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Huawei P40 Pro 256GB vs Oppo A91 (2019) 128GB: Which is the best?

Created date: 2020-03-25 16:30:39, Updated date: 2021-10-20 16:53:04

Huawei P40 Pro 256GBOppo A91 (2019) 128GB
Huawei P40 Pro 256GBOppo A91 (2019) 128GB

Are you having trouble comparing the differences in features and performance of the "Huawei P40 Pro 256GB" and "Oppo A91 (2019) 128GB", or unsure about their differences in ease-of-use, and wondering which to buy? We did a deep-dive comparison of the features, specs, and capabilities of these two smartphone, and provided our rating of which one was a better buy.

Huawei P40 Pro 256GBOppo A91 (2019) 128GB
Huawei P40 Pro 256GB

Oppo A91 (2019) 128GB

General rating:
Holding comfortrating-image3.3
72.6mm x 158.2mm x 9.0mm
rating-image3.3
73.3mm x 160.2mm x 7.9mm
Weightrating-image2.4
209.0g
rating-image3.1
172.0g
Screen sizerating-image4.5
6.58inch
rating-image4.5
6.4inch
Display qualityrating-image4.3
440ppi
rating-image4.3
411ppi
Battery liferating-image4.0
4200.0mAh
rating-image4.0
4025.0mAh
Processing powerrating-image4.8
2.86GHz+2.36GHz+1.95GHz×8(8.0-cores)
rating-image4.6
2.1GHz+2.0GHz×8(8.0-cores)
Memory capacityrating-image4.7
8.0GB
rating-image4.7
8.0GB
Storage capacityrating-image4.6
256.0GB
rating-image4.5
128.0GB
Rear camera performancerating-image4.9
50.0MP
rating-image4.9
48.0MP
Front camera performancerating-image4.9
32.0MP
rating-image3.8
16.0MP

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 128GB", performance comparison

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB" has a width of 72.6mm, a length of 158.2mm, and a thickness of 9.0mm. Also, the "Oppo A91 (2019) 128GB" has a width of 73.3mm, a length of 160.2mm, and a thickness of 7.9mm.

Comparing the width and thickness of the body, there isn't much difference between the "Huawei P40 Pro 256GB" and "Oppo A91 (2019) 128GB" 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 "Huawei P40 Pro 256GB" and the "Oppo A91 (2019) 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, there isn't a big difference in size between the "Huawei P40 Pro 256GB" and the "Oppo A91 (2019) 128GB". 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)
Huawei P40 Pro 256GB65/10072.6mm x 158.2mm x 9.0mm
Oppo A91 (2019) 128GB65/10073.3mm x 160.2mm x 7.9mm

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB" is about 209.0g, and the weight of the "Oppo A91 (2019) 128GB" is about 172.0g. Comparing the weight of the two devices, the "Oppo A91 (2019) 128GB" is a considerably lighter smart phone than the "Huawei P40 Pro 256GB", and there is a difference of about 37g. In terms of the burden placed upon your fingers and wrist, the "Oppo A91 (2019) 128GB" is superior to the "Huawei P40 Pro 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 A91 (2019) 128GB" over the "Huawei P40 Pro 256GB".

ScoreWeight
Huawei P40 Pro 256GB48/100209.0g
Oppo A91 (2019) 128GB61/100172.0g

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB" has a 6.58inch display. Also, the "Oppo A91 (2019) 128GB" has a 6.4inch display. Comparing the screen size, there is a negligible difference in screen size between the "Huawei P40 Pro 256GB" and the "Oppo A91 (2019) 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
Huawei P40 Pro 256GB90/1006.58inch
Oppo A91 (2019) 128GB90/1006.4inch

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB" is 1200 x 2640, and pixel density is 440ppi. Also, the resolution on the "Oppo A91 (2019) 128GB" is 1080 x 2400, and pixel density is 411ppi. Comparing the pixel count, the difference in pixel density between the "Huawei P40 Pro 256GB" and the "Oppo A91 (2019) 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
Huawei P40 Pro 256GB85/100440ppi
Oppo A91 (2019) 128GB85/100411ppi

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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.

