Updated On: Dec 10, 2022

realme C21

7.6 MSP Score 4.3 83278 Ratings
realme C21
realme C21
realme C21
realme C21
realme C21
realme C21
Best Price: 10,999

Key Specifications

  • MediaTek Helio G35 Processor
  • 3 GB RAM
  • 13 MP + 2 MP + 2 MP Triple Rear Camera
  • 32 GB Storage
  • 5 MP Front Camera
  • 5000 mAh Battery
  • 6.5 inches IPS LCD Display
  • Android v10 (Q) OS
View Full Specs ❯

realme C21 Price In India

The lowest price of the realme C21 in India is ₹10,999 at Amazon. The mobile is available in 32 GB, 64 GB storage variants in India.

StoreDetails Price
Amazon.in Realme c21 (32 gb) (3 gb ram) (cross blue) ₹10,999

Realme C21: Pros & Cons

out of 10
MSP Score
  • Pros
  • Large and bright display
  • Triple rear camera setup (13MP+2MP+2MP)
  • Rear fingerprint sensor
  • 5000mAh battery
  • Cons
  • No fast-charging support
  • Only 32GB of internal memory
Realme C21 is a new budget offering in the brand s C-series lineup of smartphones. The brand brings in impressive specs at an affordable price range. The notable features of the smartphone include a big 6.5-inches display, a triple camera setup on the rear that comprises a 13MP primary camera, and two 2MP cameras. Upfront, the phone features a single 5MP selfie camera. The MediaTek Helio G35 processor is a bit below average. Also, the other down points include the absence of fast charging support and only 32GB internal memory.

realme C21 Details

Design and Display
Design-wise, the smartphone features a waterdrop notch display that encloses the selfie camera. The display is bezel-less and the IPS LCD panel measures 6.5-inches. It offers a screen resolution of 720 x 1600 pixels and 270ppi pixel density. 
Camera and Security
For imaging duties, you get a dual-rear camera setup on the rear and a single selfie camera at the front. The rear dual-camera configuration includes a 13MP primary camera, which is accompanied by a 2MP secondary camera. An LED flash is present beside the dual camera setup. A 5MP selfie camera at the front accounts for decent selfies; users can also make video chats using the front camera. The device does not equip any fingerprint sensor for biometric authentication, and the users have to rely on Pin or pattern for securely unlocking the device.
Storage and Performance
As far as the storage is concerned, the Realme C21 packs 32GB onboard internal storage for storing user data and files. Users can also make use of the expandable memory support of up to 256GB via microSD card. Hence, there is never a case of users running out of storage. As for the performance, the smartphone comes powered by a MediaTek Helio G35 octa-core processor. For graphical performance, the device is provided with a PowerVR GE8320 GPU. The RAM configuration of the smartphone is 3GB which ensures lag-free operation of day-to-day tasks. 
Battery and Connectivity
Equipped with a 5000mAh Li-Polymer battery, the device offers battery life that lasts for longer durations. The battery comes with fast-charging support, and as such, it does not take much time for refilling it. The connectivity options of the handset include 4G LTE, Bluetooth v5.0, GPS with A-GPS, mass storage device, USB charging, microUSB, The device features a 3.5mm headphone jack for connecting wired headsets.

Realme C21 Specifications


Processor Chipset MediaTek Helio G35
Rear Camera Triple (13MP + 2MP + 2MP)
Internal Memory 32 GB
Screen Size 6.5 inches (16.51 cms)
Battery Capacity 5000 mAh


Chipset MediaTek Helio G35
CPU Octa core, 2.3GHz, Cortex A53
Architecture 64-bit
Fabrication 12 nm
Graphics PowerVR GE8320


Build Plastic back panel
Height 6.5 inches (165.2 mm)
Width 3.01 inches (76.4 mm)
Thickness 0.35 inches (8.9 mm)
Weight 190 grams
Colors Cross Blue, Cross Black
Screen Unlock Fingerprint, Face unlock


Resolution 720 x 1600 pixels
Aspect ratio 20:9
Display Type IPS LCD
Size 6.5 inches (16.51 cms)
Bezel-less display Yes, with Waterdrop notch
Pixel Density 270 pixels per inch (ppi)
Brightness 400 nits
TouchScreen Yes, Capacitive, Multi-touch
Color Reproduction 16M Colors
Screen to body percentage 80.82 %


Rear camera setup Triple
Rear camera (Primary) 13 MP resolutionWide Angle lensf/2.2 aperture26 mm focal length 3" sensor size1.12µm pixel size
Rear camera (Secondary) 2 MP resolutionMacro lensf/2.4 aperture1.75µm pixel size
Rear camera (Tertiary) 2 MP resolutionMono lensf/2.4 aperture1.75µm pixel size
Front camera setup Single
Front camera (Primary) 5 MP resolutionWide Angle lensf/2.2 aperture5.0" sensor size1.12µm pixel size
Sensor CMOS image sensor
Flash LED Rear flash
Digital zoom 4x
Video Resolution (Rear) 1920x1080 @ 30 fps
Video Resolution (Front) 1920x1080 @ 30 fps
Camera Features Auto Flash Auto Focus Face detection Touch to focus
Shooting Modes Continuos Shooting High Dynamic Range mode (HDR)


Type Li-ion
Capacity 5000 mAh
Removable No
Fast Charging No
Wireless Charging No


Internal Memory 32 GB
Memory type eMMC 5.1
Expandable Memory Yes, microSD, Up to 256 GB (Dedicated)


Operating System Android v10 (Q)
Custom UI Realme UI


SIM Configuration Dual SIM SIM1: Nano SIM2: Nano
Network SIM1: 4G, 3G, 2GSIM2: 4G, 3G, 2G
Voice over LTE(VoLTE) Yes
Wi-Fi Yes, with b/g/n, MIMO
Wi-fi features Mobile Hotspot
Bluetooth Bluetooth v5.0
USB microUSB 2.0, Mass storage device, USB charging, USB On-The-Go
USB OTG Support Yes
GPS Yes with A-GPS, Glonass
NFC Chipset No
Infrared Yes


Speaker Yes
Audio Jack Yes, 3.5mm
Video Player Yes, Video Formats: 3G2, 3GP, 3GPP, 3GPP2, M4V, MKV, MP4


Fingerprint sensor Yes, Rear
Face Unlock Yes
Other Sensor Light sensorProximity sensorAccelerometer
Disclaimer: Specifications shown may be different from the actual product. We cannot guarantee that the information provided on this page is 100% correct. Please check with the retailer before purchasing.

realme C21 Benchmarks

Antutu Scores

Overall 131561
CPU 39772
GPU 16631
Memory 33664
UX 41494

Geekbench Scores

Single-core 174
Multi-core 982

The latest realme C21 news

Realme C21 recently went official in India alongside the launch of the Realme C20 and the Realme C25 last week. The Realme C21 will be up for its first sale in the country on April 14 (today). Let s have a closer look at the price, offers and first sale details of the Realme C21 smartphone.
See More
Realme has launched the Realme C25, C21, C20 in India. The budget smartphones have been launched under Rs 10,000 and come with big batteries under the hood.
See More
Realme will host an online-only event for the C-series launch today in India. The company will launch the Realme C20, C21, and C25 in India.
See More
User Reviews of realme C21
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