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Which is better, Infinix Smart 4 16GB or vivo Y91 (Mediatek) 64GB? We compared their features and specs in detail

Created date: 2019-11-28 17:33:12, Updated date: 2021-10-20 17:26:52

Infinix Smart 4 16GBvivo Y91 (Mediatek) 64GB
Infinix Smart 4 16GBvivo Y91 (Mediatek) 64GB

Are you having trouble comparing the differences in features and performance of the "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB", 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.

Infinix Smart 4 16GBvivo Y91 (Mediatek) 64GB
Infinix Smart 4 16GB

vivo Y91 (Mediatek) 64GB

General rating:

51.9/100

(The 3871th of all smartphones)

63.5/100

(The 3619th of all smartphones)

Portability
60/100
62/100
Weight
57/100
64/100
Size of screen
91/100
90/100
Screen clarity
53/100
54/100
Battery duration
80/100
80/100
Processing capability
27/100
88/100
Memory capacity
20/100
60/100
Storage capacity
50/100
67/100
Rear camera function
50/100
61/100
Front camera function
50/100
58/100

Compare Performance and Usability

Size comparison of "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB". Which one would you choose?

Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.

The "Infinix Smart 4 16GB" is 76.0mm wide, 167.0mm tall, and 8.3mm thick. The "vivo Y91 (Mediatek) 64GB" is 75.1mm tall, 155.1mm wide, and 8.3mm thick.

There is no real difference between the "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB" when comparing their width, thickness, and slimness; they are both around the same in terms of one-handed ease of use and carry. Because of this, it is better to compare them based on other aspects of performance and function.

Comparing the width and height of the main unit, the "vivo Y91 (Mediatek) 64GB" is smaller and more compact than the "Infinix Smart 4 16GB". As a result, the "vivo Y91 (Mediatek) 64GB" is easier to operate with one hand and it is more portable without getting in your way than the "Infinix Smart 4 16GB". Therefore, the "vivo Y91 (Mediatek) 64GB" is recommended.

When comparing their sizes as a whole, there is no real difference between the "Infinix Smart 4 16GB"and "vivo Y91 (Mediatek) 64GB". Thus they are roughly the same in terms of ease of carry and one-handed use. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDimensions (width x height x thickness)
Infinix Smart 4 16GB60/10076.0mm x 167.0mm x 8.3mm
vivo Y91 (Mediatek) 64GB62/10075.1mm x 155.1mm x 8.3mm

Which one is easier to hold, "Infinix Smart 4 16GB" or "vivo Y91 (Mediatek) 64GB"? Compare weight

The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.

The "Infinix Smart 4 16GB" weighs 183.0g. The "vivo Y91 (Mediatek) 64GB" clocks in at 163.5g. Comparing the weight of the main unit, the "vivo Y91 (Mediatek) 64GB" is a lighter phone than the "Infinix Smart 4 16GB", with a difference of approximately 19.5g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "vivo Y91 (Mediatek) 64GB" compared to the "Infinix Smart 4 16GB". For this reason, the "vivo Y91 (Mediatek) 64GB" is recommended.

ScoreWeight
Infinix Smart 4 16GB57/100183.0g
vivo Y91 (Mediatek) 64GB64/100163.5g

Which is better in terms of display, "Infinix Smart 4 16GB" or "vivo Y91 (Mediatek) 64GB"?

Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.

The screen size on the "Infinix Smart 4 16GB" is 6.6inch, and 6.22inch on the "vivo Y91 (Mediatek) 64GB". The screens of the "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB" are roughly the same size, and so the ease of pressing app buttons are the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDisplay size
Infinix Smart 4 16GB91/1006.6inch
vivo Y91 (Mediatek) 64GB90/1006.22inch

Which one has a better display, "Infinix Smart 4 16GB" or "vivo Y91 (Mediatek) 64GB"?

Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.

The screen on the "Infinix Smart 4 16GB" has a 720 x 1600 resolution and a pixel density of 265ppi. The "vivo Y91 (Mediatek) 64GB", on the other hand, has a screen resolution of 720 x 1520 and a pixel density of 270ppi. There is not much of a difference in the pixel resolutions of the "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB", so they are about the same in terms of clarity of image and gentleness on the eyes. For this reason it is better to compare them based on other aspects of performance and function.

ScorePixel density
Infinix Smart 4 16GB53/100265ppi
vivo Y91 (Mediatek) 64GB54/100270ppi

How is the battery duration of "Infinix Smart 4 16GB" different from that of "vivo Y91 (Mediatek) 64GB" ? See the differences

Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.

The "Infinix Smart 4 16GB" has a battery capacity of 4000.0mAh, while the "vivo Y91 (Mediatek) 64GB" has a 4030.0mAh battery. The batteries of both the "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB" perform to the same extent. There is also no difference in the battery capacities of the "Infinix Smart 4 16GB" and the "vivo Y91 (Mediatek) 64GB". Since their battery life is practically identical, it would be better to compare them based on other aspects of performance and function.

ScoreBattery capacity
Infinix Smart 4 16GB80/1004000.0mAh
vivo Y91 (Mediatek) 64GB80/1004030.0mAh

Which is better in terms of CPU function, "Infinix Smart 4 16GB" or "vivo Y91 (Mediatek) 64GB"?

Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.

