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LG K71 (2020) 128GB vs vivo Y91 (2018) 32GB: Which is the best?

Created date: 2020-10-06 16:48:49

LG K71 (2020) 128GBvivo Y91 (2018) 32GB
LG K71 (2020) 128GBvivo Y91 (2018) 32GB

Here's our thorough comparison of the difference in performance and function between the "LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB". Which one should you buy? We'll compare and explain what differs between the "LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB" in a way that even people who aren't used to choosing between two similar products can understand.

LG K71 (2020) 128GBvivo Y91 (2018) 32GB
LG K71 (2020) 128GB

vivo Y91 (2018) 32GB

General rating:
Holding comfortrating-image2.8
56/100
rating-image3.1
62/100
Weightrating-image2.4
47/100
rating-image3.2
64/100
Screen sizerating-image4.6
91/100
rating-image4.5
90/100
Display qualityrating-image4.2
83/100
rating-image2.7
54/100
Battery liferating-image
- /100
rating-image4.0
80/100
Processing powerrating-image4.4
88/100
rating-image3.6
71/100
Memory capacityrating-image3.5
70/100
rating-image3.0
60/100
Storage capacityrating-image4.5
90/100
rating-image2.8
55/100
Rear camera performancerating-image4.9
97/100
rating-image3.1
61/100
Front camera performancerating-image4.9
97/100
rating-image2.9
58/100

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", performance comparison

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB" 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 K71 (2020) 128GB" has a width of 77.7mm, a length of 171.4mm, and a thickness of 8.7mm. Also, the "vivo Y91 (2018) 32GB" has a width of 75.1mm, a length of 155.1mm, and a thickness of 8.3mm.

Comparing the width and thickness of the body, the "vivo Y91 (2018) 32GB" is smaller and more compact compared to the "LG K71 (2020) 128GB". For that reason, the "vivo Y91 (2018) 32GB" is easier to grip firmly and carry one-handed than the "LG K71 (2020) 128GB". For that reason, we recommend the "vivo Y91 (2018) 32GB".

Comparing the width and thickness of the body, the "vivo Y91 (2018) 32GB" is a more compact size than the "LG K71 (2020) 128GB". For that reason the "vivo Y91 (2018) 32GB" has higher one-handed operability, and has greater portability, being less likely to get in the way when being carried. For these reasons, we recommend the "vivo Y91 (2018) 32GB".

Comparing the overall size of the two devices, the "vivo Y91 (2018) 32GB" has a large size compared to the "LG K71 (2020) 128GB". For that reason the "vivo Y91 (2018) 32GB" is a size that is easier to use in one hand and comfortably carry than the "LG K71 (2020) 128GB". That's why we recommend the "vivo Y91 (2018) 32GB".

ScoreDimensions (width x height x thickness)
LG K71 (2020) 128GB56/10077.7mm x 171.4mm x 8.7mm
vivo Y91 (2018) 32GB62/10075.1mm x 155.1mm x 8.3mm

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB" is about 220.0g, and the weight of the "vivo Y91 (2018) 32GB" is about 163.5g. Comparing the weight of the two devices, the "vivo Y91 (2018) 32GB" is a considerably lighter smart phone than the "LG K71 (2020) 128GB", and there is a difference of about 56.5g. In terms of the burden placed upon your fingers and wrist, the "vivo Y91 (2018) 32GB" is superior to the "LG K71 (2020) 128GB". 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 "vivo Y91 (2018) 32GB" over the "LG K71 (2020) 128GB".

ScoreWeight
LG K71 (2020) 128GB47/100220.0g
vivo Y91 (2018) 32GB64/100163.5g

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB" has a 6.8inch display. Also, the "vivo Y91 (2018) 32GB" has a 6.22inch display. Comparing the screen size, there is a negligible difference in screen size between the "LG K71 (2020) 128GB" and the "vivo Y91 (2018) 32GB". 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
LG K71 (2020) 128GB91/1006.8inch
vivo Y91 (2018) 32GB90/1006.22inch

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB" is 1080 x 2460, and pixel density is 395ppi. Also, the resolution on the "vivo Y91 (2018) 32GB" is 720 x 1520, and pixel density is 270ppi. Comparing the pixel count, the "LG K71 (2020) 128GB" has much higher pixel density than the "vivo Y91 (2018) 32GB", with a difference of roughly 125ppi. In terms of having better picture quality and exerting less strain on the eyes, the "LG K71 (2020) 128GB" is superior to the "vivo Y91 (2018) 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 "LG K71 (2020) 128GB" over the "vivo Y91 (2018) 32GB".

