In depth comparison and review of Sony XPERIA XZ2 Compact 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.
| DESIGN AND DIMENSIONS | Sony XPERIA XZ2 Compact | Realme C21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | H8324 | - | |
| Form Factor | Touch | Touch | |
| Height | 135 mm | 165.2 mm | Realme C21 has greater height than Sony XPERIA XZ2 Compact. |
| Width | 65 mm | 76.4 mm | Realme C21 has greater width than Sony XPERIA XZ2 Compact. |
| Depth | 12.1 mm | 8.9 mm | Realme C21 is narrower than Sony XPERIA XZ2 Compact. |
| Weight | 168 g | 190 g | Sony XPERIA XZ2 Compact is lighter than Sony XPERIA XZ2 Compact. |
| Body Colour | Black | Cross black | Cross blue | |
| Body Material | Plastic, aluminium, glass | - | |
| Protection | Dustproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Sony XPERIA XZ2 Compact is waterproof. |
| IP rating | IP68, IP65 | - | |
| SAR Value | 1.05 W/kg (body), 0.77 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 | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Sony XPERIA XZ2 Compact | Realme C21 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | TRILUMINOS | LCD | |
| Screen Size (Display Size) | 5" | 6.5" | Realme C21 has larger screen size than Sony XPERIA XZ2 Compact. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 1600 x 720 pixels | Sony XPERIA XZ2 Compact has better screen resolution than Realme C21. |
| Display Format | - | HD+ | |
| Pixel Density | 483 ppi | - | |
| Aspect Ratio | 18:9 | 20:9 | |
| Max Brightness | - | 420 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | - | Sony XPERIA XZ2 Compact has HDR. |
| Display Enhancement Technology | Dynamic Contrast Enhancement | - | |
| Display Features | - | Mini-drop display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Sony XPERIA XZ2 Compact | 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 Compact has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 630 | PowerVR GE8320 |
| MEMORY | Sony XPERIA XZ2 Compact | Realme C21 |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 3 GB | Sony XPERIA XZ2 Compact has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Sony XPERIA XZ2 Compact has more internal memory than Realme C21. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 400 GB | microSD |
| CAMERA | Sony XPERIA XZ2 Compact | Realme C21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 19 Megapixel | 13 Megapixel | Sony XPERIA XZ2 Compact 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 Compact has better lens aperture than Sony XPERIA XZ2 Compact. |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 25 mm | - | |
| Digital Zoom | 8x | 4x | Sony XPERIA XZ2 Compact has better digital zoom than Realme C21. |
| Special Effects | HDR | HDR | |
| Camera Modes | AR Effect mode, SteadyShot, Intelligent Active Mode, low-light shots | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | |
| 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, G lens, BIONZ image processing engine, Quick Capture, Triple image sensing technology, Predictive Hybrid Autofocus, Predictive Capture, Motion Eye camera, Anti-distortion shutter, Stereo Recording, Autofocus burst, Predictive Capture (motion / smile) | 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 | |
| Focus Adjustment | Automatic | - | |
| Min Focal Length (Front) | 23 mm | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | SteadyShot, Intelligent Active Mode, low-light shots | 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 | Sony XPERIA XZ2 Compact | Realme C21 |
|---|
| Battery Capacity (Battery Size) | 2870 mAh | 5000 mAh | Realme C21 has larger battery capacity than Sony XPERIA XZ2 Compact. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | Sony XPERIA XZ2 Compact has fast charging technology. |
| CELLULAR | Sony XPERIA XZ2 Compact | 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, QZSS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Sony XPERIA XZ2 Compact | 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 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 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | - | Sony XPERIA XZ2 Compact has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Sony XPERIA XZ2 Compact | Realme C21 |
|---|
| Supported Digital Audio Standards | FLAC, LPCM, DSD, LDAC, ALAC, apt-X HD, DSEE HX | - | |
|---|---|---|---|
| Sound Enhancements | S-Force Front surround, Clear Audio+ | - |
| FEATURES | Sony XPERIA XZ2 Compact | 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, gyro sensor, colour spectrum sensor | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | X-Reality engine, PS4 Remote Play, Qnovo Adaptive Charging, Battery Care, Smart Stamina, STAMINA Mode, Automatic Headphone Optimisation (AHO), 3D Creator, VirtualPhones technology | Super power saving mode, HyperEngine technology, Reverse charging | |
| Android Enterprise Recommended | Yes | - |
| OTHERS | Sony XPERIA XZ2 Compact | 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 | TUV Rheinland | |
| Max Depth of Water Resistance | 1.5 m | - |
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