The "Infinix Smart 4 16GB" is equipped with a Mediatek MT6761 Helio A22 processor, and its performance speed is 2.0GHz×4(4.0-cores). The "vivo Y91 (Mediatek) 64GB" uses an Mediatek MT6762 Helio P22 CPU that performs at a speed of 2.0GHz×8(8.0-cores). Comparing CPU performance, the "vivo Y91 (Mediatek) 64GB" has significantly higher specs than the "Infinix Smart 4 16GB". The "vivo Y91 (Mediatek) 64GB" proves to be more advanced than the "Infinix Smart 4 16GB" in the way that apps run quickly and games play smoothly. If you're looking for a high-spec smartphone that runs quickly and plays games smoothly, we recommend that you buy the "vivo Y91 (Mediatek) 64GB" rather than the "Infinix Smart 4 16GB".

ScoreCPU specs
Infinix Smart 4 16GB27/1002.0GHz×4(4.0-cores)
vivo Y91 (Mediatek) 64GB88/1002.0GHz×8(8.0-cores)

How is "Infinix Smart 4 16GB" different from "vivo Y91 (Mediatek) 64GB" in terms of memory capacity?

Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.

The "Infinix Smart 4 16GB" has 1.0GB of memory. The "vivo Y91 (Mediatek) 64GB", on the other hand, has 3.0GB. As for memory performance, the "vivo Y91 (Mediatek) 64GB" has a larger memory capacity than the "Infinix Smart 4 16GB", with a difference of about 2GB. The "vivo Y91 (Mediatek) 64GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Infinix Smart 4 16GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "vivo Y91 (Mediatek) 64GB" rather than the "Infinix Smart 4 16GB".

ScoreRAM size
Infinix Smart 4 16GB20/1001.0GB
vivo Y91 (Mediatek) 64GB60/1003.0GB

Which has a better storage capacity, "Infinix Smart 4 16GB" or "vivo Y91 (Mediatek) 64GB"?

Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.

The "Infinix Smart 4 16GB" has 16.0GB of storage, while the "vivo Y91 (Mediatek) 64GB" has 64.0GB. In terms of ROM and data storage, the "vivo Y91 (Mediatek) 64GB" has a much larger capacity than the "Infinix Smart 4 16GB", with a difference of about 48GB. The "vivo Y91 (Mediatek) 64GB" can save more photos and keep more apps installed than the "Infinix Smart 4 16GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "vivo Y91 (Mediatek) 64GB" rather than the "Infinix Smart 4 16GB".

ScoreStorage size
Infinix Smart 4 16GB50/10016.0GB
vivo Y91 (Mediatek) 64GB67/10064.0GB

Compare the rear cameras of "Infinix Smart 4 16GB" and "vivo Y91 (Mediatek) 64GB". Which one has better picture quality?

One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.

The main camera on the "Infinix Smart 4 16GB" has 8.0MP. The "vivo Y91 (Mediatek) 64GB" has 13.0MP. The rear-facing camera of the "vivo Y91 (Mediatek) 64GB" also has a higher pixel count than the "Infinix Smart 4 16GB", with a difference of about 5MP. The "vivo Y91 (Mediatek) 64GB" is more capable than the "Infinix Smart 4 16GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "vivo Y91 (Mediatek) 64GB" rather than the "Infinix Smart 4 16GB".

ScoreRear-camera resolution
Infinix Smart 4 16GB50/1008.0MP
vivo Y91 (Mediatek) 64GB61/10013.0MP

Which has a front camera with better picture quality, "Infinix Smart 4 16GB" or "vivo Y91 (Mediatek) 64GB"?

One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.

The forward-facing camera on the "Infinix Smart 4 16GB" has a resolution of 5.0MP. The "vivo Y91 (Mediatek) 64GB"'s has 8.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "vivo Y91 (Mediatek) 64GB" is higher than the "Infinix Smart 4 16GB", with a difference of approximately 3MP. For this reason, it is possible to take higher quality selfies and make clear prints with the "vivo Y91 (Mediatek) 64GB" than the "Infinix Smart 4 16GB". Therefore, the "vivo Y91 (Mediatek) 64GB" is recommended.

ScoreFront-camera resolution
Infinix Smart 4 16GB50/1005.0MP
vivo Y91 (Mediatek) 64GB58/1008.0MP

Compare Performance Specs

Infinix Smart 4 16GBvivo Y91 (Mediatek) 64GB
ImageInfinix Smart 4 16GBvivo Y91 (Mediatek) 64GB
MakerInfinixvivo
Release date2019-102019-01
ColorMidnight Black/Quetzal Cyan/Cosmic PurpleStarry Black/Ocean Blue
OSAndroidAndroid
Dimensions (width x height x thickness)76.0mm x 167.0mm x 8.3mm75.1mm x 155.1mm x 8.3mm
Weight183.0g163.5g
Display size6.6inch6.22inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)720 x 1600720 x 1520
Pixel density265ppi270ppi
Battery capacity4000.0mAh4030.0mAh
ChipsetMediatek MT6761 Helio A22Mediatek MT6762 Helio P22
CPU specs2.0GHz×4(4.0-cores)2.0GHz×8(8.0-cores)
RAM size1.0GB3.0GB
Storage size16.0GB64.0GB
Rear-camera resolution8.0MP13.0MP
Front-camera resolution5.0MP8.0MP

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