Realme C21 vs. Vivo Y11S

Phone Comparison, Reviews and Tests

In depth comparison and review of Realme C21 and Vivo Y11S. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Realme C21 vs. Vivo Y11S Comparison Chart
DESIGN AND DIMENSIONS Realme C21 Vivo Y11S
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 165.2 mm 164.41 mm Realme C21 has greater height than Vivo Y11S.
Width 76.4 mm 76.32 mm Realme C21 has greater width than Vivo Y11S.
Depth 8.9 mm 8.41 mm Vivo Y11S is narrower than Realme C21.
Weight 190 g 191 g Realme C21 is lighter than Realme C21.
Body Colour Cross black | Cross blue Glacier blue | Phantom black
Body Material - Plastic
Waterproof (Water-resistant) - -
SAR Value - 1.49 W/kg (body), 1.32 W/kg (head), 2.51 W/kg (limb)
Integrated Components - FM radio
Connector Type Micro-USB
Headset jack - mini-phone 3.5mm
Micro-USB
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Realme C21 Vivo Y11S
Display Type LCD display LCD display
Display Technology LCD IPS
Screen Size (Display Size) 6.5" 6.51" Vivo Y11S has larger screen size than Realme C21.
Screen Resolution (Display Resolution) 1600 x 720 pixels 1600 x 720 pixels Both phones have the same screen resolution.
Display Format HD+ HD+
Aspect Ratio 20:9 -
Max Brightness 420 cd/m² -
Display Features Mini-drop display -
PROCESSOR Realme C21 Vivo Y11S
Processor Type (CPU) MediaTek Helio G35 Qualcomm Snapdragon 460
Clock Speed 2.3 GHz -
Processor Core Qty 8-core -
Graphics System (GPU) PowerVR GE8320 -
MEMORY Realme C21 Vivo Y11S
RAM LPDDR4X SDRAM - 3 GB 3 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSD microSD
CAMERA Realme C21 Vivo Y11S
MAIN CAMERA
Number of Main Cameras 3 2
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/2.2 F/2.2 Both phones have the same camera lens aperture.
Lens Construction 5-element -
Focus Adjustment Automatic -
Digital Zoom 4x -
Special Effects HDR -
Camera Modes Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape Panorama, Time-lapse mode, Slow motion mode, Professional mode, Live Photos, Portrait, DOC mode
Light Source LED flash Flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps -
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost Instant Vlog
SECOND CAMERA
Sensor Resolution (2nd Camera) 2 Megapixel 2 Megapixel Both phones have the same second camera resolution.
Lens Aperture (2nd Camera) F/2.4 F/2.4 Both phones have the same second camera lens aperture.
Lens Element Qty (2nd Camera) 3-element -
Camera Functions (2nd Camera) B&W lens -
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel -
Lens Aperture (3rd Camera) F/2.4 -
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 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel Vivo Y11S has better front camera resolution than Realme C21.
Lens Aperture (Front) F/2.2 F/1.8 Vivo Y11S has better front lens aperture than Realme C21.
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 - Realme C21 has face detection.
BATTERY AND CHARGING Realme C21 Vivo Y11S
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
CELLULAR Realme C21 Vivo Y11S
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 Funtouch OS 11 (based on Android 10)
User Interface Realme UI -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Realme C21 Vivo Y11S
Data Transmission FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band Band 1, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 850, 900 2100, 1900, 1700, 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 Band 1, Band 2, Band 3, Band 4, 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 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, 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 Wi-Fi
Bluetooth Bluetooth 5.0 Bluetooth 5.0
MEDIA Realme C21 Vivo Y11S
Supported Digital Audio Standards - WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-NB, Vorbis
Supported Digital Video Standards - MKV, FLV, AVI, 3GP, TS, MP4
FEATURES Realme C21 Vivo Y11S
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, magnetometer, light sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor
Security Devices Fingerprint reader Fingerprint reader
Additional Phone Features Super power saving mode, HyperEngine technology, Reverse charging Fast Charging, Multi-Turbo 3.0, Face Wake
OTHERS Realme C21 Vivo Y11S
Included Accessories USB cable, power adapter, SIM card removal tool USB cable, power adapter, SIM card removal tool, screen protector (pre-applied)
Compliant Standards TUV Rheinland -
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