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Which is better, Oppo K7 5G (2020) 256GB or Oppo A71 (2017) 16GB? We compared their features and specs in detail

Created date: 2020-08-03 16:48:28

Oppo K7 5G (2020) 256GBOppo A71 (2017) 16GB
Oppo K7 5G (2020) 256GBOppo A71 (2017) 16GB

Here's our thorough comparison of the difference in performance and function between the "Oppo K7 5G (2020) 256GB" and "Oppo A71 (2017) 16GB". Which one should you buy? We'll compare and explain what differs between the "Oppo K7 5G (2020) 256GB" and "Oppo A71 (2017) 16GB" in a way that even people who aren't used to choosing between two similar products can understand.

Oppo K7 5G (2020) 256GBOppo A71 (2017) 16GB
Oppo K7 5G (2020) 256GB

Oppo A71 (2017) 16GB

General rating:

79.9/100

(The 3030th of all smartphones)

56/100

(The 1375th of all smartphones)

Portability
63/100
65/100
Weight
58/100
75/100
Size of screen
90/100
77/100
Screen clarity
85/100
57/100
Battery duration
80/100
65/100
Processing capability
94/100
61/100
Memory capacity
93/100
60/100
Storage capacity
91/100
50/100
Rear camera function
97/100
61/100
Front camera function
97/100
50/100

Compare Performance and Usability

Size comparison of "Oppo K7 5G (2020) 256GB" and "Oppo A71 (2017) 16GB". Which one would you choose?

Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.

The "Oppo K7 5G (2020) 256GB" is 74.3mm wide, 160.3mm tall, and 8.0mm thick. The "Oppo A71 (2017) 16GB" is 73.8mm tall, 148.1mm wide, and 7.6mm thick.

There is no real difference between the "Oppo K7 5G (2020) 256GB" and "Oppo A71 (2017) 16GB" when comparing their width, thickness, and slimness; they are both around the same in terms of one-handed ease of use and carry. Because of this, it is better to compare them based on other aspects of performance and function.

Comparing the width and height of the main unit, the "Oppo A71 (2017) 16GB" is smaller and more compact than the "Oppo K7 5G (2020) 256GB". As a result, the "Oppo A71 (2017) 16GB" is easier to operate with one hand and it is more portable without getting in your way than the "Oppo K7 5G (2020) 256GB". Therefore, the "Oppo A71 (2017) 16GB" is recommended.

When comparing their sizes as a whole, there is no real difference between the "Oppo K7 5G (2020) 256GB"and "Oppo A71 (2017) 16GB". Thus they are roughly the same in terms of ease of carry and one-handed use. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDimensions (width x height x thickness)
Oppo K7 5G (2020) 256GB63/10074.3mm x 160.3mm x 8.0mm
Oppo A71 (2017) 16GB65/10073.8mm x 148.1mm x 7.6mm

Which one is easier to hold, "Oppo K7 5G (2020) 256GB" or "Oppo A71 (2017) 16GB"? Compare weight

The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.

The "Oppo K7 5G (2020) 256GB" weighs 180.0g. The "Oppo A71 (2017) 16GB" clocks in at 137.0g. If you compare the weight of the two, the "Oppo A71 (2017) 16GB" is a considerably lighter smartphone than the "Oppo K7 5G (2020) 256GB", with a difference of about 43g. Because of this, the "Oppo A71 (2017) 16GB" puts less of a burden on the fingers and wrists than the "Oppo K7 5G (2020) 256GB". If you want a smartphone that won't tire your hands out even when using it for a long time, we recommend that you buy the "Oppo A71 (2017) 16GB" rather than the "Oppo K7 5G (2020) 256GB".

ScoreWeight
Oppo K7 5G (2020) 256GB58/100180.0g
Oppo A71 (2017) 16GB75/100137.0g

Which is better in terms of display, "Oppo K7 5G (2020) 256GB" or "Oppo A71 (2017) 16GB"?

Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.

