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Realme C21

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Announced: March, 2021 Market status: Available
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
  • Realme C21
62% score
#79
in Mobiles < 10K
#531
in All Mobiles
Rs. 9,499  (best price)
colors
5% Cashback on Flipkart Axis Bank Card + 3 more offers
  1. 5% Cashback on Flipkart Axis Bank Card
  2. Get extra 500 off (price inclusive of cashback/coupon)
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  4. Purchase now & get 1 surprise cashback coupon in Future
Rs. 9,499
Go to store
- Cross Black 3.9 (43 ratings)
out of stock

Realme C21 Key Specifications

Full Specification
Processor & RAM
  • 64-bit Octa-core 2.3 GHz ARM...
  • MediaTek Helio G35
  • 3GB RAM
Camera
  • Triple camera, 13 MP + 2 MP + 2 MP, LED flash
  • Single selfie camera, 5 MP
Display
  • 6.5" IPS LCD Screen
  • 720x1600, 270 PPI
Storage
  • 32GB internal storage
  • Expandable storage up to 256GB, Dedicated slot
Battery
  • Li-Polymer 5000 mAh
  • microUSB charging connector

Realme C21 Details

Realme C21 packs a 6.5" display with a waterdrop notch. This smartphone is powered by Mediatek Helio G35 chipset (64-bit Octa-core 2.3 GHz ARM Cortex-A53 + ARM Cortex-A53 12nm processor) that runs on the Android 10 operating system. This device has a whopping 5000 mAh battery. This smartphone offers a 13 MP triple camera at the back.

Realme C21 Advantages
Touchscreen
Realme C21 offers a 6.5" IPS LCD capacitive touchscreen. Cellphones with touchscreen are not only easier to use but also are more intuitive. They also provide a bigger screen real estate than the non-touchscreen phones of the same physical size.
Operating System
Realme C21 runs on Android (Android 10) OS. Mobile phones running on the Android operating system offer great features and lots of customizations as compared to phones running on iOS. The Google Play Store offers a wide variety of apps and games.
3G Connectivity
This phone has 3G connectivity. Phones with 3G capability allow you to access high-speed data as compared to a very slow GPRS and EDGE network.
4G Connectivity
This phone is 4G enabled. Mobiles with 4G offer up to 3000 Mbps speeds as compared to a maximum of 42 Mbps of the 3G network.
Dual SIM
Realme C21 has a dual SIM configuration. Dual SIM mobiles allow us to keep work and play separate by having two different SIM cards. Plus, you can choose voice and data plans separately for each SIM card.
VoLTE
This phone supports VoLTE (Voice over LTE). VoLTE offers much better call quality (full HD voice call) and better coverage as compared to 2G or 3G network.
Large Screen
This mobile offers a 6.5" screen. Large screens offer more screen area to display the information due to which less scrolling is needed. It is easier on eyes while browsing, watching movies, and reading a book on your phone.
High Screen to Body Ratio
This mobile offers 80.0% screen to body ratio. Higher screen to body ratio means better utilization of the available space by having small bezels. They look stunning too and offer a seamless experience.
Good Battery Capacity
The battery capacity of this mobile is 5000 mAh. Phones with higher battery capacity allow you to use social media, watch videos, and play games for a longer duration.
CPU Cores
This phone has 8-core CPU. More CPU cores allow your phone to process multiple tasks in parallel which often results in faster and fluid performance.
CPU Manufacturing Process
This phone's chipset is built using the 12 nm manufacturing process. Newer manufacturing process usually results in smaller chip size, higher performance, and longer battery life.
RAM
This mobile has 3 GB of RAM. Having more RAM enables quick loading apps, fluid switching between apps while multitasking, and better gaming performance.
Internal Storage
The internal storage capacity of this mobile phone is 32 GB. Internal storage is much faster than external storage like microSD cards. Having more of it means you can install a large number of apps and store all your media in faster storage.
Expandable Storage
This phone has expandable storage. Phone with expandable storage allows you to install memory card to have an additional storage space to store your data.
Dedicated SD Slot
This phone has a Dedicated Card Slot. Phones with a dedicated card slot allow you to use multiple SIM cards and an SD card at the same time as opposed to the hybrid slot which allows either second SIM or an SD card.
Fingerprint Sensor
This device offers a fingerprint sensor. A fingerprint sensor lets you unlock your phone with your finger. It makes your phone secure without the need for lengthy passwords.
WiFi
This mobile comes with a WiFi networking support. WiFi connection allows you to connect to your home or office WiFi router.
WiFi Hotspot
This device supports WiFi hotspot. You can share your mobile internet in your other devices like a laptop over WiFi using a WiFi hotspot (WiFi tethering).
Bluetooth
This phone has a Bluetooth connectivity. Phones with Bluetooth capability allows you to connect to wireless Bluetooth headsets or Bluetooth speakers for calls and music.
3.5mm Headphone Jack
This mobile comes with a 3.5 mm headphone connector. 3.5 mm is a standard when it comes to wired mobile headphones. It lets you use any earphones or headphones that come with a 3.5mm plug.
GPS
This mobile comes with the GPS receiver. Phones with GPS capability provide turn by turn navigation and can utilize location based services.
FM Radio
This mobile comes with an FM Radio. You can tune into your favourite FM station to start listening to music.
Realme C21 Disadvantages
Dull Display
This phone has a low pixel density of 270 PPI (Pixels per Inch). Pictures and images look sharp and text is easier to read on phones with high PPI.
Thick
This phone is 8.9 mm in thickness. Slim phones look good and are easier to hold in your hands. It also easily fits into the purse.
Heavy
This phone is 190 grams in weight. Lighter phones are easier to carry around in your pockets.

