Realme C21 Specs – Camera, RAM, ROM, Battery, Chipset, and CPU

Realme C21 specs are finally here. If you decide to buy this smartphone but do not know the full specifications, this post is for you.

This post explains the complete Realme C21 specs highlighting the camera, battery, storage, processor, and chipset.

You will also find the info about how many colors are available in C21.

Realme C21 Specs

C21 is one of the top models of the brand, Realme. It has already created hype in the smartphone market. From here, you will get a clear idea about what’s coming with the C21 model.

Though there are many technical terms and points in the specs that seem hard to understand for general users, we will simplify them for you.

Before sharing the full specifications, let’s get a glimpse of the key specs of this device.


Realme C21 Highlighted Specs

  • Front Camera: 5 MP
  • Back Camera: 13 MP+2MP+2MP
  • RAM: 3GB+4GB
  • ROM: 32GB+64GB
  • Battery: 5000 mAh
  • Chipset: MediaTek Helio G35
  • Processor: Octa-core
  • Display Size: 6.5 inches
  • Colors: Cross Black, Cross Blue

Realme C21 Full Specifications

In the above section, we have shared the highlighted Realme C21 specs. These specs will give you hints about what’s coming with the C21.

However, knowing key features is not enough if you intend to buy this smartphone. You should understand every detail about this device.

That’s why we have shared the full Realme C21 specs below.

Check out when Realme releases this smartphone, and it is available in the market. You will also find the full features of this phone, like how many cameras you will get and what are the RAM and internal storage.

Moreover, you will get all specs in detail, from OS to battery, along with colors and SAR value.

Realme C21 Release Date

When is Realme C21 released? Well, Realme C21 is announced on March 05, 2021, and the release date is March 05, 2021.

It is a good deal breaker for Realme that already creates hype in the smartphone market.

Release DateWhen did the Realme C21 Come Out?
Announce Date2021, March 05
Release Date2021, March 05

Realme C21 Camera Specs

The C21 comes with a triple-camera in the rear and a single camera on the front side. One of the back cameras is 13 MP.

The customers will get a 5 MP on the front side.

All these cameras are featured with LED flash, HDR, and panorama.

Camera FeaturesHow many Cameras do the Realme C21 have?
Rear Camera (Triple)13 MP, f/2.2, 26mm (wide), 1/3.06″, 1.12µm, PDAF

2 MP, f/2.4, (macro)

2 MP, f/2.4, (depth)

Rear Camera FeatureLED flash, HDR, panorama
Back Camera Video Feature1080p@30fps
Front Camera5 MP, f/2.2, (wide), 1/5.0″, 1.12µm
Front Camera featureHDR, panorama
Selfie Camera Video Feature1080p@30fps

Realme C21 RAM/ROM Specs

What is the RAM/ROM or internal storage of the Realme C21? How much storage comes with C21?

You can expect to find 3GB + 4GB RAM on the C21.

On the other hand, this model comes with 32GB and 64GB of internal storage.

RAM/ROM SpecsHow many Gigabytes of RAM/ROM is in a Realme C21?
Random Access Memory (RAM)3GB+4GB
Read-Only Memory (ROM)32GB+64GB

Realme C21 Battery Life (Backup) mAh

This smartphone comes with a massive 5000 mAh non-removable Li-Ion polymer battery backup.

Battery Life mAhWhat is the Battery Backup of the C21?
Battery mAhLi-Po 5000 mAh, non-removable
Charging TechnologyFast charging 10W

Realme C21 CPU/Processor, GPU, and Chipset Specs

You will get MediaTek Helio G35 (12 nm) chipset in the C21. Also, the device comes with an Octa-core CPU.

It has PowerVR GE8320 GPU under the hood.

Here are the C21 GPU, CPU, processor, and chipset details.

CPU, GPU, and SoCWhat Hardware Components you will get in Realme C21?
Chipset (SoC)MediaTek Helio G35 (12 nm)
Processor (CPU)Octa-core (4×2.3 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53)
Graphics Processing Unit (GPU)PowerVR GE8320

Realme C21 Body Build and Measurement

The C21 body measurements include the dimensions, weight, build type, and SIM slot.

If you want to buy Realme C21, you have to research the dimensions: the height, width, and thickness of the device.

Also, knowing the weight of the smartphone is necessary because the overweight device is uncomfortable to carry.