The "Huawei P40 Pro 256GB" is 4200.0mAh, and the "Oppo A91 (2019) 128GB" is 4025.0mAh. Regarding battery capacity, there is a negligible difference in battery capacity between the "Huawei P40 Pro 256GB" and "Oppo A91 (2019) 128GB". Since both have roughly equal battery life, you are better off comparing them based on other aspects of performance and functionality.

ScoreBattery capacity
Huawei P40 Pro 256GB80/1004200.0mAh
Oppo A91 (2019) 128GB80/1004025.0mAh

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB"'s CPU is a HiSilicon Kirin 990 5G, with performance measured at 2.86GHz+2.36GHz+1.95GHz×8(8.0-cores). Also, the "Oppo A91 (2019) 128GB"'s CPU is a Mediatek MT6771V Helio P70, with performance measured at 2.1GHz+2.0GHz×8(8.0-cores). Comparing CPU performance, there is almost no difference in the specs of the "Huawei P40 Pro 256GB" and the "Oppo A91 (2019) 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
Huawei P40 Pro 256GB96/1002.86GHz+2.36GHz+1.95GHz×8(8.0-cores)
Oppo A91 (2019) 128GB92/1002.1GHz+2.0GHz×8(8.0-cores)

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB" is 8.0GB and the weight of the "Oppo A91 (2019) 128GB" is 8.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "Huawei P40 Pro 256GB" and the "Oppo A91 (2019) 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
Huawei P40 Pro 256GB93/1008.0GB
Oppo A91 (2019) 128GB93/1008.0GB

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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 "Huawei P40 Pro 256GB" is 256.0GB. Also the "Oppo A91 (2019) 128GB" is 128.0GB. Regarding storage capacity, there is a negligible difference in storage capacity between the "Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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
Huawei P40 Pro 256GB91/100256.0GB
Oppo A91 (2019) 128GB90/100128.0GB

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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.

"Huawei P40 Pro 256GB" has a 50.0MP main camera. Also, "Oppo A91 (2019) 128GB" has a 48.0MP main camera. Comparing rear camera performance, the "Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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
Huawei P40 Pro 256GB98/10050.0MP
Oppo A91 (2019) 128GB97/10048.0MP

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 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.

"Huawei P40 Pro 256GB" has an 32.0MP front camera and "Oppo A91 (2019) 128GB" has an 16.0MP front camera. Comparing rear camera performance, the front camera of the "Huawei P40 Pro 256GB" has a much higher pixel count compared to the "Oppo A91 (2019) 128GB", with a roughly 16MP difference. As a result, the "Huawei P40 Pro 256GB" is more suited than the "Oppo A91 (2019) 128GB" 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 "Huawei P40 Pro 256GB" over the "Oppo A91 (2019) 128GB".

ScoreFront-camera resolution
Huawei P40 Pro 256GB97/10032.0MP
Oppo A91 (2019) 128GB75/10016.0MP

"Huawei P40 Pro 256GB" and "Oppo A91 (2019) 128GB", performance comparison by specification sheet

Huawei P40 Pro 256GBOppo A91 (2019) 128GB
ImageHuawei P40 Pro 256GBOppo A91 (2019) 128GB
MakerHuaweiOppo
Release date2020-04-072019-12-20
ColorSilver Frost/Blush Gold/Deep Sea Blue/Ice White/BlackLightening Black/Unicorn White/Blazing Blue/Red
OSAndroidAndroid
Dimensions (width x height x thickness)72.6mm x 158.2mm x 9.0mm73.3mm x 160.2mm x 7.9mm
Weight209.0g172.0g
Display size6.58inch6.4inch
Display typeOLEDAMOLED
Screen resolution (width x height)1200 x 26401080 x 2400
Pixel density440ppi411ppi
Battery capacity4200.0mAh4025.0mAh
ChipsetHiSilicon Kirin 990 5GMediatek MT6771V Helio P70
CPU specs2.86GHz+2.36GHz+1.95GHz×8(8.0-cores)2.1GHz+2.0GHz×8(8.0-cores)
RAM size8.0GB8.0GB
Storage size256.0GB128.0GB
Rear-camera resolution50.0MP48.0MP
Front-camera resolution32.0MP16.0MP

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