Realme C21 Price in India

Store Shipping Color Price Variants
Standard Shipping - Rs. 9,499
Color Variant Rs. 9,499
5% Cashback on Flipkart Axis Bank Card + 3 more offers
  1. 5% Cashback on Flipkart Axis Bank Card
  2. Get extra 500 off (price inclusive of cashback/coupon)
  3. Sign-up for Flipkart Pay Later & get free Times Prime Benefits worth 10,000*
  4. Purchase now & get 1 surprise cashback coupon in Future
Standard Shipping Cross Black - 3.9 (43 ratings)
Color Variant NA
Price of Realme C21 was last updated on 23 Sep 2023. Realme C21 price in India starts at Rs. 9,499. The lowest price of Realme C21 is found at Flipkart. This device comes with 3GB + 32GB, and 4GB + 64GB storage variants. Realme C21 is available in Cross Black, and Cross Blue color options. Please make sure to confirm the price and specifications before buying it online from the respective online store.

Realme C21 Pros & Cons

3.5/5
Pros
  • Decent performance with Helio G35 chip
  • Nice primary triple cameras
  • Big 6.5" IPS display
  • 5000 mAh battery
  • Dedicated storage expansion slot with 256 GB support
Cons
  • Low pixel density (270 PPI)
  • Multitasking is not smooth

Realme C21 Specifications

General

Touchscreen Yes, Capacitive Touchscreen, Waterdrop Notch
Build plastic back, plastic frame
Operating System Android 10
2G Network GSM: 850, 900, 1800, 1900 MHz
3G Network UMTS: 850, 900, 2100 MHz
4G Network (LTE) LTE Bands 1, 3, 5, 8, 38, 40, 41
SIM Type Dual SIM
SIM Size Nano SIM
Colors Cross Black, Cross Blue
VoLTE Yes

Display

Screen Type IPS LCD
Screen Size 6.5 Inches
Screen Resolution 720 x 1600 Pixels
Average (52% score)

Screen Resolution in 7 - 10K Phones Group

Mobiles with best Screen Resolution in 7 - 10K Phones

  • Xiaomi Redmi 12 4G 1080x2460
  • Tecno Spark 8 Pro 1080x2460
  • Infinix Hot 11S 1080x2460
  • Motorola Moto G14 1080x2400
  • Realme Narzo N53 1080x2400

