Which is better, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z? We compared their features and specs in detail.

Created date: 09/19/2019, 20:35:03, Updated date: 10/01/2019, 13:32:35

Xiaomi Redmi K20 Pro PremiumOppo Reno Z
Xiaomi Redmi K20 Pro PremiumOppo Reno Z

Are you confused about which one to buy since you do not know the differences in functions and performances, as well as the ease of use of Xiaomi Redmi K20 Pro Premium and Oppo Reno Z? We have compared the differences in functions and specifications/performances of these two smartphones and evaluated the one that you should buy.

Xiaomi Redmi K20 Pro PremiumOppo Reno Z
Xiaomi Redmi K20 Pro Premium

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Oppo Reno Z

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General rating:

81.1/100

(The 19th of all smartphones)

81.4/100

(The 12th of all smartphones)

Portability
62/100
60/100
Weight
54/100
56/100
Size of screen
90/100
90/100
Screen clarity
84/100
84/100
Battery duration
80/100
80/100
Processing capability
98/100
92/100
Memory capacity
99/100
93/100
Storage capacity
95/100
91/100
Rear camera function
97/100
97/100
Front camera function
81/100
97/100

Compare Performance and Usability

Size comparison of Xiaomi Redmi K20 Pro Premium and Oppo Reno Z. Which one would you 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 K20 Pro Premium has a width of 29.3 in (74.3 mm), a length of 61.7 in (156.7 mm), and a thickness of 3.5 in (8.8 mm).Also, the Oppo Reno Z has a width of 29.5 in (74.9 mm), a length of 61.9 in (157.3 mm), and a thickness of 3.6 in (9.1 mm).

Comparing the width and thickness of the body, there isn't much difference between the Xiaomi Redmi K20 Pro Premium and Oppo Reno Z 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 Xiaomi Redmi K20 Pro Premium and the Oppo Reno Z. 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 Xiaomi Redmi K20 Pro Premium and the Oppo Reno Z. 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)
Xiaomi Redmi K20 Pro Premium62/10029.3 in (74.3 mm) x 61.7 in (156.7 mm) x 3.5 in (8.8 mm)
Oppo Reno Z60/10029.5 in (74.9 mm) x 61.9 in (157.3 mm) x 3.6 in (9.1 mm)

Which one is easier to hold, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z? Compare weight

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 K20 Pro Premium is about 6.7 oz (191 g), and the weight of the Oppo Reno Z is about 6.6 oz (186 g).Comparing the weight of the two devices, there isn't much difference in weight between the Xiaomi Redmi K20 Pro Premium and Oppo Reno Z. 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
Xiaomi Redmi K20 Pro Premium54/1006.7 oz (191 g)
Oppo Reno Z56/1006.6 oz (186 g)

Which is better in terms of display, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z?

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 K20 Pro Premium has a 6.39 inch display. Also, the Oppo Reno Z has a 6.4 inch display.Comparing the screen size, there is a negligible difference in screen size between the Xiaomi Redmi K20 Pro Premium and the Oppo Reno Z. 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 K20 Pro Premium90/1006.39 inch
Oppo Reno Z90/1006.4 inch

Which one has a better display, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z?

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 K20 Pro Premium is 1080 x 2340, and pixel density is 403ppi. Also, the resolution on the Oppo Reno Z is 1080 x 2340, and pixel density is 402ppi.Comparing the pixel count, the difference in pixel density between the Xiaomi Redmi K20 Pro Premium and the Oppo Reno Z 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 K20 Pro Premium84/100403ppi
Oppo Reno Z84/100402ppi

How is the battery duration of Xiaomi Redmi K20 Pro Premium different from that of Oppo Reno Z ? See the differences

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 Xiaomi Redmi K20 Pro Premium is 4000mAh, and the Oppo Reno Z is 4035mAh.Regarding battery capacity, there is a negligible difference in battery capacity between the Xiaomi Redmi K20 Pro Premium and Oppo Reno Z. Since both have roughly equal battery life, you are better off comparing them based on other aspects of performance and functionality.

ScoreBattery capacity
Xiaomi Redmi K20 Pro Premium80/1004000mAh
Oppo Reno Z80/1004035mAh

Which is better in terms of CPU function, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z?

