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Which is better, Oppo Reno8 (China) 256GB or Oppo K9x (2021) 256GB? We compared their features and specs in detail

Created date: 2022-07-19 16:47:45

Oppo Reno8 (China) 256GBOppo K9x (2021) 256GB
Oppo Reno8 (China) 256GBOppo K9x (2021) 256GB

How did the evaluations between the "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB" 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!

Oppo Reno8 (China) 256GBOppo K9x (2021) 256GB
Oppo Reno8 (China) 256GB

Oppo K9x (2021) 256GB

General rating:

79.7/100

(The 4080th of all smartphones)

77.1/100

(The 4272th of all smartphones)

Portability
66/100
61/100
Weight
58/100
52/100
Size of screen
90/100
90/100
Screen clarity
85/100
84/100
Battery duration
- /100
- /100
Processing capability
99/100
93/100
Memory capacity
99/100
93/100
Storage capacity
91/100
91/100
Rear camera function
98/100
100/100
Front camera function
97/100
75/100

Compare Performance and Usability

Size comparison of "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB". 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 Reno8 (China) 256GB" is 73.4mm wide, 160.6mm tall, and 7.7mm thick. The "Oppo K9x (2021) 256GB" is 74.8mm tall, 162.2mm wide, and 8.8mm thick.

There is no real difference between the "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB" 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 Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB", 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 Reno8 (China) 256GB"and "Oppo K9x (2021) 256GB". 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 Reno8 (China) 256GB66/10073.4mm x 160.6mm x 7.7mm
Oppo K9x (2021) 256GB61/10074.8mm x 162.2mm x 8.8mm

Which one is easier to hold, "Oppo Reno8 (China) 256GB" or "Oppo K9x (2021) 256GB"? 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 Reno8 (China) 256GB" weighs 179.0g. The "Oppo K9x (2021) 256GB" clocks in at 194.0g. Comparing the weight of the main unit, the "Oppo Reno8 (China) 256GB" is a lighter phone than the "Oppo K9x (2021) 256GB", with a difference of approximately 15g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Oppo Reno8 (China) 256GB" compared to the "Oppo K9x (2021) 256GB". For this reason, the "Oppo Reno8 (China) 256GB" is recommended.

ScoreWeight
Oppo Reno8 (China) 256GB58/100179.0g
Oppo K9x (2021) 256GB52/100194.0g

Which is better in terms of display, "Oppo Reno8 (China) 256GB" or "Oppo K9x (2021) 256GB"?

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 Reno8 (China) 256GB" is 6.43inch, and 6.49inch on the "Oppo K9x (2021) 256GB". The screens of the "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB" 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 Reno8 (China) 256GB90/1006.43inch
Oppo K9x (2021) 256GB90/1006.49inch

Which one has a better display, "Oppo Reno8 (China) 256GB" or "Oppo K9x (2021) 256GB"?

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 Reno8 (China) 256GB" has a 1080 x 2400 resolution and a pixel density of 409ppi. The "Oppo K9x (2021) 256GB", on the other hand, has a screen resolution of 1080 x 2400 and a pixel density of 405ppi. There is not much of a difference in the pixel resolutions of the "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB", 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 Reno8 (China) 256GB85/100409ppi
Oppo K9x (2021) 256GB84/100405ppi

How is the battery duration of "Oppo Reno8 (China) 256GB" different from that of "Oppo K9x (2021) 256GB" ? 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 Reno8 (China) 256GB - /100
Oppo K9x (2021) 256GB - /100

Which is better in terms of CPU function, "Oppo Reno8 (China) 256GB" or "Oppo K9x (2021) 256GB"?

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 Reno8 (China) 256GB" is equipped with a MediaTek Dimensity 1300 processor, and its performance speed is 3.0GHz+2.6GHz+2.0GHz×8(8.0-cores). The "Oppo K9x (2021) 256GB" uses an MediaTek Dimensity 810 5G CPU that performs at a speed of 2.4GHz+2.0GHz×8(8.0-cores). Comparing their CPU performance, the "Oppo Reno8 (China) 256GB" has higher specs than the "Oppo K9x (2021) 256GB". For this reason, applications run better on the "Oppo Reno8 (China) 256GB" compared to the "Oppo K9x (2021) 256GB", and games run very smoothly. Therefore, the "Oppo Reno8 (China) 256GB" is recommended.

