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Compare OnePlus 9RT 5G 256GB vs Realme C21Y (2021) 64GB

Created date: 2021-11-18 18:23:36

OnePlus 9RT 5G 256GBRealme C21Y (2021) 64GB
OnePlus 9RT 5G 256GBRealme C21Y (2021) 64GB

Here's our thorough comparison of the difference in performance and function between the "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB". Which one should you buy? We'll compare and explain what differs between the "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB" in a way that even people who aren't used to choosing between two similar products can understand.

OnePlus 9RT 5G 256GBRealme C21Y (2021) 64GB
OnePlus 9RT 5G 256GB

Realme C21Y (2021) 64GB

General rating:

80.1/100

(The 4067th of all smartphones)

61.8/100

(The - of all smartphones)

Portability
62/100
58/100
Weight
51/100
50/100
Size of screen
91/100
90/100
Screen clarity
84/100
54/100
Battery duration
- /100
- /100
Processing capability
98/100
88/100
Memory capacity
99/100
70/100
Storage capacity
91/100
67/100
Rear camera function
98/100
61/100
Front camera function
75/100
50/100

Compare Performance and Usability

Size comparison of "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB". 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 "OnePlus 9RT 5G 256GB" is 74.6mm wide, 162.2mm tall, and 8.3mm thick. The "Realme C21Y (2021) 64GB" is 76.0mm tall, 164.5mm wide, and 9.1mm thick.

There is no real difference between the "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB" 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.

There is no real difference in length or width between the "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB", so they are both about the same in terms of usability, ease of carry, and bulkiness. Because of this, it is better to compare them based on other aspects of performance and function.

When comparing their sizes as a whole, there is no real difference between the "OnePlus 9RT 5G 256GB"and "Realme C21Y (2021) 64GB". 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)
OnePlus 9RT 5G 256GB62/10074.6mm x 162.2mm x 8.3mm
Realme C21Y (2021) 64GB58/10076.0mm x 164.5mm x 9.1mm

Which one is easier to hold, "OnePlus 9RT 5G 256GB" or "Realme C21Y (2021) 64GB"? 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 "OnePlus 9RT 5G 256GB" weighs 198.5g. The "Realme C21Y (2021) 64GB" clocks in at 200.0g. The "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB" have around the same weight, so prolonged use will tire out fingers nd wrists to around the same degree. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreWeight
OnePlus 9RT 5G 256GB51/100198.5g
Realme C21Y (2021) 64GB50/100200.0g

Which is better in terms of display, "OnePlus 9RT 5G 256GB" or "Realme C21Y (2021) 64GB"?

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 "OnePlus 9RT 5G 256GB" is 6.62inch, and 6.5inch on the "Realme C21Y (2021) 64GB". The screens of the "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB" are roughly the same size, and so the ease of pressing app buttons are the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDisplay size
OnePlus 9RT 5G 256GB91/1006.62inch
Realme C21Y (2021) 64GB90/1006.5inch

Which one has a better display, "OnePlus 9RT 5G 256GB" or "Realme C21Y (2021) 64GB"?

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 "OnePlus 9RT 5G 256GB" has a 1080 x 2400 resolution and a pixel density of 397ppi. The "Realme C21Y (2021) 64GB", on the other hand, has a screen resolution of 720 x 1600 and a pixel density of 269ppi. Comparing the screen definition, the "OnePlus 9RT 5G 256GB" has a much higher pixel density than the "Realme C21Y (2021) 64GB", with a difference of about 128ppi. The screen on the "OnePlus 9RT 5G 256GB" is clear and crisp, and puts less strain on the eyes than that of the "Realme C21Y (2021) 64GB". 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 "OnePlus 9RT 5G 256GB" rather than the "Realme C21Y (2021) 64GB".

ScorePixel density
OnePlus 9RT 5G 256GB84/100397ppi
Realme C21Y (2021) 64GB54/100269ppi

How is the battery duration of "OnePlus 9RT 5G 256GB" different from that of "Realme C21Y (2021) 64GB" ? 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.

ScoreBattery capacity
OnePlus 9RT 5G 256GB - /100
Realme C21Y (2021) 64GB - /100

Which is better in terms of CPU function, "OnePlus 9RT 5G 256GB" or "Realme C21Y (2021) 64GB"?

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 "OnePlus 9RT 5G 256GB" is equipped with a Qualcomm SM8350 Snapdragon 888 5G processor, and its performance speed is 2.84GHz+2.42GHz+1.8GHz×8(8.0-cores). The "Realme C21Y (2021) 64GB" uses an Unisoc T610 CPU that performs at a speed of 1.8GHz×8(8.0-cores). Comparing their CPU performance, the "OnePlus 9RT 5G 256GB" has higher specs than the "Realme C21Y (2021) 64GB". For this reason, applications run better on the "OnePlus 9RT 5G 256GB" compared to the "Realme C21Y (2021) 64GB", and games run very smoothly. Therefore, the "OnePlus 9RT 5G 256GB" is recommended.

