Realme C21 vs. Samsung Galaxy S22 Ultra 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Realme C21 and Samsung Galaxy S22 Ultra 5G. 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. Samsung Galaxy S22 Ultra 5G Comparison Chart
DESIGN AND DIMENSIONS Realme C21 Samsung Galaxy S22 Ultra 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-S908B/DS
Form Factor Touch Touch
Height 165.2 mm 163.3 mm Realme C21 has greater height than Samsung Galaxy S22 Ultra 5G.
Width 76.4 mm 77.9 mm Samsung Galaxy S22 Ultra 5G has greater width than Realme C21.
Depth 8.9 mm 8.9 mm Both phones are the same depth.
Weight 190 g 228 g Realme C21 is lighter than Realme C21.
Body Colour Cross black | Cross blue Phantom black
Body Material - Corning Gorilla Glass Victus+, Armour Aluminium frame
Protection - Dustproof, splashproof, water-resistant
Waterproof (Water-resistant) - Yes Samsung Galaxy S22 Ultra 5G is waterproof.
IP rating - IP68
SAR Value - 1.585 W/kg (body), 3.18 W/kg (limb), 1.049 W/kg (head)
Connector Type Micro-USB
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Realme C21 Samsung Galaxy S22 Ultra 5G
Display Type LCD display OLED display
Display Technology LCD Infinity-O Dynamic AMOLED 2X
Screen Size (Display Size) 6.5" 6.8" Samsung Galaxy S22 Ultra 5G has larger screen size than Realme C21.
Screen Resolution (Display Resolution) 1600 x 720 pixels 3088 x 1440 pixels Samsung Galaxy S22 Ultra 5G has better screen resolution than Realme C21.
Display Format HD+ QHD+
Pixel Density - 500 ppi
Aspect Ratio 20:9 -
Max Brightness 420 cd/m² 1750 cd/m² Samsung Galaxy S22 Ultra 5G has better display brightness than Realme C21.
Colour Depth - 16.7 million colours
Contrast Ratio - 3000000:1
HDR - Yes Samsung Galaxy S22 Ultra 5G has HDR.
HDR Technology - HDR10+
Display Enhancement Technology - Vision Booster technology
Display Refresh Rate - 120 Hz
Touch Sampling Rate - 240 Hz
Display Features Mini-drop display Edge Screen, AOD(Always On Display), Video Wallpaper, 100% DCI-P3
Display Protection (Screen Protector) - Corning Gorilla Glass Victus+ (scratch resistant glass)
PROCESSOR Realme C21 Samsung Galaxy S22 Ultra 5G
Processor Type (CPU) MediaTek Helio G35 Samsung Exynos 2200
Clock Speed 2.3 GHz 2.8 GHz Samsung Galaxy S22 Ultra 5G has higher clock speed than Realme C21.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) PowerVR GE8320 -
MEMORY Realme C21 Samsung Galaxy S22 Ultra 5G
RAM LPDDR4X SDRAM - 3 GB LPDDR5 SDRAM - 8 GB Samsung Galaxy S22 Ultra 5G has more RAM than Realme C21.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy S22 Ultra 5G has more internal memory than Realme C21.
User Memory - 101.2 GB
Supported Flash Memory Cards (Expandable Memory) microSD -
CAMERA Realme C21 Samsung Galaxy S22 Ultra 5G
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 13 Megapixel 108 Megapixel Samsung Galaxy S22 Ultra 5G has better camera resolution than Realme C21.
Sensor Size - 1/1.33"
Lens Type - Wide-angle lens
Lens Aperture F/2.2 F/1.8 Samsung Galaxy S22 Ultra 5G has better lens aperture than Realme C21.
Lens Construction 5-element -
Field of View (FoV) - 85 degree(s)
Pixel Size - 0.8 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Samsung Galaxy S22 Ultra 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Digital Zoom 4x -
Self-Timer Delay - Yes
Special Effects HDR Super HDR, face retouch, Grid Line, selfie colour tone
HDR Mode - Auto HDR mode
Camera Modes Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Portrait, Night, Motion Photo, Mountain, Filter mode, Single Take, Pro Video, Portrait video, Director's View, Nightography
Light Source LED flash High CRI LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (UHD 8K) at 24fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 60 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost Phase Detect Auto-Focus (PDAF), blink detection, QR-code scanner, RAW image capture, VDIS (Video Digital Image Stabilisation), Tracking AF, Quick Share, Dual Pixel Autofocus technology, Scene Optimiser, Lens smudge, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Super steady, backlighting detection, Quick Measure, Zoom-In Mic, HEIF image capture, Space Zoom, 100x Super Resolution Zoom, Take 33MP still photos while playing 8K video, Digital zoom up to 12x for video, Single Take, AR Doodle, HEVC (High Efficiency Video coding) support, Auto framing, Detail Enhancer, UW shape correction, Auto FPS, Adaptive Pixel (12MP 2.0μm), object eraser
SECOND CAMERA
Sensor Resolution (2nd Camera) 2 Megapixel 12 Megapixel Samsung Galaxy S22 Ultra 5G has better second camera resolution than Realme C21.