Here are the complete details of the Realme C21 body measurements and materials below.

Realme C21 Dimensions

Smartphone dimension means height, width, and thickness or depth of the phone. Many users prefer to find this info in millimeters; whereas, others want them as inches.

Realme C21 height is 165.2 mm or 6.5 inches, width is 76.4 mm, and the depth or thickness is 8.9 mm

DimensionsWhat is the Dimension of the C21?

(Height x Width x Depth)

165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 in)

Realme C21 Weight

What is the weight of the Realme C21 model?

The correct weight is 190 g or 6.70 oz.

WeightWhat is the Weight of the Realme C21 in Grams and Inches?
Weight (G)190 g (6.70oz)

Realme C21 Body Material

It uses glass material for the front and plastic back, along with a plastic frame.

Body MaterialWhat Material is used to Build the C21 Model?
Front and Back MaterialGlass front, plastic back, plastic frame

Realme C21 SIM Card Size and Type

Nowadays, most smartphones come with dual SIM slots. That means you can use two SIM cards simultaneously.

Also, many devices use Nano-SIM; whereas, others use micro SIM cards.

The SIM Card size is Nano-SIM or eSIM in this model

SIM Card Type and SizeNumber, Type, and Size of SIM Card
SIM CapacityDual SIM (Nano-SIM, dual stand-by)

Realme C21 Screen Size and Display

How big is C21?

Realme C21 screen size is 6.5 inches that are 102.0cm2. It uses IPS LCD display technology.

The screen-to-body ratio is 80.8%, and the display resolution is 720 x 1600 pixels.

Also, the PPI density is 270.

Display TechnologyGeneral Display Information for Realme C21
Display TypeIPS LCD
Screen Size6.5 inches, 102.0 cm2
Screen-to-Body Ratio~80.8% screen-to-body ratio
Display Resolution (Pixel)720 x 1600 pixels
Aspect Ratio20:9 ratio
PPI Density~270 PPI density
Screen Protection MaterialNot mentioned

Realme C21 OS and UI

Most smartphone brands add Android as the operating system; C21 is no different.

The OS of Realme C21 is Android 10 and the user interface is Realme UI 1.0.

Software Type and VersionOS and UI of C21
Operating SystemAndroid 10
Mobile User InterfaceRealme UI 1.0

Realme C21 Colors

What colors does C21 come in?

Top smartphones today have at least two colors.

This smartphone model comes in Cross Black and Cross Blue colors.

Device ColorsWhich Color is the C21 offered in?
Handset ColorsCross Black, Cross Blue

Realme C21 Mobile Network

Mobile NetworkGSM / CDMA / HSPA / EVDO / LTE Technology
2GGSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
3GHSDPA 800 / 900 / 2100
4G1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed (Mbps)HSPA 42.2/5.76 Mbps, LTE

Realme C21 Connectivity

Basic FeaturesSensors and Connectivity
SensorsFingerprint (rear-mounted), accelerometer, proximity, compass
WLANWi-Fi 802.11 b/g/n, hotspot
Bluetooth5.2, A2DP, LE
RadioFM radio
USBmicroUSB2.0, USB On-The-Go
3.5mm jackYes

Also Check:

Realme C21 Price

In the above sections, we have described the Realme C21’s full phone specifications. If you are satisfied with the specs and want to buy this impressive smartphone, you should know the price tag.

However, the price will vary based on storage, regions, and colors. Also, different retailers may put separate price tags for the same device.

So we have posted the price of the Realme C21 for all countries. Click on the link below and check how much it costs to buy this phone in your country.

Also Check: Realme C21 Price for All Countries


We check and recheck at Trendy Webz to ensure that the Realme C21 specs are correct and updated.

We research and collect the C21 full phone specifications from the official manufacturers and trusted third-party websites.

Even with our tremendous effort of getting accurate specs, we cannot guarantee that the information on this post is 100% correct.

If you intend to buy this smartphone and research the specs, we highly recommend checking with the official manufacturers and retailers. You can check their website directly.

If you find any spec of this device is missing or incorrect, please comment below and we will update the information ASAP.

For Legal Issue: is not liable for any inaccurate or missing data or the results obtained from the use of this information. All specifications on this post are provided “as is,” with no guarantee of completeness, accuracy, timeliness, or the results obtained from the use of this information.

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