Mobiles with best Screen Resolution overall

  • OnePlus 11 1440x3216
  • Realme GT 2 Pro 1440x3216
  • OnePlus 10 Pro 1440x3216
  • OnePlus 9 Pro 1440x3216
  • Tecno Phantom V Fold 2000x2296
7 - 10K Phones Group Avg:
55% score
Pixel Density 270 ppi
Good (66% score)

Pixel Density in 7 - 10K Phones Group

Mobiles with best Pixel Density in 7 - 10K Phones

  • Xiaomi Redmi Note 7S 409 PPI
  • Motorola Moto G14 405 PPI
  • Xiaomi Redmi 11 Prime 5G 401 PPI
  • Poco M5 400 PPI
  • Xiaomi Redmi 11 Prime 4G 401 PPI

Mobiles with best Pixel Density overall

  • Samsung Galaxy S20 563 PPI
  • Samsung Galaxy S10 550 PPI
  • OnePlus 11 525 PPI
  • Realme GT 2 Pro 526 PPI
  • OnePlus 10 Pro 525 PPI
7 - 10K Phones Group Avg:
67% score
Colors 16777216
Screen to body ratio 80%
Excellent (84% score)

Screen to body ratio in 7 - 10K Phones Group

Mobiles with best Screen to body ratio in 7 - 10K Phones

  • Tecno Spark 8T 91.3% ratio
  • Itel P40 Plus 91% ratio
  • Infinix Smart 6 Plus 90.7% ratio
  • Tecno Spark 8P 90.1% ratio
  • Infinix Hot 11 90.6% ratio

Mobiles with best Screen to body ratio overall

  • Lava Agni 2 5G 93% ratio
  • Tecno Phantom X2 5G 93.3% ratio
  • Tecno Phantom X2 Pro 5G 93.3% ratio
  • Samsung Galaxy Z Fold 5 91.1% ratio
  • Tecno Phantom X 91.3% ratio
7 - 10K Phones Group Avg:
86% score
Aspect Ratio 20:9

Dimensions

Size 165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 inches)
Average (58% thickness score)

Size in 7 - 10K Phones Group

Mobiles with best Size in 7 - 10K Phones

  • Realme Narzo N53 7.5 mm thick
  • Infinix Note 12i 7.8 mm thick
  • Vivo Y81 7.8 mm thick
  • Realme C53 7.9 mm thick
  • Infinix Note 12 7.9 mm thick

Mobiles with best Size overall

  • Samsung Galaxy Z Fold 3 6.4 mm thick
  • Motorola Edge 30 6.8 mm thick
  • Xiaomi 11 Lite NE 5G 6.8 mm thick
  • Xiaomi Mi 11 Lite 6.8 mm thick
  • Samsung Galaxy Z Flip 5 6.9 mm thick
7 - 10K Phones Group Avg:
58% score
Weight 190 g (6.70 oz)
Average (51% score)

Weight in 7 - 10K Phones Group

Mobiles with best Weight in 7 - 10K Phones

  • Coolpad Cool 3 Plus 135 grams
  • Asus ZenFone Lite L1 140 grams
  • Vivo Y81 146 grams
  • Lenovo K9 155 grams
  • Lava X41 Plus 154 grams

Mobiles with best Weight overall

  • Apple iPhone 12 mini 135 grams
  • Coolpad Cool 3 Plus 135 grams
  • Coolpad Cool 3 (4GB RAM + 64GB) 135 grams
  • Lava Z60s 136 grams
  • Xiaomi Redmi 5A 137 grams
7 - 10K Phones Group Avg:
51% score

Battery

Battery Type Li-Polymer
Battery Capacity 5000 mAh
Top Class (90% score)

Battery Capacity in 7 - 10K Phones Group

Mobiles with best Battery Capacity in 7 - 10K Phones

  • Itel P40 Plus 7000 mah
  • Itel P40 (4GB RAM + 64GB) 6000 mah
  • Infinix Smart 7 (4GB RAM + 128GB) 6000 mah
  • Infinix Hot 20 Play 6000 mah
  • Infinix Hot 12 6000 mah