The screen size on the "Oppo K7 5G (2020) 256GB" is 6.4inch, and 5.2inch on the "Oppo A71 (2017) 16GB". Comparing the sizes of the screens and displays, the "Oppo K7 5G (2020) 256GB" is considerably larger than the "Oppo A71 (2017) 16GB", with a difference of about 1.2inch. Compared to the "Oppo A71 (2017) 16GB", the "Oppo K7 5G (2020) 256GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "Oppo K7 5G (2020) 256GB" also has the advantage of being less tiring on the eyes. If you want to avoid tapping the wrong place, enjoy videos and games on a large screen, and not get tired eyes while using it, we recommend that you buy the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreDisplay size
Oppo K7 5G (2020) 256GB90/1006.4inch
Oppo A71 (2017) 16GB77/1005.2inch

Which one has a better display, "Oppo K7 5G (2020) 256GB" or "Oppo A71 (2017) 16GB"?

Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.

The screen on the "Oppo K7 5G (2020) 256GB" has a 1080 x 2400 resolution and a pixel density of 411ppi. The "Oppo A71 (2017) 16GB", on the other hand, has a screen resolution of 720 x 1280 and a pixel density of 282ppi. Comparing the screen definition, the "Oppo K7 5G (2020) 256GB" has a much higher pixel density than the "Oppo A71 (2017) 16GB", with a difference of about 129ppi. The screen on the "Oppo K7 5G (2020) 256GB" is clear and crisp, and puts less strain on the eyes than that of the "Oppo A71 (2017) 16GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScorePixel density
Oppo K7 5G (2020) 256GB85/100411ppi
Oppo A71 (2017) 16GB57/100282ppi

How is the battery duration of "Oppo K7 5G (2020) 256GB" different from that of "Oppo A71 (2017) 16GB" ? See the differences

Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.

The "Oppo K7 5G (2020) 256GB" has a battery capacity of 4025.0mAh, while the "Oppo A71 (2017) 16GB" has a 3000.0mAh battery. With regards to battery performance, the "Oppo K7 5G (2020) 256GB" has a substantially larger battery capacity than the "Oppo A71 (2017) 16GB", with a difference of 1025mAh. The "Oppo K7 5G (2020) 256GB" can be used without charging for a longer time than the "Oppo A71 (2017) 16GB", so it can be used when out and about. If you want a smartphone with a longer-lasting battery, we recommend that you buy the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreBattery capacity
Oppo K7 5G (2020) 256GB80/1004025.0mAh
Oppo A71 (2017) 16GB65/1003000.0mAh

Which is better in terms of CPU function, "Oppo K7 5G (2020) 256GB" or "Oppo A71 (2017) 16GB"?

Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.

The "Oppo K7 5G (2020) 256GB" is equipped with a Qualcomm SDM765 Snapdragon 765G processor, and its performance speed is 2.4GHz+2.2GHz+1.8GHz×8(8.0-cores). The "Oppo A71 (2017) 16GB" uses an Mediatek MT6750 CPU that performs at a speed of 1.5GHz+1.0GHz×8(8.0-cores). Comparing CPU performance, the "Oppo K7 5G (2020) 256GB" has significantly higher specs than the "Oppo A71 (2017) 16GB". The "Oppo K7 5G (2020) 256GB" proves to be more advanced than the "Oppo A71 (2017) 16GB" in the way that apps run quickly and games play smoothly. If you're looking for a high-spec smartphone that runs quickly and plays games smoothly, we recommend that you buy the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreCPU specs
Oppo K7 5G (2020) 256GB94/1002.4GHz+2.2GHz+1.8GHz×8(8.0-cores)
Oppo A71 (2017) 16GB61/1001.5GHz+1.0GHz×8(8.0-cores)

How is "Oppo K7 5G (2020) 256GB" different from "Oppo A71 (2017) 16GB" in terms of memory capacity?

Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.

