In depth comparison and review of Google Pixel 4 XL and Samsung Galaxy A51. 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 | Samsung Galaxy A51 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | G020P | SM-A515F/DSN | |
| Form Factor | Touch | Touch | |
| Height | 160.4 mm | 158.5 mm | Google Pixel 4 XL has greater height than Samsung Galaxy A51. |
| Width | 75.1 mm | 73.6 mm | Google Pixel 4 XL has greater width than Samsung Galaxy A51. |
| Depth | 8.2 mm | 7.9 mm | Samsung Galaxy A51 is narrower than Google Pixel 4 XL. |
| Weight | 193 g | 172 g | Samsung Galaxy A51 is lighter than Google Pixel 4 XL. |
| Body Colour | Oh So Orange | Clearly white | Just black | Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white | |
| 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) | 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C 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 | Samsung Galaxy A51 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Flexible OLED | Super AMOLED | |
| Screen Size (Display Size) | 6.3" | 6.5" | Samsung Galaxy A51 has larger screen size than Google Pixel 4 XL. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 2400 x 1080 pixels | Samsung Galaxy A51 has better screen resolution than Google Pixel 4 XL. |
| Display Format | QHD+ | Full HD+ | |
| Pixel Density | 537 ppi | 408 ppi | Google Pixel 4 XL has better pixel density than Samsung Galaxy A51. |
| Aspect Ratio | 19:9 | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| 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) | Edge-to-Edge screen, Infinity O display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855 | Samsung Exynos 9611 | |
|---|---|---|---|
| Clock Speed | 2.84 GHz | 2.3 GHz | Google Pixel 4 XL has higher clock speed than Samsung Galaxy A51. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | - |
| MEMORY | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 4 GB | Google Pixel 4 XL has more RAM than Samsung Galaxy A51. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Samsung Galaxy A51 has more internal memory than Google Pixel 4 XL. |
| User Memory | - | 107 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 512 GB |
| CAMERA | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12.2 Megapixel | 48 Megapixel | Samsung Galaxy A51 has better camera resolution than Google Pixel 4 XL. |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.7 | F/2.0 | Google Pixel 4 XL has better lens aperture than Google Pixel 4 XL. |
| 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 | - | 8x | |
| Camera Modes | Portrait mode | Slow motion mode, Live Focus mode | |
| 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 | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | Electronic Image Stabiliser (EIS), dual pixel phase detection | AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 16 Megapixel | 12 Megapixel | Google Pixel 4 XL has better second camera resolution than Samsung Galaxy A51. |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | Samsung Galaxy A51 has better second camera lens aperture than Google Pixel 4 XL. |
| Field of View (2nd Camera) | 52 degree(s) | 123 degree(s) | Samsung Galaxy A51 has larger second camera lens field of view than Google Pixel 4 XL. |
| Pixel Size (2nd Camera) | 1 μm | - | |
| 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) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Type (4th Camera) | - | Telephoto lens | |
| Lens Aperture (4th Camera) | - | F/2.2 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 32 Megapixel | Samsung Galaxy A51 has better front camera resolution than Google Pixel 4 XL. |
| 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. |
| Field of View (Front) | 90 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Focus free | Focus free | |
| 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 | Samsung Galaxy A51 |
|---|
| Battery Capacity (Battery Size) | 3700 mAh | 4000 mAh | Samsung Galaxy A51 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 | - | |
| Talk Time | - | 1920 minutes | |
| Run Time Details | - | Active online usage (LTE): up to 15 hrs Active online usage (Wi-Fi): up to 16 hrs Playback (video): up to 20 hrs Playback (audio): up to 87 hrs Talk (4G): up to 1920 min |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| 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 | - | One UI | |
| Intelligent Assistant | Google Assistant | Bixby | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, LAA | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | |
| 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac, ANT+ | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 LE | |
| Bluetooth Profiles | - | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| Supported Digital Audio Standards | Apt-X, LDAC, apt-X HD | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
| FEATURES | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| 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, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | |
| Security Devices | Face recognition | Fingerprint reader (under display) | |
| 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 | Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines |
| OTHERS | Google Pixel 4 XL | Samsung Galaxy A51 |
|---|
| Included Accessories | SIM card removal tool, Quick switch adapter, USB-C to USB-C cable, 18W USB-C power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | IP68, HAC (Hearing Aid Compatible) | - |
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