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Vivo NEX S (2018) 256GB vs vivo Y81i (2018) 16GB: Which is the best?

Created date: 2018-11-18 10:13:14, Updated date: 2020-04-16 19:45:53

vivo NEX S (2018) 256GBvivo Y81i (2018) 16GB
vivo NEX S (2018) 256GBvivo Y81i (2018) 16GB

Are you having trouble comparing the differences in features and performance of the "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB", 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.

vivo NEX S (2018) 256GBvivo Y81i (2018) 16GB
vivo NEX S (2018) 256GB

vivo Y81i (2018) 16GB

General rating:
Portabilityrating-image3.0
77.0mm x 162.0mm x 8.0mm
rating-image3.1
75.0mm x 155.1mm x 7.8mm
Weightrating-image2.5
199.0g
rating-image3.7
143.0g
Size of screenrating-image4.5
6.59inch
rating-image4.5
6.22inch
Screen clarityrating-image4.1
387ppi
rating-image2.7
270ppi
Battery durationrating-image4.0
4000.0mAh
rating-image3.4
3260.0mAh
Processing capabilityrating-image4.7
2.7GHz+1.7GHz×8(8.0-cores)
rating-image2.6
2.0GHz×4(4.0-cores)
Memory capacityrating-image4.7
8.0GB
rating-image2.5
2.0GB
Storage capacityrating-image4.6
256.0GB
rating-image2.5
16.0GB
Rear camera functionrating-image3.0
12.0MP
rating-image3.1
13.0MP
Front camera functionrating-image2.9
8.0MP
rating-image2.5
5.0MP

Compare Performance and Usability

Size comparison of "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB". 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 "vivo NEX S (2018) 256GB" is 77.0mm wide, 162.0mm tall, and 8.0mm thick. The "vivo Y81i (2018) 16GB" is 75.0mm tall, 155.1mm wide, and 7.8mm thick.

There is no real difference between the "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB" 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.

There is no real difference in length or width between the "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB", so they are both about the same in terms of usability, ease of carry, and bulkiness. Because of this, it is better to compare them based on other aspects of performance and function.

When comparing their sizes as a whole, there is no real difference between the "vivo NEX S (2018) 256GB"and "vivo Y81i (2018) 16GB". 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)
vivo NEX S (2018) 256GB59/10077.0mm x 162.0mm x 8.0mm
vivo Y81i (2018) 16GB62/10075.0mm x 155.1mm x 7.8mm

Which one is easier to hold, "vivo NEX S (2018) 256GB" or "vivo Y81i (2018) 16GB"? 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 "vivo NEX S (2018) 256GB" weighs 199.0g. The "vivo Y81i (2018) 16GB" clocks in at 143.0g. If you compare the weight of the two, the "vivo Y81i (2018) 16GB" is a considerably lighter smartphone than the "vivo NEX S (2018) 256GB", with a difference of about 56g. Because of this, the "vivo Y81i (2018) 16GB" puts less of a burden on the fingers and wrists than the "vivo NEX S (2018) 256GB". If you want a smartphone that won't tire your hands out even when using it for a long time, we recommend that you buy the "vivo Y81i (2018) 16GB" rather than the "vivo NEX S (2018) 256GB".

ScoreWeight
vivo NEX S (2018) 256GB50/100199.0g
vivo Y81i (2018) 16GB73/100143.0g

Which is better in terms of display, "vivo NEX S (2018) 256GB" or "vivo Y81i (2018) 16GB"?

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 "vivo NEX S (2018) 256GB" is 6.59inch, and 6.22inch on the "vivo Y81i (2018) 16GB". The screens of the "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB" 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
vivo NEX S (2018) 256GB90/1006.59inch
vivo Y81i (2018) 16GB90/1006.22inch

Which one has a better display, "vivo NEX S (2018) 256GB" or "vivo Y81i (2018) 16GB"?

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 "vivo NEX S (2018) 256GB" has a 1080 x 2316 resolution and a pixel density of 387ppi. The "vivo Y81i (2018) 16GB", on the other hand, has a screen resolution of 720 x 1520 and a pixel density of 270ppi. Comparing the screen definition, the "vivo NEX S (2018) 256GB" has a much higher pixel density than the "vivo Y81i (2018) 16GB", with a difference of about 117ppi. The screen on the "vivo NEX S (2018) 256GB" is clear and crisp, and puts less strain on the eyes than that of the "vivo Y81i (2018) 16GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "vivo NEX S (2018) 256GB" rather than the "vivo Y81i (2018) 16GB".

ScorePixel density
vivo NEX S (2018) 256GB81/100387ppi
vivo Y81i (2018) 16GB54/100270ppi

How is the battery duration of "vivo NEX S (2018) 256GB" different from that of "vivo Y81i (2018) 16GB" ? 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 "vivo NEX S (2018) 256GB" has a battery capacity of 4000.0mAh, while the "vivo Y81i (2018) 16GB" has a 3260.0mAh battery. With regards to battery performance, the "vivo NEX S (2018) 256GB" has a substantially larger battery capacity than the "vivo Y81i (2018) 16GB", with a difference of 740mAh. The "vivo NEX S (2018) 256GB" can be used without charging for a longer time than the "vivo Y81i (2018) 16GB", so it can be used when out and about. If you want a smartphone with a longer-lasting battery, we recommend that you buy the "vivo NEX S (2018) 256GB" rather than the "vivo Y81i (2018) 16GB".

