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Which should you buy, the Acer Liquid Z220 8GB or vivo Y31 (2015) 8GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2018-09-30 22:48:28, Updated date: 2020-04-16 16:30:04

Acer Liquid Z220 8GBvivo Y31 (2015) 8GB
Acer Liquid Z220 8GBvivo Y31 (2015) 8GB

How did the evaluations between the "Acer Liquid Z220 8GB" and "vivo Y31 (2015) 8GB" differ when we compared the two? We reviewed each of the most commonly scrutinized features. If you are thinking about which smartphone to get, check out this review immediately!

Acer Liquid Z220 8GBvivo Y31 (2015) 8GB
Acer Liquid Z220 8GB

vivo Y31 (2015) 8GB

General rating:
Portabilityrating-image4.0
64.0mm x 125.3mm x 9.6mm
rating-image3.7
68.8mm x 137.2mm x 8.4mm
Weightrating-image4.1
120.0g
rating-image3.8
137.0g
Size of screenrating-image2.9
4.0inch
rating-image3.5
4.7inch
Screen clarityrating-image2.1
233ppi
rating-image3.2
312ppi
Battery durationrating-image1.5
1300.0mAh
rating-image2.6
2100.0mAh
Processing capabilityrating-image1
1.2GHz×2(2.0-cores)
rating-image1
1.3GHz×4(4.0-cores)
Memory capacityrating-image1.0
1.0GB
rating-image1.0
1.0GB
Storage capacityrating-image1.2
8.0GB
rating-image1.2
8.0GB
Rear camera functionrating-image1.4
5.0MP
rating-image2.5
8.0MP
Front camera functionrating-image1
2.0MP
rating-image1
2.0MP

Compare Performance and Usability

Size comparison of "Acer Liquid Z220 8GB" and "vivo Y31 (2015) 8GB". 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 "Acer Liquid Z220 8GB" is 64.0mm wide, 125.3mm tall, and 9.6mm thick. The "vivo Y31 (2015) 8GB" is 68.8mm tall, 137.2mm wide, and 8.4mm thick.

Comparing the width and thickness of the main unit, the "Acer Liquid Z220 8GB" is smaller and more compact compared to the "vivo Y31 (2015) 8GB". Therefore, it is easier to grip and hold the "Acer Liquid Z220 8GB" than the "vivo Y31 (2015) 8GB". For this reason, the "Acer Liquid Z220 8GB" is recommended.

Comparing the width and height of the devices, the "Acer Liquid Z220 8GB" is more compact than the "vivo Y31 (2015) 8GB". The "Acer Liquid Z220 8GB" is easier to carry around than the "vivo Y31 (2015) 8GB" and easier to use with one hand. For a smartphone that is comfortable and easy to operate with one hand, and can fit neatly in your pocket or bag, we recommend that you buy the "Acer Liquid Z220 8GB" rather than the "vivo Y31 (2015) 8GB".

Comparing the overall size of the main unit, the "Acer Liquid Z220 8GB" is smaller than the "vivo Y31 (2015) 8GB". As a result, it is easier to use the "Acer Liquid Z220 8GB" with one hand compared to the "vivo Y31 (2015) 8GB", and its size makes it more comfortable to carry around. For this reason, the "Acer Liquid Z220 8GB" is recommended.

ScoreDimensions (width x height x thickness)
Acer Liquid Z220 8GB79/10064.0mm x 125.3mm x 9.6mm
vivo Y31 (2015) 8GB73/10068.8mm x 137.2mm x 8.4mm

Which one is easier to hold, "Acer Liquid Z220 8GB" or "vivo Y31 (2015) 8GB"? 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 "Acer Liquid Z220 8GB" weighs 120.0g. The "vivo Y31 (2015) 8GB" clocks in at 137.0g. Comparing the weight of the main unit, the "Acer Liquid Z220 8GB" is a lighter phone than the "vivo Y31 (2015) 8GB", with a difference of approximately 17g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Acer Liquid Z220 8GB" compared to the "vivo Y31 (2015) 8GB". For this reason, the "Acer Liquid Z220 8GB" is recommended.

ScoreWeight
Acer Liquid Z220 8GB82/100120.0g
vivo Y31 (2015) 8GB75/100137.0g

Which is better in terms of display, "Acer Liquid Z220 8GB" or "vivo Y31 (2015) 8GB"?

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 "Acer Liquid Z220 8GB" is 4.0inch, and 4.7inch on the "vivo Y31 (2015) 8GB". Comparing the sizes of the screens and displays, the "vivo Y31 (2015) 8GB" is considerably larger than the "Acer Liquid Z220 8GB", with a difference of about 0.7inch. Compared to the "Acer Liquid Z220 8GB", the "vivo Y31 (2015) 8GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "vivo Y31 (2015) 8GB" also has the advantage of being less tiring on the eyes. If you want to avoid tapping the wrong place, enjoy videos and games on a large screen, and not get tired eyes while using it, we recommend that you buy the "vivo Y31 (2015) 8GB" rather than the "Acer Liquid Z220 8GB".

ScoreDisplay size
Acer Liquid Z220 8GB58/1004.0inch
vivo Y31 (2015) 8GB69/1004.7inch

Which one has a better display, "Acer Liquid Z220 8GB" or "vivo Y31 (2015) 8GB"?

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 "Acer Liquid Z220 8GB" has a 480 x 800 resolution and a pixel density of 233ppi. The "vivo Y31 (2015) 8GB", on the other hand, has a screen resolution of 720 x 1280 and a pixel density of 312ppi. Comparing the screen definition, the "vivo Y31 (2015) 8GB" has a much higher pixel density than the "Acer Liquid Z220 8GB", with a difference of about 79ppi. The screen on the "vivo Y31 (2015) 8GB" is clear and crisp, and puts less strain on the eyes than that of the "Acer Liquid Z220 8GB". 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 Y31 (2015) 8GB" rather than the "Acer Liquid Z220 8GB".