Sensor Size (2nd Camera) - 1/2.55"
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 Samsung Galaxy S22 Ultra 5G has better second camera lens aperture than Realme C21.
Lens Element Qty (2nd Camera) 3-element -
Field of View (2nd Camera) - 120 degree(s)
Pixel Size (2nd Camera) - 1.4 μm
Camera Functions (2nd Camera) B&W lens -
Camera Features (2nd Camera) - Dual Pixel AF
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel 10 Megapixel Samsung Galaxy S22 Ultra 5G has higher resolution third camera than Realme C21.
Sensor Size (3rd Camera) - 1/3.52"
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) F/2.4 F/4.9 Realme C21 has better third camera lens aperture than Realme C21.
Lens Element Qty (3rd Camera) 3-element -
Field of View (3rd Camera) - 11 degree(s)
Pixel Size (3rd Camera) - 1.12 μm
Optical Zoom - 10x
Camera Functions (3rd Camera) Macro camera -
Camera Features (3rd Camera) 4cm macro photography Dual Pixel AF
FOURTH CAMERA
Sensor Resolution (4th Camera) - 10 Megapixel
Sensor Size (4th Camera) - 1/3.52"
Lens Type (4th Camera) - Telephoto lens
Lens Aperture (4th Camera) - F/2.4
Field of View (4th Camera) - 36 degree(s)
Pixel Size (4th Camera) - 1.12 μm
Optical Zoom - 3x
Camera Features (4th Camera) - Dual Pixel AF
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 40 Megapixels Samsung Galaxy S22 Ultra 5G has better front camera resolution than Realme C21.
Sensor Size (Front) - 1/2.82"
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Lens Element Qty (Front) 3-element -
Field of View (Front) - 80 degree(s)
Pixel Size (Front) - 0.7 μm
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.
Camera Features (Front) - Phase Detect Auto-Focus (PDAF)
BATTERY AND CHARGING Realme C21 Samsung Galaxy S22 Ultra 5G
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Fast Charging Technology - Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging, Power Delivery 3.0 Samsung Galaxy S22 Ultra 5G has fast charging technology.
Wireless Charging - Yes Samsung Galaxy S22 Ultra 5G can be charged wirelessly.
Wireless Charging Standards - WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare
Talk Time - 2280 minutes
Run Time Details - Talk (4G): up to 2280 min
Active online usage (LTE): up to 19 hrs
Active online usage (Wi-Fi): up to 20 hrs
Playback (video): up to 22 hrs
Playback (audio): up to 81 hrs
Battery Technology - Lithium Ion
CELLULAR Realme C21 Samsung Galaxy S22 Ultra 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy S22 Ultra 5G has more advanced generation mobile network.
Operating System Android 10 Android 12
User Interface Realme UI One UI 4.1
Intelligent Assistant - Bixby
Payment Technology - Samsung Pay
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS
COMMUNICATIONS Realme C21 Samsung Galaxy S22 Ultra 5G
Data Transmission FDD-LTE, TDD-LTE EDGE, LTE, VoLTE, 5G NR
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 IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E
Bluetooth Bluetooth 5.0 Bluetooth 5.2
Bluetooth Profiles - HFP, OPP, A2DP, SAP
NFC - Yes Samsung Galaxy S22 Ultra 5G has NFC reader for mobile payments.
Ultra-Wideband (UWB) - Yes Samsung Galaxy S22 Ultra 5G has UWB wireless technology.
MEDIA Realme C21 Samsung Galaxy S22 Ultra 5G
Supported Digital Audio Standards - WAV, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128
Supported Digital Video Standards - MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Dolby Digital sound, amplify ambient sound
FEATURES Realme C21 Samsung Galaxy S22 Ultra 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, proximity sensor, magnetometer, light sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor
Security Devices Fingerprint reader Fingerprint reader (under display), face recognition
Additional Phone Features Super power saving mode, HyperEngine technology, Reverse charging S Pen multi-input, HD Voice, Air View, MIMO technology, Screen Write, notification flashlight, Smart Select, Three microphones, Samsung KNOX, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Secure Folder function, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung Smart Switch, AR Doodle, PENUP, Bixby key, Bluetooth Scalable Codec, Samsung Knox Vault, DisplayPort over USB Type-C
OTHERS Realme C21 Samsung Galaxy S22 Ultra 5G
Included Accessories USB cable, power adapter, SIM card removal tool SIM card removal tool, USB-C cable, S Pen
Compliant Standards TUV Rheinland VDE, IP68, HAC (Hearing Aid Compatible), IEC 61960
Max Depth of Water Resistance - 1.5 m
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