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Oppo Reno 10x zoom 256GB vs Karbonn Smart A12 Star 4GB: Specs & Scores

Created date: 2019-04-11 06:02:12, Updated date: 2020-04-16 16:57:55

Oppo Reno 10x zoom 256GBKarbonn Smart A12 Star 4GB
Oppo Reno 10x zoom 256GBKarbonn Smart A12 Star 4GB

Here's our thorough comparison of the difference in performance and function between the "Oppo Reno 10x zoom 256GB" and "Karbonn Smart A12 Star 4GB". Which one should you buy? We'll compare and explain what differs between the "Oppo Reno 10x zoom 256GB" and "Karbonn Smart A12 Star 4GB" in a way that even people who aren't used to choosing between two similar products can understand.

Oppo Reno 10x zoom 256GBKarbonn Smart A12 Star 4GB
Oppo Reno 10x zoom 256GB

Karbonn Smart A12 Star 4GB

General rating:
Portabilityrating-image2.8
56/100
rating-image3.9
78/100
Weightrating-image2.4
48/100
rating-image3.9
78/100
Size of screenrating-image4.6
91/100
rating-image2.9
58/100
Screen clarityrating-image4.1
82/100
rating-image2.1
42/100
Battery durationrating-image4.0
80/100
rating-image1.6
32/100
Processing capabilityrating-image4.9
98/100
rating-image1
5/100
Memory capacityrating-image5.0
99/100
rating-image1
5/100
Storage capacityrating-image4.6
91/100
rating-image1
11/100
Rear camera functionrating-image4.9
97/100
rating-image1.4
27/100
Front camera functionrating-image3.8
75/100
rating-image
- /100

Compare Performance and Usability

Size comparison of "Oppo Reno 10x zoom 256GB" and "Karbonn Smart A12 Star 4GB". 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 Reno 10x zoom 256GB" is 77.2mm wide, 162.0mm tall, and 9.3mm thick. The "Karbonn Smart A12 Star 4GB" is 64.2mm tall, 124.2mm wide, and 10.1mm thick.

The "Karbonn Smart A12 Star 4GB" is also more compact than the "Oppo Reno 10x zoom 256GB" in terms of the thickness of the devices. The "Karbonn Smart A12 Star 4GB" is easier than the "Oppo Reno 10x zoom 256GB" to hold with one hand, and you are less likely to accidentally drop it. If you're looking for a smartphone that fits nicely in your hand and can be gripped firmly, we recommend buying the "Karbonn Smart A12 Star 4GB" rather than the "Oppo Reno 10x zoom 256GB".

Comparing the width and height of the devices, the "Karbonn Smart A12 Star 4GB" is more compact than the "Oppo Reno 10x zoom 256GB". The "Karbonn Smart A12 Star 4GB" is easier to carry around than the "Oppo Reno 10x zoom 256GB" and easier to use with one hand. For a smartphone that is comfortable and easy to operate with one hand, and can fit neatly in your pocket or bag, we recommend that you buy the "Karbonn Smart A12 Star 4GB" rather than the "Oppo Reno 10x zoom 256GB".

Comparing the overall sizes, the "Karbonn Smart A12 Star 4GB" is significantly smaller than the "Oppo Reno 10x zoom 256GB". The "Karbonn Smart A12 Star 4GB" is more convenient than the "Oppo Reno 10x zoom 256GB" to use with one hand, and it is less likely to get in your way when not using it. If you prefer a smartphone that is easy to carry around and easy to use with one hand, we recommend that you buy the "Karbonn Smart A12 Star 4GB" rather than the "Oppo Reno 10x zoom 256GB".

ScoreDimensions (width x height x thickness)
Oppo Reno 10x zoom 256GB56/10077.2mm x 162.0mm x 9.3mm
Karbonn Smart A12 Star 4GB78/10064.2mm x 124.2mm x 10.1mm

Which one is easier to hold, "Oppo Reno 10x zoom 256GB" or "Karbonn Smart A12 Star 4GB"? 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 Reno 10x zoom 256GB" weighs 210.0g. The "Karbonn Smart A12 Star 4GB" clocks in at 130.0g. If you compare the weight of the two, the "Karbonn Smart A12 Star 4GB" is a considerably lighter smartphone than the "Oppo Reno 10x zoom 256GB", with a difference of about 80g. Because of this, the "Karbonn Smart A12 Star 4GB" puts less of a burden on the fingers and wrists than the "Oppo Reno 10x zoom 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 "Karbonn Smart A12 Star 4GB" rather than the "Oppo Reno 10x zoom 256GB".

ScoreWeight
Oppo Reno 10x zoom 256GB48/100210.0g
Karbonn Smart A12 Star 4GB78/100130.0g

Which is better in terms of display, "Oppo Reno 10x zoom 256GB" or "Karbonn Smart A12 Star 4GB"?

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 Reno 10x zoom 256GB" is 6.6inch, and 4.0inch on the "Karbonn Smart A12 Star 4GB". Comparing the sizes of the screens and displays, the "Oppo Reno 10x zoom 256GB" is considerably larger than the "Karbonn Smart A12 Star 4GB", with a difference of about 2.5inch. Compared to the "Karbonn Smart A12 Star 4GB", the "Oppo Reno 10x zoom 256GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "Oppo Reno 10x zoom 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 Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScoreDisplay size
Oppo Reno 10x zoom 256GB91/1006.6inch
Karbonn Smart A12 Star 4GB58/1004.0inch

Which one has a better display, "Oppo Reno 10x zoom 256GB" or "Karbonn Smart A12 Star 4GB"?

