Release date : August 30, 2021 (Official)
Realme C21Y 64GB
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₹7,499
₹14,999
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Realme C21Y 64GB Specifications
- Key Specs
- Battery 5000 mAh
- Display 6.5 inches (16.51 cm)
- Processor Unisoc T610
- Front Camera 5 MP
- Rear Camera 13 MP + 2 MP + 2 MP
- RAM 4 GB
- Battery
- Capacity 5000 mAh
- USB Type-C No
- Removable No
- Type Li-ion
- Design
- Thickness 9.1 mm
- Width 76 mm
- Height 164.5 mm
- Colours Cross Blue, Cross Black
- Weight 200 grams Below
- Display
- Refresh Rate 60 Hz
- Resolution 720x1600 px (HD+)
- Brightness 420 nits
- Screen to Body Ratio (calculated) 81.59 %
- Pixel Density 270 ppi
- Touch Screen Yes, Capacitive Touchscreen, Multi-touch
- Display Type IPS LCD
- Screen to Body Ratio (claimed by the brand) 88.7 %
- Bezel-less display Yes with waterdrop notch
- Screen Size 6.5 inches (16.51 cm)
- Aspect Ratio 20:9
- Front Camera
- Sensor CMOS
- Resolution 5 MP f/2.2, Wide Angle, Primary Camera(5.0" sensor size, 1.12µm pixel size)
- Camera Setup Single
- Video Recording 1280x720 @ 30 fps
- Camera Features Fixed Focus
- General
- Custom UI Realme UI
- Brand realme
- Operating System Android v11
- Launch Date August 30, 2021
- Main Camera
- Resolution 13 MP f/2.2, Wide Angle (80° field-of-view), Primary Camera(25.5 mm focal length, 3" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera(21.8 mm focal length, 5.0" sensor size, 1.75µm pixel size)2 MP f/2.4(21.8 mm focal length, 5.0" sensor size, 1.75µm pixel size)
- Video Recording 1920x1080 @ 30 fps
- Camera Features 4 x Digital Zoom Auto Flash Face detection Touch to focus
- Flash Yes, LED Flash
- Settings Exposure compensation, ISO control
- Shooting Modes Continuous Shooting High Dynamic Range mode (HDR)
- Autofocus Yes, Phase Detection autofocus
- Camera Setup Triple
- Sensor CMOS image sensor
- Image Resolution 4128 x 3096 Pixels
- Multimedia
- Audio Jack 3.5 mm
- Loudspeaker Yes
- Network & Connectivity
- NFC No
- SIM 1 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
- VoLTE Yes
- SAR Value Head: 0.855 W/kg, Body: 0.674 W/kg
- GPS Yes with A-GPS, Glonass
- Bluetooth Yes, v5.0
- Wi-Fi Features Mobile Hotspot
- SIM Slot(s) Dual SIM, GSM+GSM
- USB Connectivity Mass storage device, USB charging, microUSB 2.0
- SIM 2 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
- Wi-Fi Yes, Wi-Fi 4 (802.11 b/g/n)
- SIM Size SIM1: Nano, SIM2: Nano
- Network Support 5G Not Supported in India, 4G Supported in India, 3G, 2G
- Performance
- RAM 4 GB
- Chipset Unisoc T610
- RAM type LPDDR4X
- Fabrication 12 nm
- Graphics Mali-G52
- CPU Octa core (1.8 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)
- RAM Type LPDDR4X
- Sensors
- Fingerprint Sensor Position Rear
- Other Sensors Light sensor, Proximity sensor, Accelerometer
- Fingerprint Sensor Yes
- Storage
- Expandable Memory Yes, Up to 256 GB
- USB OTG Yes
- Storage Type eMMC 5.1
- Internal Memory 64 GB
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Last updated date : 10 September 2025