ScorePixel density
LG K71 (2020) 128GB83/100395ppi
vivo Y91 (2018) 32GB54/100270ppi

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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
LG K71 (2020) 128GB - /100
vivo Y91 (2018) 32GB80/1004030.0mAh

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB"'s CPU is a Mediatek MT6765 Helio P35, with performance measured at 2.3GHz+1.8GHz×8(8.0-cores). Also, the "vivo Y91 (2018) 32GB"'s CPU is a Qualcomm SDM439 Snapdragon 439, with performance measured at 1.95GHz+1.45GHz×8(8.0-cores). Comparing CPU performance, the "LG K71 (2020) 128GB" has considerably higher specs than the "vivo Y91 (2018) 32GB". In terms of being able to comfortably play games and run apps smoothly, the "LG K71 (2020) 128GB" is superior to the "vivo Y91 (2018) 32GB". If you're going for a high spec smart phone that runs smoothly and comfortably handles games, we recommend purchasing the "LG K71 (2020) 128GB" over the "vivo Y91 (2018) 32GB".

ScoreCPU specs
LG K71 (2020) 128GB88/1002.3GHz+1.8GHz×8(8.0-cores)
vivo Y91 (2018) 32GB71/1001.95GHz+1.45GHz×8(8.0-cores)

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB" is 4.0GB and the weight of the "vivo Y91 (2018) 32GB" is 3.0GB. Comparing the devices in terms of RAM, the "LG K71 (2020) 128GB" has a significantly larger amount of RAM than the "vivo Y91 (2018) 32GB", with a difference of about 1GB. In terms of the unlikeliness of crashing and the ease of multitasking, 3D games and VR, the "LG K71 (2020) 128GB" is superior to the "vivo Y91 (2018) 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 "LG K71 (2020) 128GB" over the "vivo Y91 (2018) 32GB".

ScoreRAM size
LG K71 (2020) 128GB70/1004.0GB
vivo Y91 (2018) 32GB60/1003.0GB

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB" is 128.0GB. Also the "vivo Y91 (2018) 32GB" is 32.0GB. Regarding storage capacity, the "LG K71 (2020) 128GB" has a much larger data storage capacity compared to the "vivo Y91 (2018) 32GB", with a roughly 96GB difference. In terms of the number of pictures you can save and the applications that you can install, the "LG K71 (2020) 128GB" is superior to the "vivo Y91 (2018) 32GB". If you are looking for a smartphone that can save more data, we recommend the "LG K71 (2020) 128GB" over the "vivo Y91 (2018) 32GB".

ScoreStorage size
LG K71 (2020) 128GB90/100128.0GB
vivo Y91 (2018) 32GB55/10032.0GB

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB" 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 K71 (2020) 128GB" has a 48.0MP main camera. Also, "vivo Y91 (2018) 32GB" has a 13.0MP main camera. Comparing rear camera performance, the "LG K71 (2020) 128GB" has a much higher pixel count compared to the "vivo Y91 (2018) 32GB", with a roughly 35MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "LG K71 (2020) 128GB" is superior to the "vivo Y91 (2018) 32GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "LG K71 (2020) 128GB" over the "vivo Y91 (2018) 32GB".

ScoreRear-camera resolution
LG K71 (2020) 128GB97/10048.0MP
vivo Y91 (2018) 32GB61/10013.0MP

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", 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 K71 (2020) 128GB" has an 32.0MP front camera and "vivo Y91 (2018) 32GB" has an 8.0MP front camera. Comparing rear camera performance, the front camera of the "LG K71 (2020) 128GB" has a much higher pixel count compared to the "vivo Y91 (2018) 32GB", with a roughly 24MP difference. As a result, the "LG K71 (2020) 128GB" is more suited than the "vivo Y91 (2018) 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 "LG K71 (2020) 128GB" over the "vivo Y91 (2018) 32GB".

ScoreFront-camera resolution
LG K71 (2020) 128GB97/10032.0MP
vivo Y91 (2018) 32GB58/1008.0MP

"LG K71 (2020) 128GB" and "vivo Y91 (2018) 32GB", performance comparison by specification sheet

LG K71 (2020) 128GBvivo Y91 (2018) 32GB
ImageLG K71 (2020) 128GBvivo Y91 (2018) 32GB
MakerLGvivo
Release date2020-09-212018-11
ColorWhiteStarry Black/Ocean Blue
OSAndroidAndroid
Dimensions (width x height x thickness)77.7mm x 171.4mm x 8.7mm75.1mm x 155.1mm x 8.3mm
Weight220.0g163.5g
Display size6.8inch6.22inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)1080 x 2460720 x 1520
Pixel density395ppi270ppi
ChipsetMediatek MT6765 Helio P35Qualcomm SDM439 Snapdragon 439
CPU specs2.3GHz+1.8GHz×8(8.0-cores)1.95GHz+1.45GHz×8(8.0-cores)
RAM size4.0GB3.0GB
Storage size128.0GB32.0GB
Rear-camera resolution48.0MP13.0MP
Front-camera resolution32.0MP8.0MP

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