Browsing this site requires consent to the privacy policy. By continuing to browse, you agree to our privacy policy. If you do not agree, please stop browsing. Privacy policy

All our articles is independent of any advertiser or commercial initiative, and if you buy something through our posts, we may get a small share of the sale. Click here for more information.

Which is better, Oppo Reno4 (2020) 128GB or Xiaomi Mi 8 (2018) 256GB? We compared their features and specs in detail

Created date: 2020-07-29 16:13:04, Updated date: 2021-10-20 20:35:50

Oppo Reno4 (2020) 128GBXiaomi Mi 8 (2018) 256GB
Oppo Reno4 (2020) 128GBXiaomi Mi 8 (2018) 256GB

Here's our thorough comparison of the difference in performance and function between the "Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB". Which one should you buy? We'll compare and explain what differs between the "Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB" in a way that even people who aren't used to choosing between two similar products can understand.

Oppo Reno4 (2020) 128GBXiaomi Mi 8 (2018) 256GB
Oppo Reno4 (2020) 128GB

Xiaomi Mi 8 (2018) 256GB

General rating:

77.7/100

(The 3114th of all smartphones)

75.2/100

(The 3261th of all smartphones)

Holding comfort
65/100
63/100
Weight
64/100
60/100
Screen size
90/100
90/100
Display quality
85/100
84/100
Battery life
80/100
71/100
Processing power
92/100
94/100
Memory capacity
93/100
93/100
Storage capacity
90/100
91/100
Rear camera performance
97/100
59/100
Front camera performance
97/100
81/100

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", performance comparison

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB" size comparison. Which to choose?

The size of the body has a big influence on the ease of carrying and one-handed operation. The narrower the width, the easier it is to firmly grasp and hold, but you also have to take into account the device's thickness. Also, if the width and height are smaller, its easier to operate one-handed since its easier to extend your fingers. On the contrary, if the width and height are large, it's difficult to fit in your pocket and is bulky even when put in a bag, and portability is impaired.

The "Oppo Reno4 (2020) 128GB" has a width of 73.9mm, a length of 160.3mm, and a thickness of 7.7mm. Also, the "Xiaomi Mi 8 (2018) 256GB" has a width of 74.8mm, a length of 154.9mm, and a thickness of 7.6mm.

Comparing the width and thickness of the body, there isn't much difference between the "Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB" in terms of size. For that reason, the ease of gripping and carrying the devices in one hand is about the same for both. Therefore it's better to compare them in terms of performance and functionality.

Comparing the width and thickness of the body, there isn't a large difference in size between the "Oppo Reno4 (2020) 128GB" and the "Xiaomi Mi 8 (2018) 256GB". For that reason their one-handed operability, portability, and bulkiness when carried is about the same. That's why I think it's better to compare them in terms of other aspects of performance and functionality.

Comparing the overall size of the two devices, there isn't a big difference in size between the "Oppo Reno4 (2020) 128GB" and the "Xiaomi Mi 8 (2018) 256GB". For that reason the ease of carrying and use with one hand is about the same for both. That's why it is better to compare the two in terms of other aspects of performance and functionality.

ScoreDimensions (width x height x thickness)
Oppo Reno4 (2020) 128GB65/10073.9mm x 160.3mm x 7.7mm
Xiaomi Mi 8 (2018) 256GB63/10074.8mm x 154.9mm x 7.6mm

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", which is more comfortable to hold? Weight comparison

The weight of the device affects hand fatigue and the burden placed upon the wrist. The lighter it is, the longer you'll be able to operate the device without tiring. Also, if the burden placed on the wrist is lower, you'll be able to use the device more comfortably. However if the weight isn't right for you, it could place more of a burden on your body, causing you to feel stress.

The weight of the "Oppo Reno4 (2020) 128GB" is about 165.0g, and the weight of the "Xiaomi Mi 8 (2018) 256GB" is about 175.0g. Comparing the weight of the two devices, there isn't much difference in weight between the "Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB". That's why the likelihood of fatigue in the fingers and wrists after extended use is about the same for both. That's why it is better to compare the two in terms of other aspects of performance and functionality.

ScoreWeight
Oppo Reno4 (2020) 128GB64/100165.0g
Xiaomi Mi 8 (2018) 256GB60/100175.0g

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", whose display is easier to use?

The size of the screen affects usability and screen visibility. A larger screen means larger letters and buttons on apps, so the user is less likely to tap adjacent buttons by mistake. In addition, the user can enjoy a more intense experience when playing games and watching videos.

