Which is better, Oppo K5 or Xiaomi Mi 9? We compared their features and specs in detail

Created date: 10/09/2019, 06:39:21, Updated date: 04/16/2020, 11:05:58

Oppo K5Xiaomi Mi 9
Oppo K5Xiaomi Mi 9

A thorough comparison of the Oppo K5 and Xiaomi Mi 9. We compared and explained the differences between each. We made it easy for beginners to understand which of these two smartphone they should choose.

Oppo K5Xiaomi Mi 9
Oppo K5

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Xiaomi Mi 9

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General rating:

80.2/100

(The 47th of all smartphones)

81/100

(The 30th of all smartphones)

Holding comfort
61/100
63/100
Weight
57/100
61/100
Screen size
90/100
90/100
Display quality
84/100
84/100
Battery life
80/100
69/100
Processing power
92/100
96/100
Memory capacity
93/100
93/100
Storage capacity
91/100
91/100
Rear camera performance
100/100
97/100
Front camera performance
97/100
81/100

Oppo K5 and Xiaomi Mi 9, performance comparison

Oppo K5 and Xiaomi Mi 9 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 K5 has a width of 3.0 inches (75.2 mm), a length of 6.2 inches (158.7 mm), and a thickness of 0.3 inches (8.6 mm). Also, the Xiaomi Mi 9 has a width of 2.9 inches (74.7 mm), a length of 6.2 inches (157.5 mm), and a thickness of 0.3 inches (7.6 mm).

Comparing the width and thickness of the body, there isn't much difference between the Oppo K5 and Xiaomi Mi 9 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 K5 and the Xiaomi Mi 9. 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 K5 and the Xiaomi Mi 9. 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 K561/1003.0 inches (75.2 mm) x 6.2 inches (158.7 mm) x 0.3 inches (8.6 mm)
Xiaomi Mi 963/1002.9 inches (74.7 mm) x 6.2 inches (157.5 mm) x 0.3 inches (7.6 mm)

Oppo K5 and Xiaomi Mi 9, 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 K5 is about 182 oz (182 g), and the weight of the Xiaomi Mi 9 is about 173 oz (173 g). Comparing the weight of the two devices, there isn't much difference in weight between the Oppo K5 and Xiaomi Mi 9. 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 K557/100182 oz (182 g)
Xiaomi Mi 961/100173 oz (173 g)

Oppo K5 and Xiaomi Mi 9, 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 K5 has a 6.4 inch display. Also, the Xiaomi Mi 9 has a 6.39 inch display. Comparing the screen size, there is a negligible difference in screen size between the Oppo K5 and the Xiaomi Mi 9. 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 K590/1006.4 inch
Xiaomi Mi 990/1006.39 inch

Oppo K5 and Xiaomi Mi 9, 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 K5 is 1080 x 2340, and pixel density is 402 ppi. Also, the resolution on the Xiaomi Mi 9 is 1080 x 2340, and pixel density is 403 ppi. Comparing the pixel count, the difference in pixel density between the Oppo K5 and the Xiaomi Mi 9 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 K584/100402 ppi
Xiaomi Mi 984/100403 ppi

Oppo K5 and Xiaomi Mi 9, 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 K5 is 4000 mAh, and the Xiaomi Mi 9 is 3300 mAh. Regarding battery capacity, the Oppo K5 has greater battery capacity than the Xiaomi Mi 9, with a 700 mAh difference. Since the Oppo K5 can be used for longer periods without recharging than the Xiaomi Mi 9, it is great for outdoor use. If you want a smartphone with a longer battery life, we recommend the Oppo K5 over the Xiaomi Mi 9.

ScoreBattery capacity
Oppo K580/1004000 mAh
Xiaomi Mi 969/1003300 mAh

Oppo K5 and Xiaomi Mi 9, 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 K5's CPU is a Qualcomm SDM730 Snapdragon 730G, with performance measured at 2.2GHz+1.8GHz×8(OctaCore). Also, the Xiaomi Mi 9's CPU is a Qualcomm SM8150 Snapdragon 855, with performance measured at 2.84GHz+2.42GHz+1.78GHz×8(OctaCore). Comparing CPU performance, there is almost no difference in the specs of the Oppo K5 and the Xiaomi Mi 9. 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 K592/1002.2GHz+1.8GHz×8(OctaCore)
Xiaomi Mi 996/1002.84GHz+2.42GHz+1.78GHz×8(OctaCore)

Oppo K5 and Xiaomi Mi 9, 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 K5 is 8GB and the weight of the Xiaomi Mi 9 is 8GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the Oppo K5 and the Xiaomi Mi 9. 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 K593/1008GB
Xiaomi Mi 993/1008GB

Oppo K5 and Xiaomi Mi 9, 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 K5 is 256GB. Also the Xiaomi Mi 9 is 256GB. Regarding storage capacity, there is a negligible difference in storage capacity between the Oppo K5 and Xiaomi Mi 9. 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 K591/100256GB
Xiaomi Mi 991/100256GB

Oppo K5 and Xiaomi Mi 9 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 K5 has a 64 MP main camera. Also, Xiaomi Mi 9 has a 48 MP main camera. Comparing rear camera performance, the Oppo K5 and Xiaomi Mi 9 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
Oppo K5100/10064 MP
Xiaomi Mi 997/10048 MP

Oppo K5 and Xiaomi Mi 9, 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 K5 has an 32 MP front camera and Xiaomi Mi 9 has an 20 MP front camera. Comparing rear camera performance, the front camera of the Oppo K5 has a much higher pixel count compared to the Xiaomi Mi 9, with a roughly 12 MP difference. As a result, the Oppo K5 is more suited than the Xiaomi Mi 9 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 K5 over the Xiaomi Mi 9.