ScorePixel density
Acer Liquid Z220 8GB42/100233ppi
vivo Y31 (2015) 8GB64/100312ppi

How is the battery duration of "Acer Liquid Z220 8GB" different from that of "vivo Y31 (2015) 8GB" ? 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 "Acer Liquid Z220 8GB" has a battery capacity of 1300.0mAh, while the "vivo Y31 (2015) 8GB" has a 2100.0mAh battery. With regards to battery performance, the "vivo Y31 (2015) 8GB" has a substantially larger battery capacity than the "Acer Liquid Z220 8GB", with a difference of 800mAh. The "vivo Y31 (2015) 8GB" can be used without charging for a longer time than the "Acer Liquid Z220 8GB", 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 Y31 (2015) 8GB" rather than the "Acer Liquid Z220 8GB".

ScoreBattery capacity
Acer Liquid Z220 8GB29/1001300.0mAh
vivo Y31 (2015) 8GB51/1002100.0mAh

Which is better in terms of CPU function, "Acer Liquid Z220 8GB" or "vivo Y31 (2015) 8GB"?

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 "Acer Liquid Z220 8GB" is equipped with a Qualcomm Snapdragon 200 processor, and its performance speed is 1.2GHz×2(2.0-cores). The "vivo Y31 (2015) 8GB" uses an Mediatek MT6580 CPU that performs at a speed of 1.3GHz×4(4.0-cores). Comparing CPU performance, the "vivo Y31 (2015) 8GB" has significantly higher specs than the "Acer Liquid Z220 8GB". The "vivo Y31 (2015) 8GB" proves to be more advanced than the "Acer Liquid Z220 8GB" 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 Y31 (2015) 8GB" rather than the "Acer Liquid Z220 8GB".

ScoreCPU specs
Acer Liquid Z220 8GB5/1001.2GHz×2(2.0-cores)
vivo Y31 (2015) 8GB16/1001.3GHz×4(4.0-cores)

How is "Acer Liquid Z220 8GB" different from "vivo Y31 (2015) 8GB" 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 "Acer Liquid Z220 8GB" has 1.0GB of memory. The "vivo Y31 (2015) 8GB", on the other hand, has 1.0GB. Memory performance is roughly the same for both the "Acer Liquid Z220 8GB" and "vivo Y31 (2015) 8GB"; as a result, multitasking, playing 3D games, and using VR feels the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreRAM size
Acer Liquid Z220 8GB20/1001.0GB
vivo Y31 (2015) 8GB20/1001.0GB

Which has a better storage capacity, "Acer Liquid Z220 8GB" or "vivo Y31 (2015) 8GB"?

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 "Acer Liquid Z220 8GB" has 8.0GB of storage, while the "vivo Y31 (2015) 8GB" has 8.0GB. There is no real difference between the "Acer Liquid Z220 8GB"and "vivo Y31 (2015) 8GB" 's ROMs and storage capacities, so both can store roughly the same amount of photographs and apps. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreStorage size
Acer Liquid Z220 8GB24/1008.0GB
vivo Y31 (2015) 8GB24/1008.0GB

Compare the rear cameras of "Acer Liquid Z220 8GB" and "vivo Y31 (2015) 8GB". 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 "Acer Liquid Z220 8GB" has 5.0MP. The "vivo Y31 (2015) 8GB" has 8.0MP. The rear-facing camera of the "vivo Y31 (2015) 8GB" also has a higher pixel count than the "Acer Liquid Z220 8GB", with a difference of about 3MP. The "vivo Y31 (2015) 8GB" is more capable than the "Acer Liquid Z220 8GB" 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 Y31 (2015) 8GB" rather than the "Acer Liquid Z220 8GB".

ScoreRear-camera resolution
Acer Liquid Z220 8GB27/1005.0MP
vivo Y31 (2015) 8GB50/1008.0MP

Which has a front camera with better picture quality, "Acer Liquid Z220 8GB" or "vivo Y31 (2015) 8GB"?

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 "Acer Liquid Z220 8GB" has a resolution of 2.0MP. The "vivo Y31 (2015) 8GB"'s has 2.0MP. There is little difference between the camera capabilities and the pixel density of the "Acer Liquid Z220 8GB" and "vivo Y31 (2015) 8GB"'s front facing cameras, so the quality of photographs and video footage is virtually the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreFront-camera resolution
Acer Liquid Z220 8GB15/1002.0MP
vivo Y31 (2015) 8GB15/1002.0MP

Compare Performance Specs

Acer Liquid Z220 8GBvivo Y31 (2015) 8GB
ImageAcer Liquid Z220 8GBvivo Y31 (2015) 8GB
MakerAcervivo
Release date2015-042015-10
ColorBlack/WhiteWhite/Black
OSAndroidAndroid
Dimensions (width x height x thickness)64.0mm x 125.3mm x 9.6mm68.8mm x 137.2mm x 8.4mm
Weight120.0g137.0g
Display size4.0inch4.7inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)480 x 800720 x 1280
Pixel density233ppi312ppi
Battery capacity1300.0mAh2100.0mAh
ChipsetQualcomm Snapdragon 200Mediatek MT6580
CPU specs1.2GHz×2(2.0-cores)1.3GHz×4(4.0-cores)
RAM size1.0GB1.0GB
Storage size8.0GB8.0GB
Rear-camera resolution5.0MP8.0MP
Front-camera resolution2.0MP2.0MP

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