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Should you buy Oppo F21 Pro 5G 128GB or ZTE nubia Z40 Pro 1024GB? Compare the differences in functions and specifications/performances thoroughly

Created date: 2022-04-19 16:00:00

Oppo F21 Pro 5G 128GBZTE nubia Z40 Pro 1024GB
Oppo F21 Pro 5G 128GBZTE nubia Z40 Pro 1024GB

How did the evaluations between the "Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB" 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!

Oppo F21 Pro 5G 128GBZTE nubia Z40 Pro 1024GB
Oppo F21 Pro 5G 128GB

ZTE nubia Z40 Pro 1024GB

General rating:
Holding comfortrating-image3.3
66/100
rating-image3.3
65/100
Weightrating-image3.1
61/100
rating-image2.5
50/100
Screen sizerating-image4.5
90/100
rating-image4.6
91/100
Display qualityrating-image4.3
85/100
rating-image4.2
83/100
Battery liferating-image
- /100
rating-image
- /100
Processing powerrating-image4.6
92/100
rating-image5.0
99/100
Memory capacityrating-image4.7
93/100
rating-image5.0
100/100
Storage capacityrating-image4.5
90/100
rating-image5.0
99/100
Rear camera performancerating-image5.0
100/100
rating-image5.0
100/100
Front camera performancerating-image3.8
75/100
rating-image3.8
75/100

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", performance comparison

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB" 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 F21 Pro 5G 128GB" has a width of 73.2mm, a length of 159.9mm, and a thickness of 7.5mm. Also, the "ZTE nubia Z40 Pro 1024GB" has a width of 72.9mm, a length of 161.9mm, and a thickness of 8.4mm.

Comparing the width and thickness of the body, there isn't much difference between the "Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB" 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 F21 Pro 5G 128GB" and the "ZTE nubia Z40 Pro 1024GB". 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 F21 Pro 5G 128GB" and the "ZTE nubia Z40 Pro 1024GB". 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 F21 Pro 5G 128GB66/10073.2mm x 159.9mm x 7.5mm
ZTE nubia Z40 Pro 1024GB65/10072.9mm x 161.9mm x 8.4mm

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB" is about 173.0g, and the weight of the "ZTE nubia Z40 Pro 1024GB" is about 199.0g. Comparing the weight of the two devices, the "Oppo F21 Pro 5G 128GB" is a considerably lighter smart phone than the "ZTE nubia Z40 Pro 1024GB", and there is a difference of about 26g. In terms of the burden placed upon your fingers and wrist, the "Oppo F21 Pro 5G 128GB" is superior to the "ZTE nubia Z40 Pro 1024GB". 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 F21 Pro 5G 128GB" over the "ZTE nubia Z40 Pro 1024GB".

ScoreWeight
Oppo F21 Pro 5G 128GB61/100173.0g
ZTE nubia Z40 Pro 1024GB50/100199.0g

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB" has a 6.43inch display. Also, the "ZTE nubia Z40 Pro 1024GB" has a 6.67inch display. Comparing the screen size, there is a negligible difference in screen size between the "Oppo F21 Pro 5G 128GB" and the "ZTE nubia Z40 Pro 1024GB". 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 F21 Pro 5G 128GB90/1006.43inch
ZTE nubia Z40 Pro 1024GB91/1006.67inch

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB" is 1080 x 2400, and pixel density is 409ppi. Also, the resolution on the "ZTE nubia Z40 Pro 1024GB" is 1080 x 2400, and pixel density is 394ppi. Comparing the pixel count, the difference in pixel density between the "Oppo F21 Pro 5G 128GB" and the "ZTE nubia Z40 Pro 1024GB" 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 F21 Pro 5G 128GB85/100409ppi
ZTE nubia Z40 Pro 1024GB83/100394ppi

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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
Oppo F21 Pro 5G 128GB - /100
ZTE nubia Z40 Pro 1024GB - /100

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB"'s CPU is a Qualcomm SM6375 Snapdragon 695 5G, with performance measured at 2.2GHz+1.7GHz×8(8.0-cores). Also, the "ZTE nubia Z40 Pro 1024GB"'s CPU is a Qualcomm SM8450 Snapdragon 8 Gen 1, with performance measured at 3.0GHz+2.5GHz+1.8GHz×8(8.0-cores). Comparing CPU performance, the "ZTE nubia Z40 Pro 1024GB" has higher specs compared to the "Oppo F21 Pro 5G 128GB". For that reason, the "ZTE nubia Z40 Pro 1024GB" allows for more comfortable use of apps, and games that run more smoothly. That's why we recommend the "ZTE nubia Z40 Pro 1024GB" over the "Oppo F21 Pro 5G 128GB".

