Realme C21 Specifications, Tests and Review

Display
6.5", 1600 x 720
Front Camera
5 Megapixel
Main Camera
13 Megapixel
Operating System
Android 10
Storage
32 GB
RAM
3 GB
Processor
MediaTek Helio G35
Battery
5000 mAh

Other Variants:

DESIGN AND DIMENSIONS Realme C21
Product Type Smartphone
Form Factor Touch
Height 165.2 mm Better than 97 % of phones rated.
Width 76.4 mm Better than 89 % of phones rated.
Depth 8.9 mm Better than 67 % of phones rated.
Weight 190 g Worse than 86 % of phones rated.
Body Colour Cross black | Cross blue
Waterproof (Water-resistant) -
Connector Type Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM
SIM Card Qty Dual-SIM
DISPLAY Realme C21
Display Type LCD display
Display Technology LCD
Screen Size (Display Size) 6.5" Better than 92 % of phones rated.
Screen Resolution (Display Resolution) 1600 x 720 pixels Better than 70 % of phones rated.
Display Format HD+
Aspect Ratio 20:9
Max Brightness 420 cd/m²
Display Features Mini-drop display
PROCESSOR Realme C21
Processor Type (CPU) MediaTek Helio G35
Clock Speed 2.3 GHz Better than 84 % of phones rated.
Processor Core Qty 8-core Better than 99 % of phones rated.
Graphics System (GPU) PowerVR GE8320
MEMORY Realme C21
RAM LPDDR4X SDRAM - 3 GB Better than 70 % of phones rated.
Internal Memory Size (Storage Capacity) 32 GB Better than 65 % of phones rated.
Supported Flash Memory Cards (Expandable Memory) microSD
CAMERA Realme C21
MAIN CAMERA
Number of Main Cameras 3
Sensor Resolution 13 Megapixel Better than 80 % of phones rated.
Lens Aperture F/2.2 Worse than 71 % of phones rated.
Lens Construction 5-element
Focus Adjustment Automatic
Digital Zoom 4x Better than 59 % of phones rated.
Special Effects HDR
Camera Modes Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape
Light Source LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost
SECOND CAMERA
Sensor Resolution (2nd Camera) 2 Megapixel Worse than 85 % of phones rated.
Lens Aperture (2nd Camera) F/2.4 Worse than 62 % of phones rated.
Lens Element Qty (2nd Camera) 3-element
Camera Functions (2nd Camera) B&W lens
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel Worse than 62 % of phones rated.
Lens Aperture (3rd Camera) F/2.4 Better than 75 % of phones rated.
Lens Element Qty (3rd Camera) 3-element
Camera Functions (3rd Camera) Macro camera
Camera Features (3rd Camera) 4cm macro photography
FRONT CAMERA
Number of Front Cameras 1
Sensor Resolution (Front) 5 Megapixel Worse than 53 % of phones rated.
Lens Aperture (Front) F/2.2 Better than 50 % of phones rated.
Lens Element Qty (Front) 3-element
Special Effects (Front) HDR
Camera Modes (Front) Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode
Face Recognition (Face ID) Face recognition Better than 93 % of phones rated.
BATTERY AND CHARGING Realme C21
Battery Capacity (Battery Size) 5000 mAh Better than 99 % of phones rated.
CELLULAR Realme C21
Technology WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G Better than 91 % of phones rated.
Operating System Android 10
User Interface Realme UI
Navigation GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Realme C21
Data Transmission FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 850, 900
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0
FEATURES Realme C21
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices Fingerprint reader
Additional Phone Features Super power saving mode, HyperEngine technology, Reverse charging
OTHERS Realme C21
Included Accessories USB cable, power adapter, SIM card removal tool
Compliant Standards TUV Rheinland

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