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ROG Phone 3 ZS661KS 512GB vs. Huawei P20 (2018) 128GB Specs & Scores

Created date: 2020-07-23 13:11:27

ROG Phone 3 ZS661KS 512GBHuawei P20 (2018) 128GB
ROG Phone 3 ZS661KS 512GBHuawei P20 (2018) 128GB

Here's our thorough comparison of the difference in performance and function between the "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB". Which one should you buy? We'll compare and explain what differs between the "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB" in a way that even people who aren't used to choosing between two similar products can understand.

ROG Phone 3 ZS661KS 512GBHuawei P20 (2018) 128GB
ROG Phone 3 ZS661KS 512GB

Huawei P20 (2018) 128GB

General rating:
Portabilityrating-image2.7
53/100
rating-image3.5
70/100
Weightrating-image2.2
44/100
rating-image3.2
64/100
Size of screenrating-image4.5
90/100
rating-image4.3
86/100
Screen clarityrating-image4.1
82/100
rating-image4.3
85/100
Battery durationrating-image4.3
86/100
rating-image3.6
71/100
Processing capabilityrating-image5.0
99/100
rating-image4.5
90/100
Memory capacityrating-image5.0
100/100
rating-image4.5
90/100
Storage capacityrating-image4.8
95/100
rating-image4.5
90/100
Rear camera functionrating-image5.0
100/100
rating-image3.9
78/100
Front camera functionrating-image4.3
86/100
rating-image4.3
86/100

Compare Performance and Usability

Size comparison of "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB". 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 "ROG Phone 3 ZS661KS 512GB" is 78.0mm wide, 171.0mm tall, and 9.9mm thick. The "Huawei P20 (2018) 128GB" is 70.8mm tall, 149.1mm wide, and 7.7mm thick.

The "Huawei P20 (2018) 128GB" is also more compact than the "ROG Phone 3 ZS661KS 512GB" in terms of the thickness of the devices. The "Huawei P20 (2018) 128GB" is easier than the "ROG Phone 3 ZS661KS 512GB" to hold with one hand, and you are less likely to accidentally drop it. If you're looking for a smartphone that fits nicely in your hand and can be gripped firmly, we recommend buying the "Huawei P20 (2018) 128GB" rather than the "ROG Phone 3 ZS661KS 512GB".

Comparing the width and height of the main unit, the "Huawei P20 (2018) 128GB" is smaller and more compact than the "ROG Phone 3 ZS661KS 512GB". As a result, the "Huawei P20 (2018) 128GB" is easier to operate with one hand and it is more portable without getting in your way than the "ROG Phone 3 ZS661KS 512GB". Therefore, the "Huawei P20 (2018) 128GB" is recommended.

Comparing the overall sizes, the "Huawei P20 (2018) 128GB" is significantly smaller than the "ROG Phone 3 ZS661KS 512GB". The "Huawei P20 (2018) 128GB" is more convenient than the "ROG Phone 3 ZS661KS 512GB" to use with one hand, and it is less likely to get in your way when not using it. If you prefer a smartphone that is easy to carry around and easy to use with one hand, we recommend that you buy the "Huawei P20 (2018) 128GB" rather than the "ROG Phone 3 ZS661KS 512GB".

ScoreDimensions (width x height x thickness)
ROG Phone 3 ZS661KS 512GB53/10078.0mm x 171.0mm x 9.9mm
Huawei P20 (2018) 128GB70/10070.8mm x 149.1mm x 7.7mm

Which one is easier to hold, "ROG Phone 3 ZS661KS 512GB" or "Huawei P20 (2018) 128GB"? 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 "ROG Phone 3 ZS661KS 512GB" weighs 240.0g. The "Huawei P20 (2018) 128GB" clocks in at 165.0g. If you compare the weight of the two, the "Huawei P20 (2018) 128GB" is a considerably lighter smartphone than the "ROG Phone 3 ZS661KS 512GB", with a difference of about 75g. Because of this, the "Huawei P20 (2018) 128GB" puts less of a burden on the fingers and wrists than the "ROG Phone 3 ZS661KS 512GB". 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 "Huawei P20 (2018) 128GB" rather than the "ROG Phone 3 ZS661KS 512GB".

ScoreWeight
ROG Phone 3 ZS661KS 512GB44/100240.0g
Huawei P20 (2018) 128GB64/100165.0g

Which is better in terms of display, "ROG Phone 3 ZS661KS 512GB" or "Huawei P20 (2018) 128GB"?

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 "ROG Phone 3 ZS661KS 512GB" is 6.59inch, and 5.8inch on the "Huawei P20 (2018) 128GB". The screens of the "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB" 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
ROG Phone 3 ZS661KS 512GB90/1006.59inch
Huawei P20 (2018) 128GB86/1005.8inch

Which one has a better display, "ROG Phone 3 ZS661KS 512GB" or "Huawei P20 (2018) 128GB"?

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 "ROG Phone 3 ZS661KS 512GB" has a 1080 x 2340 resolution and a pixel density of 391ppi. The "Huawei P20 (2018) 128GB", on the other hand, has a screen resolution of 1080 x 2240 and a pixel density of 428ppi. There is not much of a difference in the pixel resolutions of the "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB", 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
ROG Phone 3 ZS661KS 512GB82/100391ppi
Huawei P20 (2018) 128GB85/100428ppi

How is the battery duration of "ROG Phone 3 ZS661KS 512GB" different from that of "Huawei P20 (2018) 128GB" ? 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 "ROG Phone 3 ZS661KS 512GB" has a battery capacity of 6000.0mAh, while the "Huawei P20 (2018) 128GB" has a 3400.0mAh battery. With regards to battery performance, the "ROG Phone 3 ZS661KS 512GB" has a substantially larger battery capacity than the "Huawei P20 (2018) 128GB", with a difference of 2600mAh. The "ROG Phone 3 ZS661KS 512GB" can be used without charging for a longer time than the "Huawei P20 (2018) 128GB", 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 "ROG Phone 3 ZS661KS 512GB" rather than the "Huawei P20 (2018) 128GB".