The "Oppo K7 5G (2020) 256GB" has 8.0GB of memory. The "Oppo A71 (2017) 16GB", on the other hand, has 3.0GB. As for memory performance, the "Oppo K7 5G (2020) 256GB" has a larger memory capacity than the "Oppo A71 (2017) 16GB", with a difference of about 5GB. The "Oppo K7 5G (2020) 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Oppo A71 (2017) 16GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreRAM size
Oppo K7 5G (2020) 256GB93/1008.0GB
Oppo A71 (2017) 16GB60/1003.0GB

Which has a better storage capacity, "Oppo K7 5G (2020) 256GB" or "Oppo A71 (2017) 16GB"?

Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.

The "Oppo K7 5G (2020) 256GB" has 256.0GB of storage, while the "Oppo A71 (2017) 16GB" has 16.0GB. In terms of ROM and data storage, the "Oppo K7 5G (2020) 256GB" has a much larger capacity than the "Oppo A71 (2017) 16GB", with a difference of about 240GB. The "Oppo K7 5G (2020) 256GB" can save more photos and keep more apps installed than the "Oppo A71 (2017) 16GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreStorage size
Oppo K7 5G (2020) 256GB91/100256.0GB
Oppo A71 (2017) 16GB50/10016.0GB

Compare the rear cameras of "Oppo K7 5G (2020) 256GB" and "Oppo A71 (2017) 16GB". Which one has better picture quality?

One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.

The main camera on the "Oppo K7 5G (2020) 256GB" has 48.0MP. The "Oppo A71 (2017) 16GB" has 13.0MP. The rear-facing camera of the "Oppo K7 5G (2020) 256GB" also has a higher pixel count than the "Oppo A71 (2017) 16GB", with a difference of about 35MP. The "Oppo K7 5G (2020) 256GB" is more capable than the "Oppo A71 (2017) 16GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreRear-camera resolution
Oppo K7 5G (2020) 256GB97/10048.0MP
Oppo A71 (2017) 16GB61/10013.0MP

Which has a front camera with better picture quality, "Oppo K7 5G (2020) 256GB" or "Oppo A71 (2017) 16GB"?

One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.

The forward-facing camera on the "Oppo K7 5G (2020) 256GB" has a resolution of 32.0MP. The "Oppo A71 (2017) 16GB"'s has 5.0MP. The front-facing camera of the "Oppo K7 5G (2020) 256GB" has a significantly higher number of pixels than the "Oppo A71 (2017) 16GB", with a difference of about 27MP. Therefore, the "Oppo K7 5G (2020) 256GB" is more suitable for taking photos and videos than the "Oppo A71 (2017) 16GB". If you want to take and print high-quality selfies, we recommend buying the "Oppo K7 5G (2020) 256GB" rather than the "Oppo A71 (2017) 16GB".

ScoreFront-camera resolution
Oppo K7 5G (2020) 256GB97/10032.0MP
Oppo A71 (2017) 16GB50/1005.0MP

Compare Performance Specs

Oppo K7 5G (2020) 256GBOppo A71 (2017) 16GB
ImageOppo K7 5G (2020) 256GBOppo A71 (2017) 16GB
MakerOppoOppo
Release date2020-08-112017-09
ColorMoonlight Black/Pearl White/Blue/Blue+RedGold/Black
OSAndroidAndroid
Dimensions (width x height x thickness)74.3mm x 160.3mm x 8.0mm73.8mm x 148.1mm x 7.6mm
Weight180.0g137.0g
Display size6.4inch5.2inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 2400720 x 1280
Pixel density411ppi282ppi
Battery capacity4025.0mAh3000.0mAh
ChipsetQualcomm SDM765 Snapdragon 765GMediatek MT6750
CPU specs2.4GHz+2.2GHz+1.8GHz×8(8.0-cores)1.5GHz+1.0GHz×8(8.0-cores)
RAM size8.0GB3.0GB
Storage size256.0GB16.0GB
Rear-camera resolution48.0MP13.0MP
Front-camera resolution32.0MP5.0MP

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