In depth comparison and review of Google Pixel 4 XL 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 | Google Pixel 4 XL | Realme C21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | G020P | - | |
| Form Factor | Touch | Touch | |
| Height | 160.4 mm | 165.2 mm | Realme C21 has greater height than Google Pixel 4 XL. |
| Width | 75.1 mm | 76.4 mm | Realme C21 has greater width than Google Pixel 4 XL. |
| Depth | 8.2 mm | 8.9 mm | Google Pixel 4 XL is narrower than Google Pixel 4 XL. |
| Weight | 193 g | 190 g | Realme C21 is lighter than Google Pixel 4 XL. |
| Body Colour | Oh So Orange | Clearly white | Just black | Cross black | Cross blue | |
| Body Material | Aluminum unibody with hybrid coating, Corning Gorilla Glass 5 | - | |
| Protection | Dustproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Google Pixel 4 XL is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.39 W/kg (body), 1.41 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, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Google Pixel 4 XL | Realme C21 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Flexible OLED | LCD | |
| Screen Size (Display Size) | 6.3" | 6.5" | Realme C21 has larger screen size than Google Pixel 4 XL. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 1600 x 720 pixels | Google Pixel 4 XL has better screen resolution than Realme C21. |
| Display Format | QHD+ | HD+ | |
| Pixel Density | 537 ppi | - | |
| Aspect Ratio | 19:9 | 20:9 | |
| Max Brightness | - | 420 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | 100000:1 | - | |
| HDR | Yes | - | Google Pixel 4 XL has HDR. |
| Display Features | Always-on display, True black level, Ambient EQ, Smooth Display (up to 90 Hz) | Mini-drop display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Google Pixel 4 XL | Realme C21 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855 | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 2.84 GHz | 2.3 GHz | Google Pixel 4 XL has higher clock speed than Realme C21. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Google Pixel 4 XL has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | PowerVR GE8320 |
| MEMORY | Google Pixel 4 XL | Realme C21 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | LPDDR4X SDRAM - 3 GB | Google Pixel 4 XL has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Google Pixel 4 XL has more internal memory than Realme C21. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSD |
| CAMERA | Google Pixel 4 XL | Realme C21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 12.2 Megapixel | 13 Megapixel | Realme C21 has better camera resolution than Google Pixel 4 XL. |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.7 | F/2.2 | Google Pixel 4 XL has better lens aperture than Google Pixel 4 XL. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 77 degree(s) | - | |
| Pixel Size | 1.4 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Google Pixel 4 XL has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 4x | |
| Special Effects | - | HDR | |
| Camera Modes | Portrait mode | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Electronic Image Stabiliser (EIS), dual pixel phase detection | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 16 Megapixel | 2 Megapixel | Google Pixel 4 XL has better second camera resolution than Realme C21. |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | - | |
| 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 | |
| Field of View (2nd Camera) | 52 degree(s) | - | |
| Pixel Size (2nd Camera) | 1 μm | - | |
| Camera Functions (2nd Camera) | - | B&W lens | |
| Camera Features (2nd Camera) | OIS (Optical Image Stabilisation), Dual Pixel Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS) | - |
| 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) | 8 Megapixel | 5 Megapixel | Google Pixel 4 XL has better front camera resolution than Realme C21. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Google Pixel 4 XL has better front lens aperture than Google Pixel 4 XL. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | 90 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Focus free | - | |
| 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. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | - | |
| Camera Features (Front) | NIR flood emitter, NIR dot projector, 2 NIR cameras | - |
| BATTERY AND CHARGING | Google Pixel 4 XL | Realme C21 |
|---|
| Battery Capacity (Battery Size) | 3700 mAh | 5000 mAh | Realme C21 has larger battery capacity than Google Pixel 4 XL. |
|---|---|---|---|
| Fast Charging Technology | Power Delivery 2.0 | - | Google Pixel 4 XL has fast charging technology. |
| Wireless Charging | Yes | - | Google Pixel 4 XL can be charged wirelessly. |
| Wireless Charging Standards | Qi | - |
| CELLULAR | Google Pixel 4 XL | 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 10 | |
| User Interface | - | Realme UI | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Google Pixel 4 XL | Realme C21 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, LAA | 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 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 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 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66, Band 71 | 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 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3, FDD 600 | 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 LE | Bluetooth 5.0 | |
| NFC | Yes | - | Google Pixel 4 XL has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Google Pixel 4 XL | Realme C21 |
|---|
| Supported Digital Audio Standards | Apt-X, LDAC, apt-X HD | - |
|---|
| FEATURES | Google Pixel 4 XL | 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, barometer, magnetometer, gyro sensor, motion sensor, haptics sensor, Active Edge, flicker sensor, spectral sensor | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | Face recognition | Fingerprint reader | |
| Security Technology | 3D Face unlock | - | |
| Additional Phone Features | MIMO technology, Three microphones, Android Sensor Hub, Noise suppression, Neural Network Processing Unit, Quick gestures, Titan M Security Module, Pixel Neural Core, 3 years of security and OS updates | Super power saving mode, HyperEngine technology, Reverse charging |
| OTHERS | Google Pixel 4 XL | Realme C21 |
|---|
| Included Accessories | SIM card removal tool, Quick switch adapter, USB-C to USB-C cable, 18W USB-C power adapter | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | IP68, HAC (Hearing Aid Compatible) | TUV Rheinland |
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