ScoreCPU specs
Oppo Reno8 (China) 256GB99/1003.0GHz+2.6GHz+2.0GHz×8(8.0-cores)
Oppo K9x (2021) 256GB93/1002.4GHz+2.0GHz×8(8.0-cores)

How is "Oppo Reno8 (China) 256GB" different from "Oppo K9x (2021) 256GB" 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 Reno8 (China) 256GB" has 12.0GB of memory. The "Oppo K9x (2021) 256GB", on the other hand, has 8.0GB. Comparing the memory performance, the "Oppo Reno8 (China) 256GB" has a larger memory capacity than the "Oppo K9x (2021) 256GB", with a difference of approximately 4GB. For this reason, multitasking is smoother on the "Oppo Reno8 (China) 256GB" than the "Oppo K9x (2021) 256GB", and applications are less likely to crash. Also, it is more enjoyable to play 3D games and VR on the "Oppo Reno8 (China) 256GB". For this reason, the "Oppo Reno8 (China) 256GB" is recommended.

ScoreRAM size
Oppo Reno8 (China) 256GB99/10012.0GB
Oppo K9x (2021) 256GB93/1008.0GB

Which has a better storage capacity, "Oppo Reno8 (China) 256GB" or "Oppo K9x (2021) 256GB"?

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 Reno8 (China) 256GB" has 256.0GB of storage, while the "Oppo K9x (2021) 256GB" has 256.0GB. There is no real difference between the "Oppo Reno8 (China) 256GB"and "Oppo K9x (2021) 256GB" '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
Oppo Reno8 (China) 256GB91/100256.0GB
Oppo K9x (2021) 256GB91/100256.0GB

Compare the rear cameras of "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB". 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 Reno8 (China) 256GB" has 50.0MP. The "Oppo K9x (2021) 256GB" has 64.0MP. The rear facing cameras of the "Oppo Reno8 (China) 256GB" and "Oppo K9x (2021) 256GB" 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 Reno8 (China) 256GB98/10050.0MP
Oppo K9x (2021) 256GB100/10064.0MP

Which has a front camera with better picture quality, "Oppo Reno8 (China) 256GB" or "Oppo K9x (2021) 256GB"?

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 Reno8 (China) 256GB" has a resolution of 32.0MP. The "Oppo K9x (2021) 256GB"'s has 16.0MP. The front-facing camera of the "Oppo Reno8 (China) 256GB" has a significantly higher number of pixels than the "Oppo K9x (2021) 256GB", with a difference of about 16MP. Therefore, the "Oppo Reno8 (China) 256GB" is more suitable for taking photos and videos than the "Oppo K9x (2021) 256GB". If you want to take and print high-quality selfies, we recommend buying the "Oppo Reno8 (China) 256GB" rather than the "Oppo K9x (2021) 256GB".

ScoreFront-camera resolution
Oppo Reno8 (China) 256GB97/10032.0MP
Oppo K9x (2021) 256GB75/10016.0MP

Compare Performance Specs

Oppo Reno8 (China) 256GBOppo K9x (2021) 256GB
ImageOppo Reno8 (China) 256GBOppo K9x (2021) 256GB
MakerOppoOppo
Release date2022-06-012021-12-27
ColorBlack/Blue/Gold/VioletBlack/Blue
OSAndroidAndroid
Dimensions (width x height x thickness)73.4mm x 160.6mm x 7.7mm74.8mm x 162.2mm x 8.8mm
Weight179.0g194.0g
Display size6.43inch6.49inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 24001080 x 2400
Pixel density409ppi405ppi
ChipsetMediaTek Dimensity 1300MediaTek Dimensity 810 5G
CPU specs3.0GHz+2.6GHz+2.0GHz×8(8.0-cores)2.4GHz+2.0GHz×8(8.0-cores)
RAM size12.0GB8.0GB
Storage size256.0GB256.0GB
Rear-camera resolution50.0MP64.0MP
Front-camera resolution32.0MP16.0MP

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