ScoreCPU specs
Oppo F21 Pro 5G 128GB92/1002.2GHz+1.7GHz×8(8.0-cores)
ZTE nubia Z40 Pro 1024GB99/1003.0GHz+2.5GHz+1.8GHz×8(8.0-cores)

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB" is 8.0GB and the weight of the "ZTE nubia Z40 Pro 1024GB" is 16.0GB. Comparing the devices in terms of RAM, the "ZTE nubia Z40 Pro 1024GB" has more RAM than the "Oppo F21 Pro 5G 128GB", with a difference of about 8GB. For that reason the "ZTE nubia Z40 Pro 1024GB" allows for smoother multitasking than the "Oppo F21 Pro 5G 128GB", and apps are less likely to crash. In addition the "ZTE nubia Z40 Pro 1024GB" allows for smoother enjoyment of 3D games and VR. For this reason, we recommend the "ZTE nubia Z40 Pro 1024GB".

ScoreRAM size
Oppo F21 Pro 5G 128GB93/1008.0GB
ZTE nubia Z40 Pro 1024GB100/10016.0GB

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB" is 128.0GB. Also the "ZTE nubia Z40 Pro 1024GB" is 1024.0GB. Regarding storage capacity, the "ZTE nubia Z40 Pro 1024GB" has a greater storage capacity compared to the "Oppo F21 Pro 5G 128GB", with a roughly 896GB difference. As a result, the "ZTE nubia Z40 Pro 1024GB" can take more pictures and videos, and have more applications installed, than the "Oppo F21 Pro 5G 128GB". Therefore, we recommend the "ZTE nubia Z40 Pro 1024GB".

ScoreStorage size
Oppo F21 Pro 5G 128GB90/100128.0GB
ZTE nubia Z40 Pro 1024GB99/1001024.0GB

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB" 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 F21 Pro 5G 128GB" has a 64.0MP main camera. Also, "ZTE nubia Z40 Pro 1024GB" has a 64.0MP main camera. Comparing rear camera performance, the "Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB" 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 F21 Pro 5G 128GB100/10064.0MP
ZTE nubia Z40 Pro 1024GB100/10064.0MP

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", 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 F21 Pro 5G 128GB" has an 16.0MP front camera and "ZTE nubia Z40 Pro 1024GB" has an 16.0MP front camera. Comparing rear camera performance, the "Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB" 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.

ScoreFront-camera resolution
Oppo F21 Pro 5G 128GB75/10016.0MP
ZTE nubia Z40 Pro 1024GB75/10016.0MP

"Oppo F21 Pro 5G 128GB" and "ZTE nubia Z40 Pro 1024GB", performance comparison by specification sheet

Oppo F21 Pro 5G 128GBZTE nubia Z40 Pro 1024GB
ImageOppo F21 Pro 5G 128GBZTE nubia Z40 Pro 1024GB
MakerOppoZTE
Release date2022-04-212022-03-02
ColorRainbow Spectrum/Cosmic BlackInterstellar Black/Galaxy Galaxy
OSAndroidAndroid
Dimensions (width x height x thickness)73.2mm x 159.9mm x 7.5mm72.9mm x 161.9mm x 8.4mm
Weight173.0g199.0g
Display size6.43inch6.67inch
Display typeAMOLEDAMOLED
Screen resolution (width x height)1080 x 24001080 x 2400
Pixel density409ppi394ppi
ChipsetQualcomm SM6375 Snapdragon 695 5GQualcomm SM8450 Snapdragon 8 Gen 1
CPU specs2.2GHz+1.7GHz×8(8.0-cores)3.0GHz+2.5GHz+1.8GHz×8(8.0-cores)
RAM size8.0GB16.0GB
Storage size128.0GB1024.0GB
Rear-camera resolution64.0MP64.0MP
Front-camera resolution16.0MP16.0MP

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