Realme C21 – Specs, Price And Review

Realme C21 – Specs, Price And Review
Brand: Realme
Category: Mobile Phones
  • Display 6.5 inches, IPS LCD
  • Camera 13MP Triple camera / 5MP Selfie
  • Memory 32GB with 3GB RAM, 64GB with 4GB RAM
  • Battery Li-Po 5000 mAh, non-removable
  • OS Android 10, Realme UI
  • Launch 2021, March

Our Rating

Note: We can't guarantee 100% accuracy for the reviews and specifications on this page!

  • Camera Quality 7 / 10
  • Battery Performance 9 / 10
  • Design, Built Quality 9 / 10
  • Performance 8 / 10
  • Connectivity 9 / 10
  • Usability 9 / 10

Say hello to the successor of Realme C20, the Realme C21 (RMX3201). Out of the box, the smartphone runs on Google Android 10 and Realme UI user interface. Its display measures 6.5 inches, with a resolution of 720 x 1600 pixels.

Concerning the hardware, the model is powered by Helio G35 from Mediatek, capable of an Octa-core 2.3GHz processor and PowerVR GE8320, accompanied by 32GB with 3GB RAM and 64GB with 4GB RAM capable of memory expansion via a dedicated slot.

Realme C21 (RMX3201)

For the optics, the Realme C21 is equipped with a triple-lens on the rear – comprising a primary lens of 13-megapixel, a depth lens of 2-megapixel, and a 2-megapixel secondary lens. Upfront there is a single 5-megapixel cam. These lenses are capable of 1080p@30fps video resolution.

Realme C21 Price

The model starts selling from about $388 in the United States, about £130 British pounds, €119 in Europe, and about ₹ 6,485 in India.

Full Specifications And Price


Status Available
Announced 2021, March


Technology GSM / HSPA / LTE
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100
4G Network 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International
1, 3, 5, 8, 38, 40, 41 - India
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Build Glass front, plastic frame, plastic back
Colors Cross Black
Cross Blue
Dimensions 165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 in)
Weight 190 g
SIM Dual SIM (Nano-SIM, dual stand-by)


Screen Type IPS LCD
Screen Size 6.5 inches, 102.0 cm2 (~80.8% screen-to-body ratio)
Multi-touch Yes
Resolution 720 x 1600 pixels
Pixel Density 20:9 ratio (~270 ppi density)
Stylus support


OS Android 10, Realme UI
Chipset Mediatek MT6765G Helio G35 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU PowerVR GE8320


ROM 32GB / 64GB
Memory Slot Yes

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Camera Type Triple Lens
Camera lens Main: 13 MP, f/2.2, 26mm, 1/3.06", 1.12µm, PDAF
Macro: 2 MP, f/2.4
Depth: 2 MP, f/2.4
Camera Features LED flash
Video Resolution 1080p@30fps


Camera Type Single Lens
Camera lens 5 MP, f/2.2, 1/5.0", 1.12µm
Camera Features HDR
Video Resolution 1080p@30fps


Wi-fi Wi-Fi 802.11 b/g/n
USB microUSB 2.0
Radio Yes
GPS Yes, with A-GPS, GLONASS, BeiDou
Bluetooth v5.0, A2DP, LE


Loudspeaker Yes
Audio Jack Yes, 3.5mm Jack


Battery Type Li-Po
Battery Capacity 5000mAh
Placement non-removable
Fast charge 10W wired / Reverse wired
Wireless Charging No


Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass
Models RMX3201


Price In USA (USD) $388
Price In UK (£) £130
Price In Europe €119
Price In India (INR) ₹ 6,485

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