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Which should you buy, the Huawei P40 (2020) 128GB or Galaxy J7 (2017) 16GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2020-03-25 18:53:46, Updated date: 2021-10-20 19:19:10

Huawei P40 (2020) 128GBGalaxy J7 (2017) 16GB
Huawei P40 (2020) 128GBGalaxy J7 (2017) 16GB

Here's our thorough comparison of the difference in performance and function between the "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 16GB". Which one should you buy? We'll compare and explain what differs between the "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 16GB" in a way that even people who aren't used to choosing between two similar products can understand.

Huawei P40 (2020) 128GBGalaxy J7 (2017) 16GB
Huawei P40 (2020) 128GB

Galaxy J7 (2017) 16GB

General rating:
Portabilityrating-image3.4
68/100
rating-image3.1
62/100
Weightrating-image3.0
60/100
rating-image2.9
58/100
Size of screenrating-image4.5
90/100
rating-image4.1
82/100
Screen clarityrating-image4.3
85/100
rating-image4.3
85/100
Battery durationrating-image3.9
77/100
rating-image3.7
74/100
Processing capabilityrating-image4.8
96/100
rating-image3.9
77/100
Memory capacityrating-image4.7
93/100
rating-image3.0
60/100
Storage capacityrating-image4.5
90/100
rating-image2.5
50/100
Rear camera functionrating-image4.9
98/100
rating-image3.1
61/100
Front camera functionrating-image4.9
97/100
rating-image3.6
71/100

Compare Performance and Usability

Size comparison of "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" is 71.1mm wide, 148.9mm tall, and 8.5mm thick. The "Galaxy J7 (2017) 16GB" is 74.8mm tall, 152.5mm wide, and 8.0mm thick.

Comparing the width and thickness of the main unit, the "Huawei P40 (2020) 128GB" is smaller and more compact compared to the "Galaxy J7 (2017) 16GB". Therefore, it is easier to grip and hold the "Huawei P40 (2020) 128GB" than the "Galaxy J7 (2017) 16GB". For this reason, the "Huawei P40 (2020) 128GB" is recommended.

There is no real difference in length or width between the "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB"and "Galaxy J7 (2017) 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)
Huawei P40 (2020) 128GB68/10071.1mm x 148.9mm x 8.5mm
Galaxy J7 (2017) 16GB62/10074.8mm x 152.5mm x 8.0mm

Which one is easier to hold, "Huawei P40 (2020) 128GB" or "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" weighs 175.0g. The "Galaxy J7 (2017) 16GB" clocks in at 181.0g. The "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 16GB" 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
Huawei P40 (2020) 128GB60/100175.0g
Galaxy J7 (2017) 16GB58/100181.0g

Which is better in terms of display, "Huawei P40 (2020) 128GB" or "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" is 6.1inch, and 5.5inch on the "Galaxy J7 (2017) 16GB". Comparing the size of the display and screen, the screen size of the "Huawei P40 (2020) 128GB" is larger than that of the "Galaxy J7 (2017) 16GB", with a difference of approximately 0.5inch. As a result, there will be unintended touches on the "Huawei P40 (2020) 128GB" compared to the "Galaxy J7 (2017) 16GB" and it is possible to enjoy games and videos on a large screen. For this reason, the "Huawei P40 (2020) 128GB" is recommended.

ScoreDisplay size
Huawei P40 (2020) 128GB90/1006.1inch
Galaxy J7 (2017) 16GB82/1005.5inch

Which one has a better display, "Huawei P40 (2020) 128GB" or "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" has a 1080 x 2340 resolution and a pixel density of 422ppi. The "Galaxy J7 (2017) 16GB", on the other hand, has a screen resolution of 1080 x 1920 and a pixel density of 400ppi. There is not much of a difference in the pixel resolutions of the "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 16GB", 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
Huawei P40 (2020) 128GB85/100422ppi
Galaxy J7 (2017) 16GB85/100400ppi

How is the battery duration of "Huawei P40 (2020) 128GB" different from that of "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" has a battery capacity of 3800.0mAh, while the "Galaxy J7 (2017) 16GB" has a 3600.0mAh battery. The batteries of both the "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 16GB" perform to the same extent. There is also no difference in the battery capacities of the "Huawei P40 (2020) 128GB" and the "Galaxy J7 (2017) 16GB". Since their battery life is practically identical, it would be better to compare them based on other aspects of performance and function.