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 K20 Pro Premium's CPU is a Qualcomm SDM855 Snapdragon 855+, with performance measured at 2.96GHz+2.42GHz×8(OctaCore).Also, the Oppo Reno Z's CPU is a Mediatek MT6779 Helio P90, with performance measured at 2.2GHz+2.0GHz×8(OctaCore).Comparing CPU performance, the Xiaomi Redmi K20 Pro Premium has higher specs compared to the Oppo Reno Z. For that reason, the Xiaomi Redmi K20 Pro Premium allows for more comfortable use of apps, and games that run more smoothly. That's why we recommend the Xiaomi Redmi K20 Pro Premium over the Oppo Reno Z.

ScoreCPU specs
Xiaomi Redmi K20 Pro Premium98/1002.96GHz+2.42GHz×8(OctaCore)
Oppo Reno Z92/1002.2GHz+2.0GHz×8(OctaCore)

How is Xiaomi Redmi K20 Pro Premium different from Oppo Reno Z in terms of 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 K20 Pro Premium is 12GB and the weight of the Oppo Reno Z is 8GB.Comparing the devices in terms of RAM, the Xiaomi Redmi K20 Pro Premium has more RAM than the Oppo Reno Z, with a difference of about 4GB. For that reason the Xiaomi Redmi K20 Pro Premium allows for smoother multitasking than the Oppo Reno Z, and apps are less likely to crash. In addition the Xiaomi Redmi K20 Pro Premium allows for smoother enjoyment of 3D games and VR. For this reason, we recommend the Xiaomi Redmi K20 Pro Premium.

ScoreRAM size
Xiaomi Redmi K20 Pro Premium99/10012GB
Oppo Reno Z93/1008GB

Which has a better storage capacity, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z?

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 K20 Pro Premium is 512GB. Also the Oppo Reno Z is 256GB.Regarding storage capacity, there is a negligible difference in storage capacity between the Xiaomi Redmi K20 Pro Premium and Oppo Reno Z. 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 K20 Pro Premium95/100512GB
Oppo Reno Z91/100256GB

Compare the rear cameras of Xiaomi Redmi K20 Pro Premium and Oppo Reno Z. Which one has better picture quality?

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 K20 Pro Premium has a 48 MP main camera. Also, Oppo Reno Z has a 48 MP main camera.Comparing rear camera performance, the Xiaomi Redmi K20 Pro Premium and Oppo Reno Z 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 K20 Pro Premium97/10048 MP
Oppo Reno Z97/10048 MP

Which has a front camera with better picture quality, Xiaomi Redmi K20 Pro Premium or Oppo Reno Z?

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 K20 Pro Premium has an 20 MP front camera and Oppo Reno Z has an 32 MP front camera.Comparing rear camera performance, the front camera of the Oppo Reno Z has a much higher pixel count compared to the Xiaomi Redmi K20 Pro Premium, with a roughly 12 MP difference. As a result, the Oppo Reno Z is more suited than the Xiaomi Redmi K20 Pro Premium 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 Reno Z over the Xiaomi Redmi K20 Pro Premium.

ScoreFront-camera resolution
Xiaomi Redmi K20 Pro Premium81/10020 MP
Oppo Reno Z97/10032 MP

Detailed comparison of Xiaomi Redmi K20 Pro Premium and Oppo Reno Z.

Comparison for general rating.

ImageProduct nameReviewgeneral rating

Xiaomi Redmi K20 Pro Premium

Score

81.1Display size:6.39 inch, Weight:6.7 oz (191 g), Chipset:Qualcomm SDM855 Snapdragon 855+, CPU specs:2.96GHz+2.42GHz×8(OctaCore), RAM size:12GB, Storage size:512GB, Battery capacity:4000mAh

Oppo Reno Z

Score

81.4Display size:6.4 inch, Weight:6.6 oz (186 g), Chipset:Mediatek MT6779 Helio P90, CPU specs:2.2GHz+2.0GHz×8(OctaCore), RAM size:8GB, Storage size:256GB, Battery capacity:4035mAh

Comparison for body size.

ImageProduct nameReviewbody size

Xiaomi Redmi K20 Pro Premium

Score

52.5Dimensions (width x height x thickness):29.3 in (74.3 mm) x 61.7 in (156.7 mm) x 3.5 in (8.8 mm)

Oppo Reno Z

Score

51.5Dimensions (width x height x thickness):29.5 in (74.9 mm) x 61.9 in (157.3 mm) x 3.6 in (9.1 mm)

Comparison for body weight.