Mobiles with best Battery Capacity overall

  • Itel P40 Plus 7000 mah
  • Tecno Pova 3 7000 mah
  • Samsung Galaxy F62 7000 mah
  • Tecno Pova 5 6000 mah
  • Samsung Galaxy F34 5G 6000 mah
7 - 10K Phones Group Avg:
89% score
User Replaceable Battery No
Other Features Reverse charging

Camera

Rear Camera Triple camera
Primary Camera 13 megapixels, Wide, F2.2 aperture, 1.12 micron pixel size, 1/3.06" sensor size, 26 mm focal length, PDAF (Phase detection autofocus)
Good (69% score)

Primary Camera in 7 - 10K Phones Group

Mobiles with best Primary Camera in 7 - 10K Phones

  • Poco C55 81% score
  • Motorola Moto G10 Power 81% score
  • Micromax IN Note 1 81% score
  • Motorola Moto G9 Power 79% score
  • Motorola Moto G13 (4GB RAM + 128GB) 78% score

Mobiles with best Primary Camera overall

  • Vivo X90 Pro 99% score
  • Vivo X80 Pro 5G 99% score
  • Vivo X60 Pro Plus 99% score
  • Oppo Reno10 Pro 98% score
  • Oppo Reno10 Pro Plus 98% score
7 - 10K Phones Group Avg:
63% score
Camera 2 2 megapixels, Macro, F2.4 aperture
Camera 3 2 megapixels, Depth Sensor, F2.4 aperture
Flash LED flash
Features HDR mode, Panorama mode
Video Recording 1080p (Full HD) at 30 fps
Front Camera Single front camera, 5 megapixels, Wide, F2.2 aperture, 1.12 micron pixel size, 1/5.0" sensor size
Excellent (82% score)

Front Camera in 7 - 10K Phones Group

Mobiles with best Front Camera in 7 - 10K Phones

  • Lava Z6 96% score
  • Micromax IN Note 1 96% score
  • Realme 3i 95% score
  • Xiaomi Redmi Note 7S 95% score
  • Motorola Moto G9 Power 93% score

Mobiles with best Front Camera overall

  • Samsung Galaxy A6 (64GB) 97% score
  • Lava Agni 2 5G 96% score
  • Vivo iQOO Neo 6 5G 96% score
  • OnePlus Nord CE 2 Lite 5G 96% score
  • Oppo K10 (8GB RAM + 128GB) 96% score
7 - 10K Phones Group Avg:
81% score
Features HDR mode
Video Recording 1080p (Full HD) at 30 fps

Hardware and Storage

System Chipset MediaTek Helio G35
Processor (CPU) 64-bit Octa-core 2.3 GHz ARM Cortex-A53 + ARM Cortex-A53 (12 nm)
Poor (19% score)

Processor (CPU) in 7 - 10K Phones Group

Mobiles with best Processor (CPU) in 7 - 10K Phones

  • Poco M5 46% score
  • Xiaomi Redmi 11 Prime 4G 46% score
  • Lava Blaze 5G (6GB + 128GB) 42% score
  • Xiaomi Redmi 11 Prime 5G 42% score
  • Xiaomi Redmi 10 39% score

Mobiles with best Processor (CPU) overall

  • Apple iPhone 15 (6GB RAM + 512GB) 96% score
  • Apple iPhone 15 Plus (6GB RAM + 256GB) 96% score
  • Apple iPhone 14 Pro 96% score
  • Apple iPhone 14 Pro Max 96% score
  • Samsung Galaxy Z Fold 5 92% score
7 - 10K Phones Group Avg:
24% score
Graphics Processor (GPU) PowerVR GE8320
RAM 3GB
Good (63% score)

RAM in 7 - 10K Phones Group

Mobiles with best RAM in 7 - 10K Phones

  • Itel S23 8 GB
  • Tecno Spark 10C 8 GB
  • Tecno Spark 10 8 GB
  • Infinix Hot 30i 8 GB
  • Motorola Moto E13 (8GB RAM + 128GB) 8 GB

