Realme C21

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SeriesC
First releasedC21: March 5, 2021; 5 years ago (2021-03-05)
C21Y: June 21, 2021; 4 years ago (2021-06-21)
realme C21
realme C21Y
Brandrealme
TypePhablet
SeriesC
First releasedC21: March 5, 2021; 5 years ago (2021-03-05)
C21Y: June 21, 2021; 4 years ago (2021-06-21)
PredecessorRealme C11
SuccessorRealme C31
RelatedRealme C20
Realme C25
Compatible networksGSM, 3G, 4G (LTE)
Form factorSlate
ColorsCross Black & Cross Blue
DimensionsC21: 165.2 × 76.4 × 8.9 mm
C21Y: 164.5 × 76 × 9.1 mm
WeightC21: 190 g
C21Y: 200 g
Operating systemC21:
Original: Android 10 + realme UI 1
Current: Android 11 + realme UI 2
C21Y:
Original: Android 11 + realme R Edition
CPUC21: MediaTek MT6762 Helio G35 (12 nm), 8 cores (4×2.3 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53)
C21Y: Unisoc T610 (12 nm), 8 cores (2×1.8 GHz Cortex-A75 & 6×1.8 GHz Cortex-A53)
GPUC21: PowerVR GE8320
C21Y: Mali-G52
Memory3/4 GB LPDDR4X
Storage32/64 GB eMMC 5.1
Removable storageMicroSDXC up to 256 GB
BatteryNon-removable, Li-Po 5000 mAh
Charging10 W, reverse charging
Rear camera13 MP, f/2.2 (wide-angle), 1/3.06", 1.12 μm, PDAF + 2 MP, f/2.4, (macro) + 2 MP, f/2.4, (depth sensor)
LED flash, HDR, panorama
Video: 1080p@30fps
Front camera5 MP, f/2.2 (wide-angle), 1/5.0", 1.12 μm
HDR, panorama
Video: 1080p@30fps
DisplayIPS LCD, 6.5", 1600 × 720 (HD+), 20:9, 270 ppi
ConnectivitymicroUSB 2.0, 3.5 mm Audio, Bluetooth 5.0 (A2DP, LE), FM radio, Wi-Fi 802.11 b/g/n (hotspot), GPS, A-GPS, GLONASS, BDS
Data inputsRear-mounted fingerprint scanner, accelerometer, proximity sensor, compass
References[1][2]

The realme C21 is an entry-level smartphone developed and manufactured by realme. It was introduced on March 5, 2021.[3] Also on June 21 of the same year, the realme C21Y was introduced, featuring a more powerful processor and a design similar to the realme C11.[4]

The screen is made of glass. The body is made of plastic and has a special texture.

On the bottom, there is a microUSB port, a microphone, and a 3.5 mm audio jack. On the left side of the smartphone, there is a slot for 2 SIM cards and a microSD card up to 256 GB. On the right side are the volume buttons and the power button. On the back, there is the main camera module with an LED flash, a fingerprint scanner, and the main speaker.

The smartphones were sold in Cross Black (Black) and Cross Blue (Blue) colors.

Technical specifications

References

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