Sony XPERIA XZ2 vs. Realme C21

Phone Comparison, Reviews and Tests

In depth comparison and review of Sony XPERIA XZ2 and Realme C21. 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

Sony XPERIA XZ2 vs. Realme C21 Comparison Chart
DESIGN AND DIMENSIONS Sony XPERIA XZ2 Realme C21
Product Type Smartphone Smartphone
Manufacturer Model Number H8266 -
Form Factor Touch Touch
Height 153 mm 165.2 mm Realme C21 has greater height than Sony XPERIA XZ2.
Width 72 mm 76.4 mm Realme C21 has greater width than Sony XPERIA XZ2.
Depth 11.1 mm 8.9 mm Realme C21 is narrower than Sony XPERIA XZ2.
Weight 198 g 190 g Realme C21 is lighter than Sony XPERIA XZ2.
Body Colour Liquid silver | Deep green Cross black | Cross blue
Protection Dustproof, water-resistant -
Waterproof (Water-resistant) Yes - Sony XPERIA XZ2 is waterproof.
IP rating IP68, IP65 -
SAR Value 0.94 W/kg (body), 0.56 W/kg (head) -
Connector Type USB Type-C - 24 pin USB-C Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Sony XPERIA XZ2 Realme C21
Display Type LCD display LCD display
Display Technology TRILUMINOS LCD
Screen Size (Display Size) 5.7" 6.5" Realme C21 has larger screen size than Sony XPERIA XZ2.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 1600 x 720 pixels Sony XPERIA XZ2 has better screen resolution than Realme C21.
Display Format - HD+
Aspect Ratio 18:9 20:9
Max Brightness 700 cd/m² 420 cd/m² Sony XPERIA XZ2 has better display brightness than Realme C21.
Colour Depth 16.7 million colours -
HDR Yes - Sony XPERIA XZ2 has HDR.
Display Enhancement Technology Super Vivid mode, Dynamic Contrast Enhancement -
Display Features - Mini-drop display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Sony XPERIA XZ2 Realme C21
Processor Type (CPU) Qualcomm Snapdragon 845 MediaTek Helio G35
Clock Speed - 2.3 GHz
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Sony XPERIA XZ2 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 630 PowerVR GE8320
MEMORY Sony XPERIA XZ2 Realme C21
RAM 4 GB LPDDR4X SDRAM - 3 GB Sony XPERIA XZ2 has more RAM than Realme C21.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Sony XPERIA XZ2 has more internal memory than Realme C21.
User Memory 48 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 400 GB microSD
CAMERA Sony XPERIA XZ2 Realme C21
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 19 Megapixel 13 Megapixel Sony XPERIA XZ2 has better camera resolution than Realme C21.
Sensor Size 1/2.3" -
Sensor Name Sony Exmor RS sensor -
Lens Aperture F/2.0 F/2.2 Sony XPERIA XZ2 has better lens aperture than Sony XPERIA XZ2.
Lens Construction - 5-element
Optical Image Stabiliser (OIS) 5-axis OIS (Optical Image Stabilisation) - Sony XPERIA XZ2 has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Minimum Focal Length (Focal Distance) 25 mm -
Digital Zoom 8x 4x Sony XPERIA XZ2 has better digital zoom than Realme C21.
Special Effects HDR, Creative effect HDR
HDR Mode Auto HDR mode -
Camera Modes Red-Eye Reduction, Panorama, AR Effect mode, SteadyShot, manual mode, Intelligent Active Mode, Superior Auto mode, low-light shots, Night scene mode, Super slow motion Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape
Face Recognition (Face ID) Smile shutter - Sony XPERIA XZ2 has face detection.
Light Source LED light LED flash
Video Resolutions 3840 x 2160 (4K), Super slow motion video 1280 x 720 (720p) at 960 fps, Super slow motion video 1920 x 1080 (1080p) at 960 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Quick Launch, Object tracking, G lens, Scene recognition, BIONZ image processing engine, Sound Photo, Quick Capture, Electronic Image Stabiliser (EIS), Stereo Audio Recording, Triple image sensing technology, Predictive Hybrid Autofocus, Predictive Capture, Motion Eye camera, 3x Clear image zoom, Anti-distortion shutter, Movie Creator, Autofocus burst Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
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 5 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) 1/5" -