Mobiles with best RAM overall

  • Motorola Moto G84 12 GB
  • Infinix Zero 30 5G (12GB RAM + 256GB) 12 GB
  • OnePlus Nord CE 3 5G (12GB RAM + 256GB) 12 GB
  • Realme Narzo 60 Pro 5G (12GB RAM + 256GB) 12 GB
  • OnePlus Nord 3 (16GB RAM + 256GB) 16 GB
7 - 10K Phones Group Avg:
69% score
Internal Storage 32GB
Very Good (75% score)

Internal Storage in 7 - 10K Phones Group

Mobiles with best Internal Storage in 7 - 10K Phones

  • Xiaomi Redmi 12 4G 128 GB
  • Motorola Moto G14 128 GB
  • Realme C53 128 GB
  • Itel P40 Plus 128 GB
  • Itel S23 128 GB

Mobiles with best Internal Storage overall

  • Realme Narzo 60 Pro 5G (12GB RAM + 1TB) 1024 GB
  • Samsung Galaxy Z Fold 5 (12GB RAM + 1TB) 1024 GB
  • Samsung Galaxy S23 Ultra (12GB RAM + 1TB) 1024 GB
  • Apple iPhone 14 Pro (6GB RAM + 1TB) 1024 GB
  • Apple iPhone 14 Pro Max (6GB RAM + 1TB) 1024 GB
7 - 10K Phones Group Avg:
84% score
Expandable Storage microSDXC, Up to 256GB
Sensors Proximity sensor, Accelerometer, Compass, Fingerprint Sensor, Ambient light sensor

Connectivity

GPRS Yes
EDGE Yes
3G Yes
4G Yes
WiFi 802.11 b, g, n
Mobile Hotspot and Tethering Yes
Bluetooth Yes, 5.0
USB Yes, 2.0, microUSB, USB OTG
Headphone Jack 3.5mm audio connector
Charging Connector microUSB
GPS GPS, A-GPS, Glonass, BeiDou

Multimedia

Alert Types MP3 Ringtones, Polyphonic Ringtones, Vibration, Haptic feedback
LoudSpeaker Yes
FM Radio Yes
Music Player Yes
Audio Formats MP3, AAC, WAV, MIDI, AMR, 3GP, FLAC, M4A, OGG
Video Yes, MPEG4, H.264
Noise Cancellation Yes

Internet and Applications

Browser Yes
Youtube Yes
Whatsapp Yes
Facebook Yes
Twitter Yes
Email Microsoft Exchange, SMTP, POP3, IMAP, Push Email

Other

Phonebook Unlimited Contacts, Contact Pictures, Contact Ringtones, Contact Multiple Numbers
Calendar Yes
Calculator Yes
Alarm Yes
Stopwatch Yes
SMS Yes
MMS Yes