ScoreCPU specs
OnePlus 9RT 5G 256GB98/1002.84GHz+2.42GHz+1.8GHz×8(8.0-cores)
Realme C21Y (2021) 64GB88/1001.8GHz×8(8.0-cores)

How is "OnePlus 9RT 5G 256GB" different from "Realme C21Y (2021) 64GB" 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 "OnePlus 9RT 5G 256GB" has 12.0GB of memory. The "Realme C21Y (2021) 64GB", on the other hand, has 4.0GB. As for memory performance, the "OnePlus 9RT 5G 256GB" has a larger memory capacity than the "Realme C21Y (2021) 64GB", with a difference of about 8GB. The "OnePlus 9RT 5G 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Realme C21Y (2021) 64GB". 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 "OnePlus 9RT 5G 256GB" rather than the "Realme C21Y (2021) 64GB".

ScoreRAM size
OnePlus 9RT 5G 256GB99/10012.0GB
Realme C21Y (2021) 64GB70/1004.0GB

Which has a better storage capacity, "OnePlus 9RT 5G 256GB" or "Realme C21Y (2021) 64GB"?

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 "OnePlus 9RT 5G 256GB" has 256.0GB of storage, while the "Realme C21Y (2021) 64GB" has 64.0GB. In terms of ROM and data storage, the "OnePlus 9RT 5G 256GB" has a much larger capacity than the "Realme C21Y (2021) 64GB", with a difference of about 192GB. The "OnePlus 9RT 5G 256GB" can save more photos and keep more apps installed than the "Realme C21Y (2021) 64GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "OnePlus 9RT 5G 256GB" rather than the "Realme C21Y (2021) 64GB".

ScoreStorage size
OnePlus 9RT 5G 256GB91/100256.0GB
Realme C21Y (2021) 64GB67/10064.0GB

Compare the rear cameras of "OnePlus 9RT 5G 256GB" and "Realme C21Y (2021) 64GB". 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 "OnePlus 9RT 5G 256GB" has 50.0MP. The "Realme C21Y (2021) 64GB" has 13.0MP. The rear-facing camera of the "OnePlus 9RT 5G 256GB" also has a higher pixel count than the "Realme C21Y (2021) 64GB", with a difference of about 37MP. The "OnePlus 9RT 5G 256GB" is more capable than the "Realme C21Y (2021) 64GB" 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 "OnePlus 9RT 5G 256GB" rather than the "Realme C21Y (2021) 64GB".

ScoreRear-camera resolution
OnePlus 9RT 5G 256GB98/10050.0MP
Realme C21Y (2021) 64GB61/10013.0MP

Which has a front camera with better picture quality, "OnePlus 9RT 5G 256GB" or "Realme C21Y (2021) 64GB"?

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 "OnePlus 9RT 5G 256GB" has a resolution of 16.0MP. The "Realme C21Y (2021) 64GB"'s has 5.0MP. The front-facing camera of the "OnePlus 9RT 5G 256GB" has a significantly higher number of pixels than the "Realme C21Y (2021) 64GB", with a difference of about 11MP. Therefore, the "OnePlus 9RT 5G 256GB" is more suitable for taking photos and videos than the "Realme C21Y (2021) 64GB". If you want to take and print high-quality selfies, we recommend buying the "OnePlus 9RT 5G 256GB" rather than the "Realme C21Y (2021) 64GB".

ScoreFront-camera resolution
OnePlus 9RT 5G 256GB75/10016.0MP
Realme C21Y (2021) 64GB50/1005.0MP

Compare Performance Specs

OnePlus 9RT 5G 256GBRealme C21Y (2021) 64GB
ImageOnePlus 9RT 5G 256GBRealme C21Y (2021) 64GB
MakerOnePlusRealme
Release date2021-10-192021-07-02
ColorBlack/Silver/BlueCross Black/Cross Blue
OSAndroidAndroid
Dimensions (width x height x thickness)74.6mm x 162.2mm x 8.3mm76.0mm x 164.5mm x 9.1mm
Weight198.5g200.0g
Display size6.62inch6.5inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 2400720 x 1600
Pixel density397ppi269ppi
ChipsetQualcomm SM8350 Snapdragon 888 5GUnisoc T610
CPU specs2.84GHz+2.42GHz+1.8GHz×8(8.0-cores)1.8GHz×8(8.0-cores)
RAM size12.0GB4.0GB
Storage size256.0GB64.0GB
Rear-camera resolution50.0MP13.0MP
Front-camera resolution16.0MP5.0MP

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