Sensor Name (Front) Sony Exmor R sensor -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Lens Element Qty (Front) - 3-element
Min Focal Length (Front) 23 mm -
Special Effects (Front) - HDR
Camera Modes (Front) SteadyShot, Intelligent Active Mode Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode
Face Recognition (Face ID) - Face recognition Realme C21 has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) Self-timer, Hand Shutter -
BATTERY AND CHARGING Sony XPERIA XZ2 Realme C21
Battery Capacity (Battery Size) 3180 mAh 5000 mAh Realme C21 has larger battery capacity than Sony XPERIA XZ2.
Fast Charging Technology Qualcomm Quick Charge 3.0 - Sony XPERIA XZ2 has fast charging technology.
Wireless Charging Yes - Sony XPERIA XZ2 can be charged wirelessly.
Wireless Charging Standards Qi -
Standby Time 630 hours -
Talk Time 1380 minutes -
Run Time Details Talk (GSM): up to 730 min
Standby (GSM): up to 590 hrs
Talk (WCDMA): up to 1380 min
Standby (WCDMA): up to 630 hrs
Standby (LTE): up to 590 hrs
Playback (Music): up to 85 hrs
Playback (video): up to 16 hrs
-
Battery Technology Lithium polymer -
CELLULAR Sony XPERIA XZ2 Realme C21
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.0 Oreo Android 10
User Interface - Realme UI
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Sony XPERIA XZ2 Realme C21
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 800, 900, 800 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 19, Band 20, Band 26, Band 28, Band 29, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 700d, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 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 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes - Sony XPERIA XZ2 has NFC reader for mobile payments.
WLAN Security WEP, AES, EAP SIM, EAP-TTLS/MSCHAPv2, EAP-AKA, EAP-TLS, PEAPv0/EAP-MSCHAPv2, PEAPv1/EAP-GTC, WPA2-PSK, WPA2-Enterprise -
Messaging Services SMS, MMS -
MEDIA Sony XPERIA XZ2 Realme C21
Supported Digital Audio Standards WAV, WMA, AAC, AIFF, ASF, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, LPCM, AAC +, eAAC+, MKA, MIDI, M4A, apt-X, DSF, DSDIFF, DSD, LDAC, MXMF, AWB, IMY, RTTTL, RTX, OTA, MP4, ALAC, OPUS, 3GPP, M4V, AAC-ELD, ADTS, 3GPP2, MPEG 2 TS, WAVE -
Supported Digital Video Standards MKV, AVI, MPEG-4, MPEG-2, 3GP, H.264, H.263, M4V, TS, WebM, 3G2, VP8, VP9, H.265, 3GPP, 3GPP2 -
Sound Enhancements Digital Sound Enhancement Engine (DSEE HX), S-Force Front surround, Clear Audio+, 3D surround sound (VPT) -
FEATURES Sony XPERIA XZ2 Realme C21
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, ambient light sensor, proximity sensor, digital compass, barometer, magnetometer, gyro sensor, geomagnetic sensor, Significant motion detector Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices Fingerprint reader Fingerprint reader
Additional Phone Features TTY compatible, DLNA Certified, Text-to-Speech (text recognition), sharing media via DLNA, intelligent typing (SWIFTKEY), intelligent typing (Gesture), Wi-Fi Miracast, Glove mode, TRILUMINOS display, Multi Window, X-Reality engine, MIMO technology, Google Voice typing function, Screen mirroring, Clear Audio+, Clear Bass, Dynamic normaliser, Digital Noise Cancelling (DNC), Ultra STAMINA Mode, Live Color LED, Hi-Res Audio, Low power audio playback, Smart backlight control, High-bandwidth Digital Content Protection (HDCP), Wi-Fi Passpoint, S-Force Front surround, Alarm Clock, PS4 Remote Play, Noise suppression, Smart cleaner, Qnovo Adaptive Charging, Battery Care, Smart Lock, STAMINA Mode, Screen zooming, Sony BRAVIA TV technology, Automatic Headphone Optimisation (AHO), Virtual Phones Technology (VPT), Xperia Actions, Automatic headset compensation, Smart Stamina 3.0, Dynamic vibration system, 3D Creator Super power saving mode, HyperEngine technology, Reverse charging
Android Enterprise Recommended Yes -
OTHERS Sony XPERIA XZ2 Realme C21
Included Accessories Power adapter, USB-C to 3.5 jack adapter USB cable, power adapter, SIM card removal tool
Compliant Standards IP68, IP65, HAC (Hearing Aid Compatible) TUV Rheinland
Other projects: