Realme C21

Realme C21 Comparison
  • Helio G3512 Nanometer
  • 5000 mAhLi-Po
  • 13 MegaPixel1080p
  • 6.5 inches720x1600
  • OS updates ended in 2022 updates
  • Security support ended in 2023 updates
Predecessor Comparison Size Battery Comparison Same Chipset Detailed Specs

Realme C21 Size

Credit Card Width: 76.4 mm Height: 165.2 mm
The Realme C21 has dimensions of 165.2 mm (height) × 76.4 mm (width) × 8.9 mm (thickness). For comparison, you can see the size of the Realme C21 next to a standard credit card measuring 85.6 × 53.98 mm for an easy size reference.
The diagram shows the Realme C21 and a standard credit card in accurate proportions to each other, but not at their real-life size on your display.

Battery Analysis & Comparison

📉

This smartphone has a battery that's

-5.0% (-262mAh)

compared to other Entry Level models
Average: 5,262mAh | Current: 5,000mAh

TOP 3 Entry Level Devices By Battery Capacity

Last 4 years
Realme Narzo 90X 7,000mAh Realme C85 7,000mAh Realme C85 Pro 7,000mAh

Smartphones using MediaTek Helio G35 chipset

+2 more phones to find

See all smartphones with MediaTek Helio G35

Released

2021 March 05

NFC

Doesn't have NFC

Initial OS

Android 10

Details

Android 10, Realme UI

Major update cycle

1 years

Security update cycle

2 years

Card slot

MicroSDXC

Charger in the box

Yes

Charger Speed

10 watt

Body
Dimensions

165.2 x 76.4 x 8.9 mm

Weight

190 g

IP Rating

Does not have an IP rating for water or dust protection

SIM

Nano-SIM + Nano-SIM

Details

Plastic back and frame

Colors

Cross Black, Cross Blue

Display
Protection

None

Tech

IPS LCD

Refresh rate

60Hz

Brightness

400 nits

Size

6.5 inches, 102.0 cm2

Screen to Body Ratio

80.8%

Resolution

720 x 1600 pixels, 20:9 ratio 270 ppi density

Performance
Chipset - V1

MediaTek Helio G35

Nanometer

12 nm

GPU

PowerVR GE8320

Internal Storage

eMMC 5.1

CPU

Octa-core 4x2.3 GHz Cortex-A53 + 4x1.8 GHz Cortex-A53

RAM/Storage V1 3GB/32GB
RAM/Storage V2 4GB/64GB
Battery
Capacity

5000mAh

Wired charging

10W

Wireless charging

No wireless charging

Specs

Non-removable Li-Po
Reverse wired

USB

microUSB 2.0, OTG

Cameras
Main

13 MP, f/2.2, 26mm wide, 1/3.06, 1.12, PDAF
2 MP, f/2.4, macro
2 MP, f/2.4, depth

OIS

No

Features

LED flash, HDR, panorama

Video

1080p@30fps

Selfie

5 MP, f/2.2, wide, 1/5.0, 1.12

Selfie Video

1080p@30fps

Sound
Stereo

Mono sound, no stereo speakers
3.5mm jack

Yes

FM Radio

Yes

Bluetooth

5.0, A2DP, LE

Misc
GPS

GPS, GLONASS, BDS

Sensors

Fingerprint rear-mounted, accelerometer, proximity, compass

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band

WiFi 6/7

No

5G

No

Price

410 €

What are the key specifications of the Realme C21?

It is powered by the MediaTek Helio G35, fitted with a 6.5 inch display, a battery with 5000 mAh capacity and a main camera sensor of 13MP.

Does this device support NFC?

No, it does not have an NFC chip and therefore cannot handle contactless payments.

Does the box include a charger?

It comes with a charger in the box, no need to purchase separately.