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Xiaomi Redmi Note 9 4G 256GB vs Oppo Reno4 (2020) 128GB: Which is the best?

Created date: 2020-11-25 19:13:14

Xiaomi Redmi Note 9 4G 256GBOppo Reno4 (2020) 128GB
Xiaomi Redmi Note 9 4G 256GBOppo Reno4 (2020) 128GB

How did the evaluations between the "Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB" 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!

Xiaomi Redmi Note 9 4G 256GBOppo Reno4 (2020) 128GB
Xiaomi Redmi Note 9 4G 256GB

Oppo Reno4 (2020) 128GB

General rating:

72.6/100

(The 4566th of all smartphones)

77.7/100

(The 3114th of all smartphones)

Holding comfort
55/100
65/100
Weight
51/100
64/100
Screen size
90/100
90/100
Display quality
83/100
85/100
Battery life
- /100
80/100
Processing power
91/100
92/100
Memory capacity
93/100
93/100
Storage capacity
91/100
90/100
Rear camera performance
97/100
97/100
Front camera performance
58/100
97/100

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", performance comparison

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB" 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 "Xiaomi Redmi Note 9 4G 256GB" has a width of 77.3mm, a length of 162.3mm, and a thickness of 9.6mm. Also, the "Oppo Reno4 (2020) 128GB" has a width of 73.9mm, a length of 160.3mm, and a thickness of 7.7mm.

Comparing the width and thickness of the body, the "Oppo Reno4 (2020) 128GB" is smaller and more compact compared to the "Xiaomi Redmi Note 9 4G 256GB". For that reason, the "Oppo Reno4 (2020) 128GB" is easier to grip firmly and carry one-handed than the "Xiaomi Redmi Note 9 4G 256GB". For that reason, we recommend the "Oppo Reno4 (2020) 128GB".

Comparing the width and thickness of the body, there isn't a large difference in size between the "Xiaomi Redmi Note 9 4G 256GB" and the "Oppo Reno4 (2020) 128GB". 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, the "Oppo Reno4 (2020) 128GB" has a large size compared to the "Xiaomi Redmi Note 9 4G 256GB". For that reason the "Oppo Reno4 (2020) 128GB" is a size that is easier to use in one hand and comfortably carry than the "Xiaomi Redmi Note 9 4G 256GB". That's why we recommend the "Oppo Reno4 (2020) 128GB".

ScoreDimensions (width x height x thickness)
Xiaomi Redmi Note 9 4G 256GB55/10077.3mm x 162.3mm x 9.6mm
Oppo Reno4 (2020) 128GB65/10073.9mm x 160.3mm x 7.7mm

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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 "Xiaomi Redmi Note 9 4G 256GB" is about 198.0g, and the weight of the "Oppo Reno4 (2020) 128GB" is about 165.0g. Comparing the weight of the two devices, the "Oppo Reno4 (2020) 128GB" is a considerably lighter smart phone than the "Xiaomi Redmi Note 9 4G 256GB", and there is a difference of about 33g. In terms of the burden placed upon your fingers and wrist, the "Oppo Reno4 (2020) 128GB" is superior to the "Xiaomi Redmi Note 9 4G 256GB". If you are going for a smart phone that won't lead to hand fatigue even after extended use, and is less likely to place a burden on your fingers, we recommend purchasing the "Oppo Reno4 (2020) 128GB" over the "Xiaomi Redmi Note 9 4G 256GB".

ScoreWeight
Xiaomi Redmi Note 9 4G 256GB51/100198.0g
Oppo Reno4 (2020) 128GB64/100165.0g

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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 "Xiaomi Redmi Note 9 4G 256GB" has a 6.53inch display. Also, the "Oppo Reno4 (2020) 128GB" has a 6.4inch display. Comparing the screen size, there is a negligible difference in screen size between the "Xiaomi Redmi Note 9 4G 256GB" and the "Oppo Reno4 (2020) 128GB". 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
Xiaomi Redmi Note 9 4G 256GB90/1006.53inch
Oppo Reno4 (2020) 128GB90/1006.4inch

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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 "Xiaomi Redmi Note 9 4G 256GB" is 1080 x 2340, and pixel density is 394ppi. Also, the resolution on the "Oppo Reno4 (2020) 128GB" is 1080 x 2400, and pixel density is 411ppi. Comparing the pixel count, the difference in pixel density between the "Xiaomi Redmi Note 9 4G 256GB" and the "Oppo Reno4 (2020) 128GB" 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
Xiaomi Redmi Note 9 4G 256GB83/100394ppi
Oppo Reno4 (2020) 128GB85/100411ppi

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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.