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 Reno 10x zoom 256GB" has a 1080 x 2340 resolution and a pixel density of 390ppi. The "Karbonn Smart A12 Star 4GB", on the other hand, has a screen resolution of 480 x 800 and a pixel density of 233ppi. Comparing the screen definition, the "Oppo Reno 10x zoom 256GB" has a much higher pixel density than the "Karbonn Smart A12 Star 4GB", with a difference of about 157ppi. The screen on the "Oppo Reno 10x zoom 256GB" is clear and crisp, and puts less strain on the eyes than that of the "Karbonn Smart A12 Star 4GB". 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 Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScorePixel density
Oppo Reno 10x zoom 256GB82/100390ppi
Karbonn Smart A12 Star 4GB42/100233ppi

How is the battery duration of "Oppo Reno 10x zoom 256GB" different from that of "Karbonn Smart A12 Star 4GB" ? 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 Reno 10x zoom 256GB" has a battery capacity of 4065.0mAh, while the "Karbonn Smart A12 Star 4GB" has a 1400.0mAh battery. With regards to battery performance, the "Oppo Reno 10x zoom 256GB" has a substantially larger battery capacity than the "Karbonn Smart A12 Star 4GB", with a difference of 2665mAh. The "Oppo Reno 10x zoom 256GB" can be used without charging for a longer time than the "Karbonn Smart A12 Star 4GB", 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 Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScoreBattery capacity
Oppo Reno 10x zoom 256GB80/1004065.0mAh
Karbonn Smart A12 Star 4GB32/1001400.0mAh

Which is better in terms of CPU function, "Oppo Reno 10x zoom 256GB" or "Karbonn Smart A12 Star 4GB"?

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 Reno 10x zoom 256GB" is equipped with a Qualcomm SM8150 Snapdragon 855 processor, and its performance speed is 2.84GHz+2.42GHz+1.78GHz×8(8.0-cores). Comparing CPU performance, the "Oppo Reno 10x zoom 256GB" has significantly higher specs than the "Karbonn Smart A12 Star 4GB". The "Oppo Reno 10x zoom 256GB" proves to be more advanced than the "Karbonn Smart A12 Star 4GB" 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 Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScoreCPU specs
Oppo Reno 10x zoom 256GB98/1002.84GHz+2.42GHz+1.78GHz×8(8.0-cores)
Karbonn Smart A12 Star 4GB5/1001.2GHz×2(2.0-cores)

How is "Oppo Reno 10x zoom 256GB" different from "Karbonn Smart A12 Star 4GB" 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 Reno 10x zoom 256GB" has 12.0GB of memory. The "Karbonn Smart A12 Star 4GB", on the other hand, has 512.0MB. As for memory performance, the "Oppo Reno 10x zoom 256GB" has a larger memory capacity than the "Karbonn Smart A12 Star 4GB", with a difference of about 500GB. The "Oppo Reno 10x zoom 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Karbonn Smart A12 Star 4GB". 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 Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScoreRAM size
Oppo Reno 10x zoom 256GB99/10012.0GB
Karbonn Smart A12 Star 4GB5/100512.0MB

Which has a better storage capacity, "Oppo Reno 10x zoom 256GB" or "Karbonn Smart A12 Star 4GB"?

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 Reno 10x zoom 256GB" has 256.0GB of storage, while the "Karbonn Smart A12 Star 4GB" has 4.0GB. In terms of ROM and data storage, the "Oppo Reno 10x zoom 256GB" has a much larger capacity than the "Karbonn Smart A12 Star 4GB", with a difference of about 252GB. The "Oppo Reno 10x zoom 256GB" can save more photos and keep more apps installed than the "Karbonn Smart A12 Star 4GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Oppo Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScoreStorage size
Oppo Reno 10x zoom 256GB91/100256.0GB
Karbonn Smart A12 Star 4GB11/1004.0GB

Compare the rear cameras of "Oppo Reno 10x zoom 256GB" and "Karbonn Smart A12 Star 4GB". 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 Reno 10x zoom 256GB" has 48.0MP. The "Karbonn Smart A12 Star 4GB" has 5.0MP. The rear-facing camera of the "Oppo Reno 10x zoom 256GB" also has a higher pixel count than the "Karbonn Smart A12 Star 4GB", with a difference of about 43MP. The "Oppo Reno 10x zoom 256GB" is more capable than the "Karbonn Smart A12 Star 4GB" 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 Reno 10x zoom 256GB" rather than the "Karbonn Smart A12 Star 4GB".

ScoreRear-camera resolution
Oppo Reno 10x zoom 256GB97/10048.0MP
Karbonn Smart A12 Star 4GB27/1005.0MP

Which has a front camera with better picture quality, "Oppo Reno 10x zoom 256GB" or "Karbonn Smart A12 Star 4GB"?

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.

ScoreFront-camera resolution
Oppo Reno 10x zoom 256GB75/10016.0MP
Karbonn Smart A12 Star 4GB - /100

Compare Performance Specs

Oppo Reno 10x zoom 256GBKarbonn Smart A12 Star 4GB
ImageOppo Reno 10x zoom 256GBKarbonn Smart A12 Star 4GB
MakerOppoKarbonn
Release date2019-062014-07
ColorOcean Green/Jet Black/Mist Pink/Ocean BlueBlack
OSAndroidAndroid
Dimensions (width x height x thickness)77.2mm x 162.0mm x 9.3mm64.2mm x 124.2mm x 10.1mm
Weight210.0g130.0g
Display size6.6inch4.0inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 2340480 x 800
Pixel density390ppi233ppi
Battery capacity4065.0mAh1400.0mAh
CPU specs2.84GHz+2.42GHz+1.78GHz×8(8.0-cores)1.2GHz×2(2.0-cores)
RAM size12.0GB512.0MB
Storage size256.0GB4.0GB
Rear-camera resolution48.0MP5.0MP

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