ScoreBattery capacity
vivo NEX S (2018) 256GB80/1004000.0mAh
vivo Y81i (2018) 16GB68/1003260.0mAh

Which is better in terms of CPU function, "vivo NEX S (2018) 256GB" or "vivo Y81i (2018) 16GB"?

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 "vivo NEX S (2018) 256GB" is equipped with a Qualcomm SDM845 Snapdragon 845 processor, and its performance speed is 2.7GHz+1.7GHz×8(8.0-cores). The "vivo Y81i (2018) 16GB" uses an Mediatek MT6761 Helio A22 CPU that performs at a speed of 2.0GHz×4(4.0-cores). Comparing CPU performance, the "vivo NEX S (2018) 256GB" has significantly higher specs than the "vivo Y81i (2018) 16GB". The "vivo NEX S (2018) 256GB" proves to be more advanced than the "vivo Y81i (2018) 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 NEX S (2018) 256GB" rather than the "vivo Y81i (2018) 16GB".

ScoreCPU specs
vivo NEX S (2018) 256GB94/1002.7GHz+1.7GHz×8(8.0-cores)
vivo Y81i (2018) 16GB52/1002.0GHz×4(4.0-cores)

How is "vivo NEX S (2018) 256GB" different from "vivo Y81i (2018) 16GB" 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 "vivo NEX S (2018) 256GB" has 8.0GB of memory. The "vivo Y81i (2018) 16GB", on the other hand, has 2.0GB. As for memory performance, the "vivo NEX S (2018) 256GB" has a larger memory capacity than the "vivo Y81i (2018) 16GB", with a difference of about 6GB. The "vivo NEX S (2018) 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "vivo Y81i (2018) 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 NEX S (2018) 256GB" rather than the "vivo Y81i (2018) 16GB".

ScoreRAM size
vivo NEX S (2018) 256GB93/1008.0GB
vivo Y81i (2018) 16GB50/1002.0GB

Which has a better storage capacity, "vivo NEX S (2018) 256GB" or "vivo Y81i (2018) 16GB"?

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 "vivo NEX S (2018) 256GB" has 256.0GB of storage, while the "vivo Y81i (2018) 16GB" has 16.0GB. In terms of ROM and data storage, the "vivo NEX S (2018) 256GB" has a much larger capacity than the "vivo Y81i (2018) 16GB", with a difference of about 240GB. The "vivo NEX S (2018) 256GB" can save more photos and keep more apps installed than the "vivo Y81i (2018) 16GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "vivo NEX S (2018) 256GB" rather than the "vivo Y81i (2018) 16GB".

ScoreStorage size
vivo NEX S (2018) 256GB91/100256.0GB
vivo Y81i (2018) 16GB50/10016.0GB

Compare the rear cameras of "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB". 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 "vivo NEX S (2018) 256GB" has 12.0MP. The "vivo Y81i (2018) 16GB" has 13.0MP. The rear facing cameras of the "vivo NEX S (2018) 256GB" and "vivo Y81i (2018) 16GB" have roughly the same performance, so the quality of the photograph and video footage they can capture is around the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreRear-camera resolution
vivo NEX S (2018) 256GB59/10012.0MP
vivo Y81i (2018) 16GB61/10013.0MP

Which has a front camera with better picture quality, "vivo NEX S (2018) 256GB" or "vivo Y81i (2018) 16GB"?

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 "vivo NEX S (2018) 256GB" has a resolution of 8.0MP. The "vivo Y81i (2018) 16GB"'s has 5.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "vivo NEX S (2018) 256GB" is higher than the "vivo Y81i (2018) 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 NEX S (2018) 256GB" than the "vivo Y81i (2018) 16GB". Therefore, the "vivo NEX S (2018) 256GB" is recommended.

ScoreFront-camera resolution
vivo NEX S (2018) 256GB58/1008.0MP
vivo Y81i (2018) 16GB50/1005.0MP

Compare Performance Specs

vivo NEX S (2018) 256GBvivo Y81i (2018) 16GB
Imagevivo NEX S (2018) 256GBvivo Y81i (2018) 16GB
Makervivovivo
Release date2018-062018-11
ColorBlack/RedBlack/Red
OSAndroidAndroid
Dimensions (width x height x thickness)77.0mm x 162.0mm x 8.0mm75.0mm x 155.1mm x 7.8mm
Weight199.0g143.0g
Display size6.59inch6.22inch
Display typeSuper AMOLEDIPS LCD
Screen resolution (width x height)1080 x 2316720 x 1520
Pixel density387ppi270ppi
Battery capacity4000.0mAh3260.0mAh
ChipsetQualcomm SDM845 Snapdragon 845Mediatek MT6761 Helio A22
CPU specs2.7GHz+1.7GHz×8(8.0-cores)2.0GHz×4(4.0-cores)
RAM size8.0GB2.0GB
Storage size256.0GB16.0GB
Rear-camera resolution12.0MP13.0MP
Front-camera resolution8.0MP5.0MP

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