The "Oppo Reno4 (2020) 128GB" has a 6.4inch display. Also, the "Xiaomi Mi 8 (2018) 256GB" has a 6.21inch display. Comparing the screen size, there is a negligible difference in screen size between the "Oppo Reno4 (2020) 128GB" and the "Xiaomi Mi 8 (2018) 256GB". As a result, the app buttons on both are equally easy to press. We recommend comparing them based on other aspects of performance and functionality.

ScoreDisplay size
Oppo Reno4 (2020) 128GB90/1006.4inch
Xiaomi Mi 8 (2018) 256GB90/1006.21inch

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", which has a clearer display?

Pixel density affects picture quality, and the higher the pixel density, the better the picture quality, which means the user can gain more enjoyment from games and videos. In addition, higher picture quality decreases eyestrain, which means that the user will experience less eye fatigue after prolonged use.

The resolution on the "Oppo Reno4 (2020) 128GB" is 1080 x 2400, and pixel density is 411ppi. Also, the resolution on the "Xiaomi Mi 8 (2018) 256GB" is 1080 x 2248, and pixel density is 401ppi. Comparing the pixel count, the difference in pixel density between the "Oppo Reno4 (2020) 128GB" and the "Xiaomi Mi 8 (2018) 256GB" is negligible. As a result, they are both evenly matched in terms of picture quality and easiness on the eyes. Therefore, we recommend comparing them based on other aspects of performance and functionality.

ScorePixel density
Oppo Reno4 (2020) 128GB85/100411ppi
Xiaomi Mi 8 (2018) 256GB84/100401ppi

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", a summary of the differences in battery life

Battery performance greatly affects battery life, but greater battery capacity does not necessarily mean greater battery life, since battery efficiency should also be considered. Bigger screens and higher CPU performance will mean the batteries are depleted more quickly.

The "Oppo Reno4 (2020) 128GB" is 4015.0mAh, and the "Xiaomi Mi 8 (2018) 256GB" is 3400.0mAh. Regarding battery capacity, the "Oppo Reno4 (2020) 128GB" has greater battery capacity than the "Xiaomi Mi 8 (2018) 256GB", with a 615mAh difference. If battery is a priority, then the "Oppo Reno4 (2020) 128GB" is recommended over the "Xiaomi Mi 8 (2018) 256GB".

ScoreBattery capacity
Oppo Reno4 (2020) 128GB80/1004015.0mAh
Xiaomi Mi 8 (2018) 256GB71/1003400.0mAh

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", which has better CPU?

CPU performance affects the ability to process programs, and the ability to process programs is determined by the product of the number of cores in the CPU and the CPU frequency. The higher this performance is, the more smoothly apps and games will run, and with low performance apps and games become heavy and stress is experienced.

The "Oppo Reno4 (2020) 128GB"'s CPU is a Qualcomm SM7125 Snapdragon 720G, with performance measured at 2.3GHz+1.8GHz×8(8.0-cores). Also, the "Xiaomi Mi 8 (2018) 256GB"'s CPU is a Qualcomm SDM845 Snapdragon 845, with performance measured at 2.8GHz+1.8GHz×8(8.0-cores). Comparing CPU performance, there is almost no difference in the specs of the "Oppo Reno4 (2020) 128GB" and the "Xiaomi Mi 8 (2018) 256GB". For that reason the level of smoothness felt when using apps and comfortable handling of games is about the same. For that reason it is better to compare them in terms of other aspects of performance and functionality.

ScoreCPU specs
Oppo Reno4 (2020) 128GB92/1002.3GHz+1.8GHz×8(8.0-cores)
Xiaomi Mi 8 (2018) 256GB94/1002.8GHz+1.8GHz×8(8.0-cores)

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", what's the difference in memory capacity?

RAM affects multitasking ability and the stability of apps. The larger the amount of RAM is, the more stability there will be even in situations where multiple apps are running simultaneously, allowing for comfortable use. In addition, animation will be more smooth, and apps will be less likely to freeze or crash. Also, without sufficient RAM, there are games you won't be able to run, so it is necessary to be careful.

The weight of the "Oppo Reno4 (2020) 128GB" is 8.0GB and the weight of the "Xiaomi Mi 8 (2018) 256GB" is 8.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "Oppo Reno4 (2020) 128GB" and the "Xiaomi Mi 8 (2018) 256GB". For that reason they have about the same level of multitasking performance and 3D game and VR smoothness. That's why it is better to make a comparison in terms of other aspects of performance and functionality.

ScoreRAM size
Oppo Reno4 (2020) 128GB93/1008.0GB
Xiaomi Mi 8 (2018) 256GB93/1008.0GB

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", which has more data storage?