ScoreBattery capacity
Huawei P40 (2020) 128GB77/1003800.0mAh
Galaxy J7 (2017) 16GB74/1003600.0mAh

Which is better in terms of CPU function, "Huawei P40 (2020) 128GB" or "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" is equipped with a HiSilicon Kirin 990 5G processor, and its performance speed is 2.86GHz+2.36GHz+1.95GHz×8(8.0-cores). The "Galaxy J7 (2017) 16GB" uses an Exynos 7870 Octa CPU that performs at a speed of 1.6GHz×8(8.0-cores). Comparing CPU performance, the "Huawei P40 (2020) 128GB" has significantly higher specs than the "Galaxy J7 (2017) 16GB". The "Huawei P40 (2020) 128GB" proves to be more advanced than the "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" rather than the "Galaxy J7 (2017) 16GB".

ScoreCPU specs
Huawei P40 (2020) 128GB96/1002.86GHz+2.36GHz+1.95GHz×8(8.0-cores)
Galaxy J7 (2017) 16GB77/1001.6GHz×8(8.0-cores)

How is "Huawei P40 (2020) 128GB" different from "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" has 8.0GB of memory. The "Galaxy J7 (2017) 16GB", on the other hand, has 3.0GB. As for memory performance, the "Huawei P40 (2020) 128GB" has a larger memory capacity than the "Galaxy J7 (2017) 16GB", with a difference of about 5GB. The "Huawei P40 (2020) 128GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" rather than the "Galaxy J7 (2017) 16GB".

ScoreRAM size
Huawei P40 (2020) 128GB93/1008.0GB
Galaxy J7 (2017) 16GB60/1003.0GB

Which has a better storage capacity, "Huawei P40 (2020) 128GB" or "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" has 128.0GB of storage, while the "Galaxy J7 (2017) 16GB" has 16.0GB. In terms of ROM and data storage, the "Huawei P40 (2020) 128GB" has a much larger capacity than the "Galaxy J7 (2017) 16GB", with a difference of about 112GB. The "Huawei P40 (2020) 128GB" can save more photos and keep more apps installed than the "Galaxy J7 (2017) 16GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Huawei P40 (2020) 128GB" rather than the "Galaxy J7 (2017) 16GB".

ScoreStorage size
Huawei P40 (2020) 128GB90/100128.0GB
Galaxy J7 (2017) 16GB50/10016.0GB

Compare the rear cameras of "Huawei P40 (2020) 128GB" and "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" has 50.0MP. The "Galaxy J7 (2017) 16GB" has 13.0MP. The rear-facing camera of the "Huawei P40 (2020) 128GB" also has a higher pixel count than the "Galaxy J7 (2017) 16GB", with a difference of about 37MP. The "Huawei P40 (2020) 128GB" is more capable than the "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" rather than the "Galaxy J7 (2017) 16GB".

ScoreRear-camera resolution
Huawei P40 (2020) 128GB98/10050.0MP
Galaxy J7 (2017) 16GB61/10013.0MP

Which has a front camera with better picture quality, "Huawei P40 (2020) 128GB" or "Galaxy J7 (2017) 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 "Huawei P40 (2020) 128GB" has a resolution of 32.0MP. The "Galaxy J7 (2017) 16GB"'s has 13.0MP. The front-facing camera of the "Huawei P40 (2020) 128GB" has a significantly higher number of pixels than the "Galaxy J7 (2017) 16GB", with a difference of about 19MP. Therefore, the "Huawei P40 (2020) 128GB" is more suitable for taking photos and videos than the "Galaxy J7 (2017) 16GB". If you want to take and print high-quality selfies, we recommend buying the "Huawei P40 (2020) 128GB" rather than the "Galaxy J7 (2017) 16GB".

ScoreFront-camera resolution
Huawei P40 (2020) 128GB97/10032.0MP
Galaxy J7 (2017) 16GB71/10013.0MP

Compare Performance Specs

Huawei P40 (2020) 128GBGalaxy J7 (2017) 16GB
ImageHuawei P40 (2020) 128GBGalaxy J7 (2017) 16GB
MakerHuaweiSamsung
Release date2020-04-072017-07
ColorSilver Frost/Blush Gold/Deep Sea Blue/Ice White/BlackBlack/Blue/Gold/Rose Gold
OSAndroidAndroid
Dimensions (width x height x thickness)71.1mm x 148.9mm x 8.5mm74.8mm x 152.5mm x 8.0mm
Weight175.0g181.0g
Display size6.1inch5.5inch
Display typeOLEDSuper AMOLED
Screen resolution (width x height)1080 x 23401080 x 1920
Pixel density422ppi400ppi
Battery capacity3800.0mAh3600.0mAh
ChipsetHiSilicon Kirin 990 5GExynos 7870 Octa
CPU specs2.86GHz+2.36GHz+1.95GHz×8(8.0-cores)1.6GHz×8(8.0-cores)
RAM size8.0GB3.0GB
Storage size128.0GB16.0GB
Rear-camera resolution50.0MP13.0MP
Front-camera resolution32.0MP13.0MP

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