ScoreBattery capacity
ROG Phone 3 ZS661KS 512GB86/1006000.0mAh
Huawei P20 (2018) 128GB71/1003400.0mAh

Which is better in terms of CPU function, "ROG Phone 3 ZS661KS 512GB" or "Huawei P20 (2018) 128GB"?

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 "ROG Phone 3 ZS661KS 512GB" is equipped with a Qualcomm SM8250 Snapdragon 865+ processor, and its performance speed is 3.1GHz+2.42GHz+1.8GHz×8(8.0-cores). The "Huawei P20 (2018) 128GB" uses an Kirin 970 CPU that performs at a speed of 2.4GHz+1.8GHz×8(8.0-cores). Comparing their CPU performance, the "ROG Phone 3 ZS661KS 512GB" has higher specs than the "Huawei P20 (2018) 128GB". For this reason, applications run better on the "ROG Phone 3 ZS661KS 512GB" compared to the "Huawei P20 (2018) 128GB", and games run very smoothly. Therefore, the "ROG Phone 3 ZS661KS 512GB" is recommended.

ScoreCPU specs
ROG Phone 3 ZS661KS 512GB99/1003.1GHz+2.42GHz+1.8GHz×8(8.0-cores)
Huawei P20 (2018) 128GB90/1002.4GHz+1.8GHz×8(8.0-cores)

How is "ROG Phone 3 ZS661KS 512GB" different from "Huawei P20 (2018) 128GB" 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 "ROG Phone 3 ZS661KS 512GB" has 16.0GB of memory. The "Huawei P20 (2018) 128GB", on the other hand, has 6.0GB. As for memory performance, the "ROG Phone 3 ZS661KS 512GB" has a larger memory capacity than the "Huawei P20 (2018) 128GB", with a difference of about 10GB. The "ROG Phone 3 ZS661KS 512GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Huawei P20 (2018) 128GB". 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 "ROG Phone 3 ZS661KS 512GB" rather than the "Huawei P20 (2018) 128GB".

ScoreRAM size
ROG Phone 3 ZS661KS 512GB100/10016.0GB
Huawei P20 (2018) 128GB90/1006.0GB

Which has a better storage capacity, "ROG Phone 3 ZS661KS 512GB" or "Huawei P20 (2018) 128GB"?

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 "ROG Phone 3 ZS661KS 512GB" has 512.0GB of storage, while the "Huawei P20 (2018) 128GB" has 128.0GB. There is no real difference between the "ROG Phone 3 ZS661KS 512GB"and "Huawei P20 (2018) 128GB" '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
ROG Phone 3 ZS661KS 512GB95/100512.0GB
Huawei P20 (2018) 128GB90/100128.0GB

Compare the rear cameras of "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB". 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 "ROG Phone 3 ZS661KS 512GB" has 64.0MP. The "Huawei P20 (2018) 128GB" has 20.0MP. The rear-facing camera of the "ROG Phone 3 ZS661KS 512GB" also has a higher pixel count than the "Huawei P20 (2018) 128GB", with a difference of about 44MP. The "ROG Phone 3 ZS661KS 512GB" is more capable than the "Huawei P20 (2018) 128GB" 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 "ROG Phone 3 ZS661KS 512GB" rather than the "Huawei P20 (2018) 128GB".

ScoreRear-camera resolution
ROG Phone 3 ZS661KS 512GB100/10064.0MP
Huawei P20 (2018) 128GB78/10020.0MP

Which has a front camera with better picture quality, "ROG Phone 3 ZS661KS 512GB" or "Huawei P20 (2018) 128GB"?

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 "ROG Phone 3 ZS661KS 512GB" has a resolution of 24.0MP. The "Huawei P20 (2018) 128GB"'s has 24.0MP. There is little difference between the camera capabilities and the pixel density of the "ROG Phone 3 ZS661KS 512GB" and "Huawei P20 (2018) 128GB"'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
ROG Phone 3 ZS661KS 512GB86/10024.0MP
Huawei P20 (2018) 128GB86/10024.0MP

Compare Performance Specs

ROG Phone 3 ZS661KS 512GBHuawei P20 (2018) 128GB
ImageROG Phone 3 ZS661KS 512GBHuawei P20 (2018) 128GB
MakerAsusHuawei
Release date2020-08-222018-04-06
ColorBlack GlareTwilight/Black/Midnight Blue/Pink Gold
OSAndroidAndroid
Dimensions (width x height x thickness)78.0mm x 171.0mm x 9.9mm70.8mm x 149.1mm x 7.7mm
Weight240.0g165.0g
Display size6.59inch5.8inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 23401080 x 2240
Pixel density391ppi428ppi
Battery capacity6000.0mAh3400.0mAh
ChipsetQualcomm SM8250 Snapdragon 865+Kirin 970
CPU specs3.1GHz+2.42GHz+1.8GHz×8(8.0-cores)2.4GHz+1.8GHz×8(8.0-cores)
RAM size16.0GB6.0GB
Storage size512.0GB128.0GB
Rear-camera resolution64.0MP20.0MP
Front-camera resolution24.0MP24.0MP

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