ImageProduct nameReviewbody weight

Xiaomi Redmi K20 Pro Premium

Score

54.0Weight:6.7 oz (191 g)

Oppo Reno Z

Score

56.0Weight:6.6 oz (186 g)

Comparison for screen size.

ImageProduct nameReviewscreen size

Xiaomi Redmi K20 Pro Premium

Score

90.7Display size:6.39 inch

Oppo Reno Z

Score

90.7Display size:6.4 inch

Comparison for RAM capacity.

ImageProduct nameReviewRAM capacity

Xiaomi Redmi K20 Pro Premium

Score

99.0RAM size:12GB

Oppo Reno Z

Score

93.4RAM size:8GB

Comparison for storage size.

ImageProduct nameReviewstorage size

Xiaomi Redmi K20 Pro Premium

Score

95.0Storage size:512GB

Oppo Reno Z

Score

91.5Storage size:256GB

Comparison for battery.

ImageProduct nameReviewbattery

Xiaomi Redmi K20 Pro Premium

Score

80.0Battery capacity:4000mAh

Oppo Reno Z

Score

80.1Battery capacity:4035mAh

Comparison for rear-camera resolution.

ImageProduct nameReviewrear-camera resolution

Xiaomi Redmi K20 Pro Premium

Score

97.8Rear-camera resolution:48 MP

Oppo Reno Z

Score

97.8Rear-camera resolution:48 MP

Comparison for front-camera resolution.

ImageProduct nameReviewfront-camera resolution

Xiaomi Redmi K20 Pro Premium

Score

81.0Front-camera resolution:20 MP

Oppo Reno Z

Score

97.8Front-camera resolution:32 MP

Comparison for grip.

ImageProduct nameReviewgrip

Xiaomi Redmi K20 Pro Premium

Score

53.2Color:Carbon black,flame red,glacier blue,summer honey,pearl white, Dimensions (width x height x thickness):29.3 in (74.3 mm) x 61.7 in (156.7 mm) x 3.5 in (8.8 mm), Weight:6.7 oz (191 g)

Oppo Reno Z

Score

53.8Color:Jet black,aurora purple, Dimensions (width x height x thickness):29.5 in (74.9 mm) x 61.9 in (157.3 mm) x 3.6 in (9.1 mm), Weight:6.6 oz (186 g)

Comparison for screen cleanliness.

ImageProduct nameReviewscreen cleanliness

Xiaomi Redmi K20 Pro Premium

Score

84.9Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:403ppi

Oppo Reno Z

Score

84.9Display type:AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:402ppi

Comparison for performance.

ImageProduct nameReviewperformance

Xiaomi Redmi K20 Pro Premium

Score

98.9OS:Android, Chipset:Qualcomm SDM855 Snapdragon 855+, CPU specs:2.96GHz+2.42GHz×8(OctaCore), RAM size:12GB

Oppo Reno Z

Score

92.9OS:Android, Chipset:Mediatek MT6779 Helio P90, CPU specs:2.2GHz+2.0GHz×8(OctaCore), RAM size:8GB

Compare Performance Specs

Xiaomi Redmi K20 Pro PremiumOppo Reno Z
ImageXiaomi Redmi K20 Pro PremiumOppo Reno Z
MakerXiaomiOppo
Release date9, 20196, 2019
Colorcarbon black,flame red,glacier blue,summer honey,pearl whitejet black,aurora purple
OSAndroidAndroid
Dimensions (width x height x thickness)29.3 in (74.3 mm) x 61.7 in (156.7 mm) x 3.5 in (8.8 mm)29.5 in (74.9 mm) x 61.9 in (157.3 mm) x 3.6 in (9.1 mm)
Weight6.7 oz (191 g)6.6 oz (186 g)
Display size6.39 inch6.4 inch
Display typeSuper AMOLEDAMOLED
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density403ppi402ppi
Battery capacity4000mAh4035mAh
ChipsetQualcomm SDM855 Snapdragon 855+Mediatek MT6779 Helio P90
CPU specs2.96GHz+2.42GHz×8(OctaCore)2.2GHz+2.0GHz×8(OctaCore)
RAM size12GB8GB
Storage size512GB256GB
Rear-camera resolution48 MP48 MP
Front-camera resolution20 MP32 MP

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