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Which is better, ZTE Blade A31 32GB or ZTE Blade A51 64GB? We compared their features and specs in detail

Created date: 2022-10-18 16:13:53

ZTE Blade A31 32GBZTE Blade A51 64GB
ZTE Blade A31 32GBZTE Blade A51 64GB

Here's our thorough comparison of the difference in performance and function between the "ZTE Blade A31 32GB" and "ZTE Blade A51 64GB". Which one should you buy? We'll compare and explain what differs between the "ZTE Blade A31 32GB" and "ZTE Blade A51 64GB" in a way that even people who aren't used to choosing between two similar products can understand.

ZTE Blade A31 32GBZTE Blade A51 64GB
ZTE Blade A31 32GB

ZTE Blade A51 64GB

General rating:

53.5/100

(The 5807th of all smartphones)

54.5/100

(The 4938th of all smartphones)

Portability
68/100
60/100
Weight
63/100
60/100
Size of screen
81/100
90/100
Screen clarity
60/100
54/100
Battery duration
- /100
- /100
Processing capability
55/100
55/100
Memory capacity
50/100
50/100
Storage capacity
55/100
67/100
Rear camera function
50/100
61/100
Front camera function
50/100
50/100

Compare Performance and Usability

Size comparison of "ZTE Blade A31 32GB" and "ZTE Blade A51 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 "ZTE Blade A31 32GB" is 71.0mm wide, 140.0mm tall, and 8.9mm thick. The "ZTE Blade A51 64GB" is 75.6mm tall, 166.5mm wide, and 8.5mm thick.

Comparing the width and thickness of the main unit, the "ZTE Blade A31 32GB" is smaller and more compact compared to the "ZTE Blade A51 64GB". Therefore, it is easier to grip and hold the "ZTE Blade A31 32GB" than the "ZTE Blade A51 64GB". For this reason, the "ZTE Blade A31 32GB" is recommended.

Comparing the width and height of the devices, the "ZTE Blade A31 32GB" is more compact than the "ZTE Blade A51 64GB". The "ZTE Blade A31 32GB" is easier to carry around than the "ZTE Blade A51 64GB" 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 "ZTE Blade A31 32GB" rather than the "ZTE Blade A51 64GB".

Comparing the overall size of the main unit, the "ZTE Blade A31 32GB" is smaller than the "ZTE Blade A51 64GB". As a result, it is easier to use the "ZTE Blade A31 32GB" with one hand compared to the "ZTE Blade A51 64GB", and its size makes it more comfortable to carry around. For this reason, the "ZTE Blade A31 32GB" is recommended.

ScoreDimensions (width x height x thickness)
ZTE Blade A31 32GB68/10071.0mm x 140.0mm x 8.9mm
ZTE Blade A51 64GB60/10075.6mm x 166.5mm x 8.5mm

Which one is easier to hold, "ZTE Blade A31 32GB" or "ZTE Blade A51 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 "ZTE Blade A31 32GB" weighs 166.0g. The "ZTE Blade A51 64GB" clocks in at 173.7g. The "ZTE Blade A31 32GB" and "ZTE Blade A51 64GB" have around the same weight, so prolonged use will tire out fingers nd wrists to around the same degree. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreWeight
ZTE Blade A31 32GB63/100166.0g
ZTE Blade A51 64GB60/100173.7g

Which is better in terms of display, "ZTE Blade A31 32GB" or "ZTE Blade A51 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 "ZTE Blade A31 32GB" is 5.45inch, and 6.52inch on the "ZTE Blade A51 64GB". Comparing the size of the display and screen, the screen size of the "ZTE Blade A51 64GB" is larger than that of the "ZTE Blade A31 32GB", with a difference of approximately 1.06inch. As a result, there will be unintended touches on the "ZTE Blade A51 64GB" compared to the "ZTE Blade A31 32GB" and it is possible to enjoy games and videos on a large screen. For this reason, the "ZTE Blade A51 64GB" is recommended.

ScoreDisplay size
ZTE Blade A31 32GB81/1005.45inch
ZTE Blade A51 64GB90/1006.52inch

Which one has a better display, "ZTE Blade A31 32GB" or "ZTE Blade A51 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 "ZTE Blade A31 32GB" has a 720 x 1440 resolution and a pixel density of 295ppi. The "ZTE Blade A51 64GB", on the other hand, has a screen resolution of 720 x 1600 and a pixel density of 269ppi. Comparing the number of pixels on the screen, the pixel density of the "ZTE Blade A31 32GB" is higher than the "ZTE Blade A51 64GB", with a difference of approximately 26ppi. Therefor, the "ZTE Blade A31 32GB" is better able to display images and videos than the "ZTE Blade A51 64GB", and is easier on the eyes. For this reason, the "ZTE Blade A31 32GB" is recommended.