Storage capacity affects the amount of data that is capable of being stored. The larger the storage capacity, the more pictures you can take and the more applications you can install. In addition, if your smartphone accepts SD cards, then you can increase its storage capacity. However, there are performance related drawbacks, including a slower data transfer rate than the primary memory, and you cannot transfer all your data on the card, so be warned.

The data storage capacity of the "Oppo Reno4 (2020) 128GB" is 128.0GB. Also the "Xiaomi Mi 8 (2018) 256GB" is 256.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB". As a result, you can save roughly the same amount of pictures, and install roughly the same amount of applications, on either phone. You are better off comparing them based on other aspects of performance and functionality.

ScoreStorage size
Oppo Reno4 (2020) 128GB90/100128.0GB
Xiaomi Mi 8 (2018) 256GB91/100256.0GB

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB" rear camera performance comparison. Which has a higher resolution?

One factor that determines the performance of the exterior camera located on the back of the device (the rear/back camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"Oppo Reno4 (2020) 128GB" has a 48.0MP main camera. Also, "Xiaomi Mi 8 (2018) 256GB" has a 12.0MP main camera. Comparing rear camera performance, the "Oppo Reno4 (2020) 128GB" has a much higher pixel count compared to the "Xiaomi Mi 8 (2018) 256GB", with a roughly 36MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Oppo Reno4 (2020) 128GB" is superior to the "Xiaomi Mi 8 (2018) 256GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Oppo Reno4 (2020) 128GB" over the "Xiaomi Mi 8 (2018) 256GB".

ScoreRear-camera resolution
Oppo Reno4 (2020) 128GB97/10048.0MP
Xiaomi Mi 8 (2018) 256GB59/10012.0MP

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", whose front camera has a better picture quality?

One factor that determines the performance of the exterior camera located on the front of the device (the in/front camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"Oppo Reno4 (2020) 128GB" has an 32.0MP front camera and "Xiaomi Mi 8 (2018) 256GB" has an 20.0MP front camera. Comparing rear camera performance, the front camera of the "Oppo Reno4 (2020) 128GB" has a much higher pixel count compared to the "Xiaomi Mi 8 (2018) 256GB", with a roughly 12MP difference. As a result, the "Oppo Reno4 (2020) 128GB" is more suited than the "Xiaomi Mi 8 (2018) 256GB" for shooting videos and taking pictures. If you are looking for a smartphone that is suited for shooting high resolution selfies which will look clean when printed, we recommend the "Oppo Reno4 (2020) 128GB" over the "Xiaomi Mi 8 (2018) 256GB".

ScoreFront-camera resolution
Oppo Reno4 (2020) 128GB97/10032.0MP
Xiaomi Mi 8 (2018) 256GB81/10020.0MP

"Oppo Reno4 (2020) 128GB" and "Xiaomi Mi 8 (2018) 256GB", performance comparison by specification sheet

Oppo Reno4 (2020) 128GBXiaomi Mi 8 (2018) 256GB
ImageOppo Reno4 (2020) 128GBXiaomi Mi 8 (2018) 256GB
MakerOppoXiaomi
Release date2020-08-052018-06
ColorGalactic Blue/Space BlackBlack/Blue/White/Gold
OSAndroidAndroid
Dimensions (width x height x thickness)73.9mm x 160.3mm x 7.7mm74.8mm x 154.9mm x 7.6mm
Weight165.0g175.0g
Display size6.4inch6.21inch
Display typeOLEDSuper AMOLED
Screen resolution (width x height)1080 x 24001080 x 2248
Pixel density411ppi401ppi
Battery capacity4015.0mAh3400.0mAh
ChipsetQualcomm SM7125 Snapdragon 720GQualcomm SDM845 Snapdragon 845
CPU specs2.3GHz+1.8GHz×8(8.0-cores)2.8GHz+1.8GHz×8(8.0-cores)
RAM size8.0GB8.0GB
Storage size128.0GB256.0GB
Rear-camera resolution48.0MP12.0MP
Front-camera resolution32.0MP20.0MP

Look at a smartphone

Compare smartphones

Look at a smartphone

Compare smartphones

Check price

Articles related to Oppo Reno4 (2020) 128GB
Articles related to Xiaomi Mi 8 (2018) 256GB

Oppo Reno4 (2020) 128GB

Search for smartphone with similar ratings as Oppo Reno4 (2020) 128GB

Articles related to Oppo Reno4 (2020) 128GB
Articles related to Xiaomi Mi 8 (2018) 256GB

Xiaomi Mi 8 (2018) 256GB

Search for smartphone with similar ratings as Xiaomi Mi 8 (2018) 256GB

New articles