ScoreFront-camera resolution
Oppo K597/10032 MP
Xiaomi Mi 981/10020 MP

Detailed comparison of Oppo K5 and Xiaomi Mi 9

Comparison for general rating

ImageProduct nameReviewgeneral rating

Oppo K5

Score

80.2Color:Cyber ​​metal/Fantasy forest/Polar sunshine, Dimensions (width x height x thickness):3.0 inches (75.2 mm) x 6.2 inches (158.7 mm) x 0.3 inches (8.6 mm), Weight:182 oz (182 g), Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:402 ppi, Display size:6.4 inch, OS:Android

Xiaomi Mi 9

Score

81.0Color:Lavender Violet/Ocean Blue/Piano Black, Dimensions (width x height x thickness):2.9 inches (74.7 mm) x 6.2 inches (157.5 mm) x 0.3 inches (7.6 mm), Weight:173 oz (173 g), Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:403 ppi, Display size:6.39 inch, OS:Android

Comparison for body size

ImageProduct nameReviewbody size

Oppo K5

Score

51.4

Xiaomi Mi 9

Score

53.0

Comparison for body weight

ImageProduct nameReviewbody weight

Oppo K5

Score

57.6

Xiaomi Mi 9

Score

61.2

Comparison for screen size

ImageProduct nameReviewscreen size

Oppo K5

Score

90.7

Xiaomi Mi 9

Score

90.7

Comparison for screen resolution

ImageProduct nameReviewscreen resolution

Oppo K5

Score

75.3

Xiaomi Mi 9

Score

75.3

Comparison for GPU performance

ImageProduct nameReviewGPU performance

Oppo K5

Score

77.2

Xiaomi Mi 9

Score

92.5

Comparison for RAM capacity

ImageProduct nameReviewRAM capacity

Oppo K5

Score

93.4

Xiaomi Mi 9

Score

93.4

Comparison for storage size

ImageProduct nameReviewstorage size

Oppo K5

Score

91.5

Xiaomi Mi 9

Score

91.5

Comparison for process integration

ImageProduct nameReviewprocess integration

Oppo K5

Score

97.9

Xiaomi Mi 9

Score

98.0

Comparison for battery

ImageProduct nameReviewbattery

Oppo K5

Score

80.0

Xiaomi Mi 9

Score

69.5

Comparison for downlink data communication speed

ImageProduct nameReviewdownlink data communication speed

Oppo K5

Score

35.3

Xiaomi Mi 9

Score

87.1

Comparison for rear-camera resolution

ImageProduct nameReviewrear-camera resolution

Oppo K5

Score

100.0

Xiaomi Mi 9

Score

97.8

Comparison for number of wide-angle camera pixels on the back

ImageProduct nameReviewnumber of wide-angle camera pixels on the back

Oppo K5

Score

97.7

Xiaomi Mi 9

Score

89.0

Comparison for front-camera resolution

ImageProduct nameReviewfront-camera resolution

Oppo K5

Score

97.8

Xiaomi Mi 9

Score

81.0

Comparison for grip

ImageProduct nameReviewgrip

Oppo K5

Score

54.5Color:Cyber ​​metal/Fantasy forest/Polar sunshine, Dimensions (width x height x thickness):3.0 inches (75.2 mm) x 6.2 inches (158.7 mm) x 0.3 inches (8.6 mm), Weight:182 oz (182 g)

Xiaomi Mi 9

Score

57.1Color:Lavender Violet/Ocean Blue/Piano Black, Dimensions (width x height x thickness):2.9 inches (74.7 mm) x 6.2 inches (157.5 mm) x 0.3 inches (7.6 mm), Weight:173 oz (173 g)

Comparison for screen cleanliness

ImageProduct nameReviewscreen cleanliness

Oppo K5

Score

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

Xiaomi Mi 9

Score

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

Comparison for screen quality

ImageProduct nameReviewscreen quality

Oppo K5

Score

86.1Display size:6.4 inch, Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:402 ppi

Xiaomi Mi 9

Score

86.0Display size:6.39 inch, Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:403 ppi

Comparison for performance

ImageProduct nameReviewperformance

Oppo K5

Score

92.5OS:Android

Xiaomi Mi 9

Score

96.3OS:Android

Oppo K5 and Xiaomi Mi 9, performance comparison by specification sheet

Oppo K5Xiaomi Mi 9
ImageOppo K5Xiaomi Mi 9
MakerOppoXiaomi
Release date10, 20193, 2019
ColorCyber ​​metal/Fantasy forest/Polar sunshineLavender Violet/Ocean Blue/Piano Black
OSAndroidAndroid
Dimensions (width x height x thickness)3.0 inches (75.2 mm) x 6.2 inches (158.7 mm) x 0.3 inches (8.6 mm)2.9 inches (74.7 mm) x 6.2 inches (157.5 mm) x 0.3 inches (7.6 mm)
Weight182 oz (182 g)173 oz (173 g)
Display size6.4 inch6.39 inch
Display typeSuper AMOLEDSuper AMOLED
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density402 ppi403 ppi
Battery capacity4000 mAh3300 mAh
ChipsetQualcomm SDM730 Snapdragon 730GQualcomm SM8150 Snapdragon 855
CPU specs2.2GHz+1.8GHz×8(OctaCore)2.84GHz+2.42GHz+1.78GHz×8(OctaCore)
RAM size8GB8GB
Storage size256GB256GB
Rear-camera resolution64 MP48 MP
Front-camera resolution32 MP20 MP

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