ScorePixel density
ZTE Blade A31 32GB60/100295ppi
ZTE Blade A51 64GB54/100269ppi

How is the battery duration of "ZTE Blade A31 32GB" different from that of "ZTE Blade A51 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.

ScoreBattery capacity
ZTE Blade A31 32GB - /100
ZTE Blade A51 64GB - /100

Which is better in terms of CPU function, "ZTE Blade A31 32GB" or "ZTE Blade A51 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 "ZTE Blade A31 32GB" is equipped with a Unisoc SC9863A processor, and its performance speed is 1.6GHz+1.2GHz×8(8.0-cores). The "ZTE Blade A51 64GB" uses an Unisoc SC9863A CPU that performs at a speed of 1.6GHz+1.2GHz×8(8.0-cores). There is also no real discrepancy between the CPU performances of the "ZTE Blade A31 32GB" and "ZTE Blade A51 64GB". Because of this, both phones will feel practically identical in terms of smoothness when running apps and ease of game play. This is why it is better to compare them based on other aspects of performance and function.

ScoreCPU specs
ZTE Blade A31 32GB55/1001.6GHz+1.2GHz×8(8.0-cores)
ZTE Blade A51 64GB55/1001.6GHz+1.2GHz×8(8.0-cores)

How is "ZTE Blade A31 32GB" different from "ZTE Blade A51 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 "ZTE Blade A31 32GB" has 2.0GB of memory. The "ZTE Blade A51 64GB", on the other hand, has 2.0GB. Memory performance is roughly the same for both the "ZTE Blade A31 32GB" and "ZTE Blade A51 64GB"; 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
ZTE Blade A31 32GB50/1002.0GB
ZTE Blade A51 64GB50/1002.0GB

Which has a better storage capacity, "ZTE Blade A31 32GB" or "ZTE Blade A51 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 "ZTE Blade A31 32GB" has 32.0GB of storage, while the "ZTE Blade A51 64GB" has 64.0GB. In terms of ROM and data storage, the "ZTE Blade A51 64GB" has a much larger capacity than the "ZTE Blade A31 32GB", with a difference of about 32GB. The "ZTE Blade A51 64GB" can save more photos and keep more apps installed than the "ZTE Blade A31 32GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "ZTE Blade A51 64GB" rather than the "ZTE Blade A31 32GB".

ScoreStorage size
ZTE Blade A31 32GB55/10032.0GB
ZTE Blade A51 64GB67/10064.0GB

Compare the rear cameras of "ZTE Blade A31 32GB" and "ZTE Blade A51 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 "ZTE Blade A31 32GB" has 8.0MP. The "ZTE Blade A51 64GB" has 13.0MP. The rear-facing camera of the "ZTE Blade A51 64GB" also has a higher pixel count than the "ZTE Blade A31 32GB", with a difference of about 5MP. The "ZTE Blade A51 64GB" is more capable than the "ZTE Blade A31 32GB" 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 "ZTE Blade A51 64GB" rather than the "ZTE Blade A31 32GB".

ScoreRear-camera resolution
ZTE Blade A31 32GB50/1008.0MP
ZTE Blade A51 64GB61/10013.0MP

Which has a front camera with better picture quality, "ZTE Blade A31 32GB" or "ZTE Blade A51 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 "ZTE Blade A31 32GB" has a resolution of 5.0MP. The "ZTE Blade A51 64GB"'s has 5.0MP. There is little difference between the camera capabilities and the pixel density of the "ZTE Blade A31 32GB" and "ZTE Blade A51 64GB"'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
ZTE Blade A31 32GB50/1005.0MP
ZTE Blade A51 64GB50/1005.0MP

Compare Performance Specs

ZTE Blade A31 32GBZTE Blade A51 64GB
ImageZTE Blade A31 32GBZTE Blade A51 64GB
MakerZTEZTE
Release date2021-07-132021-05-08
ColorBlue/GrayBlue/Gray
OSAndroidAndroid
Dimensions (width x height x thickness)71.0mm x 140.0mm x 8.9mm75.6mm x 166.5mm x 8.5mm
Weight166.0g173.7g
Display size5.45inch6.52inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)720 x 1440720 x 1600
Pixel density295ppi269ppi
ChipsetUnisoc SC9863AUnisoc SC9863A
CPU specs1.6GHz+1.2GHz×8(8.0-cores)1.6GHz+1.2GHz×8(8.0-cores)
RAM size2.0GB2.0GB
Storage size32.0GB64.0GB
Rear-camera resolution8.0MP13.0MP
Front-camera resolution5.0MP5.0MP

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