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Should you buy Oppo K9 Pro (2021) 256GB or Oppo A54 5G (2021) 64GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2021-09-26 21:22:20

Oppo K9 Pro (2021) 256GBOppo A54 5G (2021) 64GB
Oppo K9 Pro (2021) 256GBOppo A54 5G (2021) 64GB

Here's our thorough comparison of the difference in performance and function between the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB". Which one should you buy? We'll compare and explain what differs between the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB" in a way that even people who aren't used to choosing between two similar products can understand.

Oppo K9 Pro (2021) 256GBOppo A54 5G (2021) 64GB
Oppo K9 Pro (2021) 256GB

Oppo A54 5G (2021) 64GB

General rating:

78.4/100

(The 4196th of all smartphones)

71.9/100

(The 4595th of all smartphones)

Portability
64/100
62/100
Weight
58/100
54/100
Size of screen
90/100
90/100
Screen clarity
85/100
84/100
Battery duration
- /100
- /100
Processing capability
99/100
83/100
Memory capacity
99/100
70/100
Storage capacity
91/100
67/100
Rear camera function
100/100
97/100
Front camera function
75/100
75/100

Compare Performance and Usability

Size comparison of "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" is 73.5mm wide, 158.7mm tall, and 8.5mm thick. The "Oppo A54 5G (2021) 64GB" is 74.7mm tall, 162.9mm wide, and 8.4mm thick.

There is no real difference between the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB" 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 "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB", 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 "Oppo K9 Pro (2021) 256GB"and "Oppo A54 5G (2021) 64GB". 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)
Oppo K9 Pro (2021) 256GB64/10073.5mm x 158.7mm x 8.5mm
Oppo A54 5G (2021) 64GB62/10074.7mm x 162.9mm x 8.4mm

Which one is easier to hold, "Oppo K9 Pro (2021) 256GB" or "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" weighs 180.0g. The "Oppo A54 5G (2021) 64GB" clocks in at 190.0g. The "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 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
Oppo K9 Pro (2021) 256GB58/100180.0g
Oppo A54 5G (2021) 64GB54/100190.0g

Which is better in terms of display, "Oppo K9 Pro (2021) 256GB" or "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" is 6.43inch, and 6.5inch on the "Oppo A54 5G (2021) 64GB". The screens of the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB" 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
Oppo K9 Pro (2021) 256GB90/1006.43inch
Oppo A54 5G (2021) 64GB90/1006.5inch

Which one has a better display, "Oppo K9 Pro (2021) 256GB" or "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" has a 1080 x 2400 resolution and a pixel density of 409ppi. The "Oppo A54 5G (2021) 64GB", on the other hand, has a screen resolution of 1080 x 2400 and a pixel density of 404ppi. There is not much of a difference in the pixel resolutions of the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB", 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
Oppo K9 Pro (2021) 256GB85/100409ppi
Oppo A54 5G (2021) 64GB84/100404ppi

How is the battery duration of "Oppo K9 Pro (2021) 256GB" different from that of "Oppo A54 5G (2021) 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
Oppo K9 Pro (2021) 256GB - /100
Oppo A54 5G (2021) 64GB - /100

Which is better in terms of CPU function, "Oppo K9 Pro (2021) 256GB" or "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" is equipped with a MediaTek MT6893 Dimensity 1200 5G processor, and its performance speed is 3.0GHz+2.6GHz+2.0GHz×8(8.0-cores). The "Oppo A54 5G (2021) 64GB" uses an Qualcomm SM4350 Snapdragon 480 5G CPU that performs at a speed of 2.0GHz+1.8GHz×8(8.0-cores). Comparing CPU performance, the "Oppo K9 Pro (2021) 256GB" has significantly higher specs than the "Oppo A54 5G (2021) 64GB". The "Oppo K9 Pro (2021) 256GB" proves to be more advanced than the "Oppo A54 5G (2021) 64GB" 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 "Oppo K9 Pro (2021) 256GB" rather than the "Oppo A54 5G (2021) 64GB".

