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Realme C21

Brand: Realme Status: Available
Realme C21
Official Price: ৳11,990

Variant: (4GB+64GB) ৳11,990

    Key Specifications

  • Released 05 March 2021
  • OS Android 10
  • Display 6.5", 720 x 1600p
  • Rear Camera 13+2+2MP
  • Front Camera 5MP
  • RAM 4GB, Helio G35
  • ROM 64GB
  • Battery Li-Po 5000mAh

Realme C21 Details

After the success of Realme 5i, Realme released a new budget smartphone Realme C21. Realme always provides the best features at a cheap price. The Realme C21 is a budget device but it comes with many amazing and attractive features.  It comes with a 5000mAh massive battery that ensures long-time battery backup. It set up triple rear cameras in the backside that makes sure great shooting photo and record video, the processor is a bit below average to settle for. Its has excellent 6.5 IPS LCD Brazel-less display that supports an awesome viewing experience,  and all specs.

The phone also has other additional features like a Rear-mounted fingerprint scanner, nice cameras, powerful processor, huge storage, nice look, and good configuration that makes it perfect for day-to-day using like normal gaming, internet browsing, Youtubing, etc. Now, Realme C21 is a trending smartphone in the Bangladesh market. If you are looking for a budget-friendly smartphone-like under 10k-12k then it’s the best choice for you.

If you are like Realme C choosing more smartphones then visit Realme C21YC17C15C25, etc.

Storage and Performance:

Realme C21 is available in one variant. The phone has 4GB of RAM and 64GB of internal storage. Normally, Tecno, Infinix provides Huge RAM at a cheap price. But, a good brand Realme targets this condition and gives a smartphone As an entry-level segment device, the smartphone has a powerful processor.

The phone runs with Android 10, Realme UI. But the device is upgradable to Android 11. Realme UI is optimized well. The phone is powered by an Octa-core (4×2.3 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53) processor and has a MediaTek Helio G35 (12 nm) chipset. Its graphics is PowerVR GE8320. Its Ram type is LPDDR4X and Architecture 64 bit.

Battery type and Charging capacity:

Normally we got a big battery backup in many smartphones. High-budget smartphones used big batteries for long-time backup. The phone hasn’t different from those. This phone also has a 5000mAh big battery. The battery will stay on the phones one day easily for normal using time and more than one day for talk time.

But the battery section has an ordinary feature. It has a fast-charging 10W. With that charger, you can charge the battery quickly and hope it will fully charge in 2 hours 30minutes. So, it is very much good for the users.

Camera Type, Regulations, & Features:

Realme C21 is set up with triple rear cameras on the backside. Its primary camera is a 13 MP f/2.2 (up to 4x Digital Zoom), Wide Angle. The second is 2 MP f/2.4, Macro Camera, and the third is 2 MP f/2.4 Mono Camera. It used a CMOS image sensor, has Phase Detection autofocus, a LED flash, continuous shooting, and a High Dynamic Range mode (HDR) system. The camera image resolution is 4128 x 3096 Pixels. Camera features are 4 x Digital Zoom, face detection, touch to focus. Its video recording quality is 1080p @30fps, 1920×1080 pixels.

Front has a 5 MP, f/2.2, (wide), 1/5.0″, 1.12µm selie sensor. Camera features is fixed focus, and video recording 1920×1080 @ 30 fps.

Display type and Features:

The phone has a 6.50” display. Its display type is IPS LCD. It is a big display. It is a full HD+ display. Its refresh rate is almost well. Its features keep it a better display. It has a 60Hz refresh rate and will give better sharpness and smoothness in viewing the video, gaming, and internet browsing. It is an ultra-smooth display.

Its touch sampling rate and touch response are amazing. So, its display is fully loaded with marvelous features. Gamers can play games easily and in the working stage, both can be found comfortable. Display resolution is 720 x 1600 pixels, body ratio is 80.82 %, brightness is 400 nits, pixel density is 270 PPI.

Design and Build Quality:

Realme built their smartphone quite well and design it stylish way. The phone is designed as usual like other phones. It has a square shape at the top of the rear. In this shape, the camera is set up with a stylish design. The right side has a power button, a volume rocker, and the left side has a SIM card slot.

Realme C21 comes with a bezel-less display and the top of the front has a U-shape camera. It is a small notch that looks premium. It is made of Glass front, plastic back, plastic frame. The phone is available in two colors. That’s are Cross Black, Cross Blue. Both are good to look at. Its colors and design are attractive for the customers.

Realme C21 Price in Bangladesh:

The Realme C21 is available at a reasonable price tag in Bangladesh Market. Realme C21 official price in Bangladesh starting at BDT 11,990 for the best variant 4GB RAM and 64GB internal storage. It hasn’t another variant.

Our Rating

The overall rating is based on review by our experts

  • Battery 8 / 10
  • Camera 6 / 10
  • Display 5 / 10
  • Performance 5 / 10

Realme C21 - Full Specifications


Device Type Smartphone
Brand Realme
Model C21
Status Available
Price Official (4GB+64GB) ৳11,990
View More


Announced 05 March 2021
Released Available. 05 March 2021


Technology GSM / HSPA / LTE
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 6(900), 7(2600), 8(900), 28(700), 38(2600), 40(2300), 41(2500)
Speed HSPA 42.2/11.5 Mbps, LTE-A
SIM Dual SIM (Nano-SIM, dual stand-by)


Operating System Android 10, Realme UI
Chipset MediaTek Helio G35 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU PowerVR GE8320


Display Type IPS LCD
Size 6.5 inches
Resolution 720 x 1600 pixels, 20:9 ratio
Pixel Density ~270 PPI
Touch Screen ~80.8% screen-to-body ratio
Features 400 nits (typ)


Dimensions 165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 in)
Weight 190 g (6.70 oz)
Colors Cross Black, Cross Blue
Build Glass front, plastic back, plastic frame


Internal Storage 64GB (ROM)
Storage Type eMMC 5.1
Card Slot microSDXC (dedicated slot)
RAM (Memory) 4GB (RAM)
USB OTG Support

Main Camera

Resolution 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)
Flash LED Flash
Features HDR, Panorama
Video Resolution 1080p @30fps, 1920×1080 pixels

Selfie Camera

Resolution 5 MP, f/2.2, (wide), 1/5.0", 1.12µm
Video Resolution 1080p @30fps, 1920×1080 pixels


FM Radio
3.5mm jack Yes


WLAN Wi-Fi 802.1ac a/b/g/n/ac, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE, aptX
Wi-fi Hotspot
USB Micro-USB 2.0
USB Type-C


Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Email, IM
Browser HTML5
Java Support


Battery Type Li-Poly (Lithium Polymer)
Capacity 5000mAh
Wireless Charging
Charging Charging 10W
Reverse charging
Quick Charging
Placement Non-removable


Made by China
Fingerprint Sensor
Fingerprint Sensor Position Rear-mounted

Realme C21 - Price & Release Date in Bangladesh

Name Realme C21
Market Status Available
Price BDT. 11,990 (Official)
Launch Date 05 March 2021
Variant  RAM: 4GB + ROM: 64GB

Realme C21 Price in Bangladesh

Realme C21’s previous price in Bangladesh started at BDT. 11,990. The Realme C21 is available in Cross Black, and Cross Blue color variants in online stores and Realme showrooms in Bangladesh.

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