density is 295ppi. Also, the resolution on the "vivo X30 (2019) 256GB" is 1080 x 2400, and pixel density is 408ppi. Comparing the pixel count, the "vivo X30 (2019) 256GB" has much higher pixel density than the "LG K31 (2020) 32GB", with a difference of roughly 113ppi. In terms of having better picture quality and exerting less strain on the eyes, the "vivo X30 (2019) 256GB" is superior to the "LG K31 (2020) 32GB". If you are looking for a smartphone that is easy on the eyes, displaying texts and pictures clearly without any blurring, we recommend the "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScorePixel density
LG K31 (2020) 32GB60/100295ppi
vivo X30 (2019) 256GB85/100408ppi

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" is 3000.0mAh, and the "vivo X30 (2019) 256GB" is 4350.0mAh. Regarding battery capacity, the "vivo X30 (2019) 256GB" has greater battery capacity than the "LG K31 (2020) 32GB", with a 1350mAh difference. Since the "vivo X30 (2019) 256GB" can be used for longer periods without recharging than the "LG K31 (2020) 32GB", it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScoreBattery capacity
LG K31 (2020) 32GB65/1003000.0mAh
vivo X30 (2019) 256GB81/1004350.0mAh

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB"'s CPU is a Mediatek MT6762 Helio P22, with performance measured at 2.0GHz×8(8.0-cores). Also, the "vivo X30 (2019) 256GB"'s CPU is a Exynos 980, with performance measured at 2.2GHz+1.8GHz×8(8.0-cores). Comparing CPU performance, the "vivo X30 (2019) 256GB" has considerably higher specs than the "LG K31 (2020) 32GB". In terms of being able to comfortably play games and run apps smoothly, the "vivo X30 (2019) 256GB" is superior to the "LG K31 (2020) 32GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScoreCPU specs
LG K31 (2020) 32GB72/1002.0GHz×8(8.0-cores)
vivo X30 (2019) 256GB92/1002.2GHz+1.8GHz×8(8.0-cores)

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" is 2.0GB and the weight of the "vivo X30 (2019) 256GB" is 8.0GB. Comparing the devices in terms of RAM, the "vivo X30 (2019) 256GB" has a significantly larger amount of RAM than the "LG K31 (2020) 32GB", with a difference of about 6GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "vivo X30 (2019) 256GB" is superior to the "LG K31 (2020) 32GB". 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 "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScoreRAM size
LG K31 (2020) 32GB50/1002.0GB
vivo X30 (2019) 256GB93/1008.0GB

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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 "LG K31 (2020) 32GB" is 32.0GB. Also the "vivo X30 (2019) 256GB" is 256.0GB. Regarding storage capacity, the "vivo X30 (2019) 256GB" has a much larger data storage capacity compared to the "LG K31 (2020) 32GB", with a roughly 224GB difference. In terms of the number of pictures you can save and the applications that you can install, the "vivo X30 (2019) 256GB" is superior to the "LG K31 (2020) 32GB". If you are looking for a smartphone that can save more data, we recommend the "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScoreStorage size
LG K31 (2020) 32GB55/10032.0GB
vivo X30 (2019) 256GB91/100256.0GB

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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.

"LG K31 (2020) 32GB" has a 13.0MP main camera. Also, "vivo X30 (2019) 256GB" has a 64.0MP main camera. Comparing rear camera performance, the "vivo X30 (2019) 256GB" has a much higher pixel count compared to the "LG K31 (2020) 32GB", with a roughly 51MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "vivo X30 (2019) 256GB" is superior to the "LG K31 (2020) 32GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScoreRear-camera resolution
LG K31 (2020) 32GB61/10013.0MP
vivo X30 (2019) 256GB100/10064.0MP

"LG K31 (2020) 32GB" and "vivo X30 (2019) 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.

"LG K31 (2020) 32GB" has an 5.0MP front camera and "vivo X30 (2019) 256GB" has an 32.0MP front camera. Comparing rear camera performance, the front camera of the "vivo X30 (2019) 256GB" has a much higher pixel count compared to the "LG K31 (2020) 32GB", with a roughly 27MP difference. As a result, the "vivo X30 (2019) 256GB" is more suited than the "LG K31 (2020) 32GB" 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 "vivo X30 (2019) 256GB" over the "LG K31 (2020) 32GB".

ScoreFront-camera resolution
LG K31 (2020) 32GB50/1005.0MP
vivo X30 (2019) 256GB97/10032.0MP

"LG K31 (2020) 32GB" and "vivo X30 (2019) 256GB", performance comparison by specification sheet

LG K31 (2020) 32GBvivo X30 (2019) 256GB
ImageLG K31 (2020) 32GBvivo X30 (2019) 256GB
MakerLGvivo
Release date2020-08-212019-12-28
ColorSilverBlack/Peach/Light Blue
OSAndroidAndroid
Dimensions (width x height x thickness)71.1mm x 147.8mm x 8.6mm74.1mm x 158.5mm x 8.8mm
Weight146.0g196.5g
Display size5.7inch6.44inch
Display typeIPS LCDSuper AMOLED
Screen resolution (width x height)720 x 15201080 x 2400
Pixel density295ppi408ppi
Battery capacity3000.0mAh4350.0mAh
ChipsetMediatek MT6762 Helio P22Exynos 980
CPU specs2.0GHz×8(8.0-cores)2.2GHz+1.8GHz×8(8.0-cores)
RAM size2.0GB8.0GB
Storage size32.0GB256.0GB
Rear-camera resolution13.0MP64.0MP
Front-camera resolution5.0MP32.0MP

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