ScoreCPU specs
Oppo K9 Pro (2021) 256GB99/1003.0GHz+2.6GHz+2.0GHz×8(8.0-cores)
Oppo A54 5G (2021) 64GB83/1002.0GHz+1.8GHz×8(8.0-cores)

How is "Oppo K9 Pro (2021) 256GB" different from "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" has 12.0GB of memory. The "Oppo A54 5G (2021) 64GB", on the other hand, has 4.0GB. As for memory performance, the "Oppo K9 Pro (2021) 256GB" has a larger memory capacity than the "Oppo A54 5G (2021) 64GB", with a difference of about 8GB. The "Oppo K9 Pro (2021) 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Oppo A54 5G (2021) 64GB". 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 "Oppo K9 Pro (2021) 256GB" rather than the "Oppo A54 5G (2021) 64GB".

ScoreRAM size
Oppo K9 Pro (2021) 256GB99/10012.0GB
Oppo A54 5G (2021) 64GB70/1004.0GB

Which has a better storage capacity, "Oppo K9 Pro (2021) 256GB" or "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" has 256.0GB of storage, while the "Oppo A54 5G (2021) 64GB" has 64.0GB. In terms of ROM and data storage, the "Oppo K9 Pro (2021) 256GB" has a much larger capacity than the "Oppo A54 5G (2021) 64GB", with a difference of about 192GB. The "Oppo K9 Pro (2021) 256GB" can save more photos and keep more apps installed than the "Oppo A54 5G (2021) 64GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Oppo K9 Pro (2021) 256GB" rather than the "Oppo A54 5G (2021) 64GB".

ScoreStorage size
Oppo K9 Pro (2021) 256GB91/100256.0GB
Oppo A54 5G (2021) 64GB67/10064.0GB

Compare the rear cameras of "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" has 64.0MP. The "Oppo A54 5G (2021) 64GB" has 48.0MP. The rear facing cameras of the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 64GB" 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
Oppo K9 Pro (2021) 256GB100/10064.0MP
Oppo A54 5G (2021) 64GB97/10048.0MP

Which has a front camera with better picture quality, "Oppo K9 Pro (2021) 256GB" or "Oppo A54 5G (2021) 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 "Oppo K9 Pro (2021) 256GB" has a resolution of 16.0MP. The "Oppo A54 5G (2021) 64GB"'s has 16.0MP. There is little difference between the camera capabilities and the pixel density of the "Oppo K9 Pro (2021) 256GB" and "Oppo A54 5G (2021) 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
Oppo K9 Pro (2021) 256GB75/10016.0MP
Oppo A54 5G (2021) 64GB75/10016.0MP

Compare Performance Specs

Oppo K9 Pro (2021) 256GBOppo A54 5G (2021) 64GB
ImageOppo K9 Pro (2021) 256GBOppo A54 5G (2021) 64GB
MakerOppoOppo
Release date2021-10-262021-04-14
ColorBlack/AuroraFluid Black/Fantastic Purple/Space Silver
OSAndroidAndroid
Dimensions (width x height x thickness)73.5mm x 158.7mm x 8.5mm74.7mm x 162.9mm x 8.4mm
Weight180.0g190.0g
Display size6.43inch6.5inch
Display typeAMOLEDLTPS IPS LCD
Screen resolution (width x height)1080 x 24001080 x 2400
Pixel density409ppi404ppi
ChipsetMediaTek MT6893 Dimensity 1200 5GQualcomm SM4350 Snapdragon 480 5G
CPU specs3.0GHz+2.6GHz+2.0GHz×8(8.0-cores)2.0GHz+1.8GHz×8(8.0-cores)
RAM size12.0GB4.0GB
Storage size256.0GB64.0GB
Rear-camera resolution64.0MP48.0MP
Front-camera resolution16.0MP16.0MP

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