ScoreBattery capacity
Xiaomi Redmi Note 9 4G 256GB - /100
Oppo Reno4 (2020) 128GB80/1004015.0mAh

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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 "Xiaomi Redmi Note 9 4G 256GB"'s CPU is a Qualcomm SM6115 Snapdragon 662, with performance measured at 2.0GHz+1.8GHz×8(8.0-cores). Also, 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). Comparing CPU performance, there is almost no difference in the specs of the "Xiaomi Redmi Note 9 4G 256GB" and the "Oppo Reno4 (2020) 128GB". 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
Xiaomi Redmi Note 9 4G 256GB91/1002.0GHz+1.8GHz×8(8.0-cores)
Oppo Reno4 (2020) 128GB92/1002.3GHz+1.8GHz×8(8.0-cores)

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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 "Xiaomi Redmi Note 9 4G 256GB" is 8.0GB and the weight of the "Oppo Reno4 (2020) 128GB" is 8.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "Xiaomi Redmi Note 9 4G 256GB" and the "Oppo Reno4 (2020) 128GB". 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
Xiaomi Redmi Note 9 4G 256GB93/1008.0GB
Oppo Reno4 (2020) 128GB93/1008.0GB

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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 "Xiaomi Redmi Note 9 4G 256GB" is 256.0GB. Also the "Oppo Reno4 (2020) 128GB" is 128.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB". 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
Xiaomi Redmi Note 9 4G 256GB91/100256.0GB
Oppo Reno4 (2020) 128GB90/100128.0GB

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB" 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.

"Xiaomi Redmi Note 9 4G 256GB" has a 48.0MP main camera. Also, "Oppo Reno4 (2020) 128GB" has a 48.0MP main camera. Comparing rear camera performance, the "Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB" have approximately the same pixel count. As a result, they can both take pictures and shoot videos of roughly the same quality. Therefore, we recommend comparing the two based on other aspects of performance and functionality.

ScoreRear-camera resolution
Xiaomi Redmi Note 9 4G 256GB97/10048.0MP
Oppo Reno4 (2020) 128GB97/10048.0MP

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", 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.

"Xiaomi Redmi Note 9 4G 256GB" has an 8.0MP front camera and "Oppo Reno4 (2020) 128GB" has an 32.0MP 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 Redmi Note 9 4G 256GB", with a roughly 24MP difference. As a result, the "Oppo Reno4 (2020) 128GB" is more suited than the "Xiaomi Redmi Note 9 4G 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 Redmi Note 9 4G 256GB".

ScoreFront-camera resolution
Xiaomi Redmi Note 9 4G 256GB58/1008.0MP
Oppo Reno4 (2020) 128GB97/10032.0MP

"Xiaomi Redmi Note 9 4G 256GB" and "Oppo Reno4 (2020) 128GB", performance comparison by specification sheet

Xiaomi Redmi Note 9 4G 256GBOppo Reno4 (2020) 128GB
ImageXiaomi Redmi Note 9 4G 256GBOppo Reno4 (2020) 128GB
MakerXiaomiOppo
Release date2020-11-262020-08-05
ColorGray/Green/Blue/OrangeGalactic Blue/Space Black
OSAndroidAndroid
Dimensions (width x height x thickness)77.3mm x 162.3mm x 9.6mm73.9mm x 160.3mm x 7.7mm
Weight198.0g165.0g
Display size6.53inch6.4inch
Display typeIPS LCDOLED
Screen resolution (width x height)1080 x 23401080 x 2400
Pixel density394ppi411ppi
ChipsetQualcomm SM6115 Snapdragon 662Qualcomm SM7125 Snapdragon 720G
CPU specs2.0GHz+1.8GHz×8(8.0-cores)2.3GHz+1.8GHz×8(8.0-cores)
RAM size8.0GB8.0GB
Storage size256.0GB128.0GB
Rear-camera resolution48.0MP48.0MP
Front-camera resolution8.0MP32.0MP

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