Similar Mobiles

 
62%score
Realme C21
Realme C21
Rs. 9499
ProcessorMediaTek Helio G35Mediatek Helio G85Unisoc T606Unisoc T612Unisoc T612Unisoc T616Unisoc SC9863A1MediaTek Helio P35Mediatek Helio G37Unisoc Tiger T616Mediatek Helio G88
RAM3 GB4 GB8 GB4 GB4 GB6 GB4 GB4 GB8 GB4 GB4 GB
Storage32 GB64 GB128 GB64 GB64 GB128 GB64 GB64 GB128 GB128 GB128 GB
ExpandableYes, Up to 256 GB Yes, Up to 512 GB Yes, Up to 1024 GB Yes, Up to 2048 GB Yes, Up to 2048 GB Yes, Up to 1024 GB Yes, Up to 256 GB Yes, Up to 1024 GB Yes, Up to 1024 GB Yes, Up to 1024 GB Yes, Up to 1024 GB
Rear Camera3 Camera. Primary: 13 megapixels, Wide, F2.2 aperture, 1.12 micron pixel size, 1/3.06" sensor size, 26 mm focal length, PDAF (Phase detection autofocus)3 Camera. Primary: 50 megapixels, Wide, F1.8 aperture, 0.64 micron pixel size, 1/2.8" sensor size, PDAF (Phase detection autofocus)2 Camera. Primary: 16 megapixels, F1.8 aperture, Wide, PDAF (Phase detection autofocus)2 Camera. Primary: 50 megapixels, Wide, F1.8 aperture, PDAF (Phase detection autofocus)2 Camera. Primary: 50 megapixels, Wide, F1.8 aperture, 0.64 micron pixel size, 1/2.76" sensor size, 27 mm focal length, PDAF (Phase detection autofocus)2 Camera. Primary: 13 megapixels, Wide, Autofocus2 Camera. Primary: 50 megapixels, Wide, AutofocusSingle Camera. Primary: 8 megapixels, F2.0 aperture2 Camera. Primary: 50 megapixels, Wide, 0.7 micron pixel size, PDAF (Phase detection autofocus)2 Camera. Primary: 50 megapixels, Wide, F1.8 aperture, 0.64 micron pixel size, PDAF (Phase detection autofocus)3 Camera. Primary: 50 megapixels, Wide, F1.8 aperture, PDAF (Phase detection autofocus)
Selfie CameraSingle front camera, 5 megapixels, Wide, F2.2 aperture, 1.12 micron pixel size, 1/5.0" sensor sizeSingle front camera, 8 megapixelsSingle front camera, 8 megapixels, WideSingle front camera, 8 megapixels, Wide, F2.0 apertureSingle front camera, 5 megapixels, Wide, F2.2 aperture, 1.12 micron pixel size, 1/5" sensor size, 28 mm focal lengthSingle front camera, 8 megapixels, WideSingle front camera, 8 megapixelsSingle front camera, 5 megapixels, F2.2 apertureSingle front camera, 8 megapixels, WideSingle front camera, 8 megapixels, Wide, F2.0 aperture, 1.12 micron pixel size, 1/4" sensor sizeSingle front camera, 8 megapixels, Wide, F2.1 aperture
Battery5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh5000 mAh
Fast Charging 33W fast battery charging 18W fast battery charging 33W fast battery charging 33W fast battery charging 18W fast battery charging 18W fast battery charging 20W fast battery charging 18W fast battery charging
Screen Size6.5 inches6.7 inches6.6 inches6.74 inches6.74 inches6.5 inches6.5 inches6.51 inches6.6 inches6.5 inches6.79 inches
Screen typeIPS LCDAMOLEDIPS LCDIPS LCDIPS LCDIPS LCDIPS LCDIPS LCDIPS LCDIPS LCDIPS LCD
Pixel density270 PPI393 PPI267 PPI390 PPI260 PPI270 PPI270 PPI270 PPI267 PPI405 PPI396 PPI
Weight190 grams188 grams195 grams182 grams186 grams203 grams199.4 grams186 grams190 grams177 grams198.5 grams
Thickness8.9 mm7.8 mm8.5 mm7.5 mm8 mm8.6 mm8.6 mm8.4 mm8.4 mm8 mm8.2 mm
SIMDual SIM Dual SIM Dual SIM Dual SIM Dual SIM Dual SIM Dual SIM Dual SIM Dual SIM Dual SIM Dual SIM
FM RadioYes Yes Yes No Yes Yes Yes Yes Yes
OSAndroid 10 Android 12 Android 13 Android 13 Android 13 Android 12 Android 13 Android 13 Android 13 Android 13 Android 13
FULL COMPARISON Realme C21VSInfinix Note 12iRealme C21VSTecno Spark 10CRealme C21VSRealme Narzo N53Realme C21VSRealme C51Realme C21VSLava Blaze 2Realme C21VSNokia C32Realme C21VSVivo Y02TRealme C21VSTecno Spark 10Realme C21VSMotorola Moto G14Realme C21VSXiaomi Redmi 12 4G