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Realme C21Y vs OnePlus Nord N20 SE

Realme C21Y RealmeC21Y
VS
OnePlus Nord N20 SE OnePlusNord N20 SE

The third device is shown on desktop screens only

Realme C21Y Realme C21Y Realme Lowest price Price $130 Full specs
OnePlus Nord N20 SE OnePlus Nord N20 SE OnePlus Price $155 Full specs

General

Device Type
Smart Phone
Smart Phone
Device Name
Realme C21YRMX3261RMX3263
OnePlus Nord N20 SE
Announced
June 2021
August 2022
Released
July 2021
August 2022
Colors
BlackBlue
Blue OasisJade WaveCelestial Black

Design

Length
164.5 mm (6.48 in)
163.8 mm (6.45 in)
Width
76 mm (2.99 in)
75 mm (2.95 in)
Thickness
9.1 mm (0.36 in)
8 mm (0.31 in)
Weight
200 g (7.05 oz)
187 g (6.60 oz)
Materials
Glass frontPlastic backPlastic frame
Plastic backPlastic frame

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Nano SIM
Nano SIM
Multi SIM
Dual SIM: SIM1 + SIM2 + MicroSD
Dual SIM: SIM1 + SIM2 + MicroSD
Speed
3G Up to 42 MB4G Up to 150 MB
Same on both

Display

Display Type
IPS LCD
IPS LCD
Size
6.5 Inches
6.56 Inches
Refresh Rate
—
60 Hz
Resolution
720x1600 Pixels (HD+)
720x1612 Pixels (HD+)
Screen Ratio
81.6%
84.2%
Aspect Ratio
20:9
20:9
Pixel Density
270 PPI
269 PPI
Brightness Level
400 Nits (Typical)
600 Nits
Features
No extras
Frameless
On both: Water Drop Notch, Eye Care Display, Dark Mode, Capacitive, Multi-touch, 16M Colors

Hardware

Chipset
Unisoc T610
Mediatek Helio G35
Manufacturing Technology
12 nm
12 nm
CPU Type
8 (Octa-core)
8 (Octa-core)
CPU
2x1.8 GHz (Cortex-A75)6x1.8 GHz (Cortex-A55)
4x2.3 GHz (Cortex-A53)4x1.8 GHz (Cortex-A53)
GPU
Mali-G52 MP2
PowerVR GE8320
RAM (Memory)
3/4 GB3 GB (32 GB)4 GB (64 GB)
4 GB
Internal Storage
32/64 GB
64/128 GB
Storage Type
eMMC 5.1
eMMC 5.1
Ram Type
LPDDR4x
LPDDR4x
Card Slot
Yes - MicroSD
Yes - MicroSD

Software

OS
Android 10/11
Android 12
User Interface
Realme UI
OxygenOS 12.1

Main camera

Camera Setup
Triple Camera
Dual Camera
Resolution
13 + 2 + 2 MP
50 + 2 MP
Camera
13 MP: Standard2 MP: Macro2 MP: Depth
50 MP: Standard2 MP: Depth
Aperture Size
F/2.2 (13 MP)F/2.4 (2 MP)F/2.4 (2 MP)
F/1.8 (50 MP)F/2.4 (2 MP)
Zoom
Digital Zoom 4x
Digital Zoom 5x
Video
FHD 1080P@30fps
FHD 1080P@30fps
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
Autofocus (AF)Portrait ModeNight ModePro ModeAI Scene DetectionContinuous shootingPanoramaExposure compensationFace detectionGeotaggingHDRISO settingsScene modeSelf-timerTouch focusWhite balance settings
Same on both

Selfie Camera

Camera
5 MP
8 MP
Aperture Size
F/2.2
F/2.0
Video
FHD 1080P@30fps
FHD 1080P@30fps
Flash
No
No
More details (1)Camera Features
Camera Features
No extras
Portrait Mode
On both: Face Detection, Beauty Mode, Gesture Shot, HDR

Connectivity

Wi-Fi
Wi-Fi 4b/g/nHotspot
Wi-Fi 5a/b/g/n/acDual-bandWi-Fi DirectHotspot
Bluetooth
5.0
5.3aptX HD
On both: LE, A2DP
Location
No extras
QZSSGALILEO
On both: GPS, GLONASS, BDS
NFC
No
No
USB
MicroUSB 2.0
USB Type-C 2.0

Media

Loudspeaker
Yes
Yes - Dual Speakers
3.5mm jack
Yes
Yes
FM Radio
Yes
No

Other specifications

Sensors
AccelerometerProximityCompass
Same on both
Lock Type
Fingerprint (Rear-mounted)
Fingerprint (Side-mounted)
On both: Facial Recognition, Pattern, PIN, Password
Box Contents
Power AdapterQuick start guide
Power Adapter (33 W)
On both: Device, USB Cable, Protective Case, SIM Eject Tool

Charging and Battery

Fast Charging
—
Yes - 33 W (100% in 69 min)
Capacity
5000 mAh
5000 mAh

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Copyright © 2026 NXT Test. All Rights Reserved