Detailed comparison and review of Samsung Galaxy A51 and OPPO Find X2 PRO. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A515F/DSN | CPH2025 | |
| Form Factor | Touch | Touch | |
| Height | 158.5 mm | 165.2 mm | OPPO Find X2 PRO has greater height than Samsung Galaxy A51. |
| Width | 73.6 mm | 74.4 mm | OPPO Find X2 PRO has greater width than Samsung Galaxy A51. |
| Depth | 7.9 mm | 9.5 mm | Samsung Galaxy A51 is narrower than Samsung Galaxy A51. |
| Weight | 172 g | 200 g | Samsung Galaxy A51 is lighter than Samsung Galaxy A51. |
| Body Colour | Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white | Orange | Black | |
| Body Material | - | Vegan leather | |
| Protection | - | Dustproof, water-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO Find X2 PRO is waterproof. |
| IP rating | - | IP68 | |
| SAR Value | 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) | 1.15 W/kg (body), 0.88 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Single-SIM |
| DISPLAY | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | AMOLED | |
| Screen Size (Display Size) | 6.5" | 6.7" | OPPO Find X2 PRO has larger screen size than Samsung Galaxy A51. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 3168 x 1440 pixels | OPPO Find X2 PRO has better screen resolution than Samsung Galaxy A51. |
| Display Format | Full HD+ | QHD+ | |
| Pixel Density | 408 ppi | 513 ppi | OPPO Find X2 PRO has better pixel density than Samsung Galaxy A51. |
| Max Brightness | - | 800 cd/m² | |
| Colour Depth | 16.7 million colours | 8+2-bit (1.07 billion colours) | OPPO Find X2 PRO has better colour depth than Samsung Galaxy A51. |
| Contrast Ratio | - | 5000000:1 | |
| HDR Technology | - | HDR10+ | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | Edge-to-Edge screen, Infinity O display | DCI-P3 Wide colour gamut, Ultra Vision display, O1 Ultra Vision Engine | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 6 (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Processor Type (CPU) | Samsung Exynos 9611 | Qualcomm Snapdragon 865 | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 2.84 GHz | OPPO Find X2 PRO 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 650 |
| MEMORY | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| RAM | 4 GB | LPDDR5 SDRAM - 12 GB | OPPO Find X2 PRO has more RAM than Samsung Galaxy A51. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 512 GB | OPPO Find X2 PRO has more internal memory than Samsung Galaxy A51. |
| User Memory | 107 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/1.4" | |
| Sensor Name | - | Sony Exmor RS IMX689 sensor | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.0 | F/1.7 | OPPO Find X2 PRO has better lens aperture than Samsung Galaxy A51. |
| Lens Construction | - | 7-element | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | OPPO Find X2 PRO has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Special Effects | - | Live HDR | |
| Camera Modes | Slow motion mode, Live Focus mode | Ultra Night Mode 3.0 | |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Video Resolutions | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | 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 30 fps, 1280 x 720 (720p) at 60 fps | |
| Camera Features (Functions) | AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), AI Dual camera, AI Beautify, AI scene recognition, All Pixel OmniDirectional PDAF, Dual Native ISO, Ultra Steady Video |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 48 Megapixel | OPPO Find X2 PRO has better second camera resolution than Samsung Galaxy A51. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/2" | |
| Sensor Name (2nd Camera) | - | Sony Exmor RS IMX586 sensor | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Field of View (2nd Camera) | 123 degree(s) | 120 degree(s) | Samsung Galaxy A51 has larger second camera lens field of view than OPPO Find X2 PRO. |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Modes (2nd Camera) | - | Ultra Night Mode 3.0 | |
| Camera Features (2nd Camera) | - | 6P lens, Ultra Steady Video Pro, 3cm ultra macro shooting |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 13 Megapixel | OPPO Find X2 PRO has higher resolution third camera than Samsung Galaxy A51. |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Lens Aperture (3rd Camera) | F/2.4 | F/3.0 | Samsung Galaxy A51 has better third camera lens aperture than Samsung Galaxy A51. |
| Lens Element Qty (3rd Camera) | - | 5-element | |
| Digital Zoom | - | 60x | |
| Hybrid Zoom | - | 10x | |
| Camera Functions (3rd Camera) | Macro camera | - | |
| Camera Features (3rd Camera) | - | Ultra Night Mode 3.0 |
| 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) | 32 Megapixel | 32 Megapixel | Both phones have the same front camera resolution. |
| Lens Aperture (Front) | F/2.2 | F/2.4 | Samsung Galaxy A51 has better front lens aperture than Samsung Galaxy A51. |
| Lens Element Qty (Front) | - | 5-element | |
| Focus Adjustment | Focus free | - | |
| Camera Modes (Front) | - | Slow motion mode, Pro mode | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | Electronic Image Stabiliser (EIS), Phase Detect Auto-Focus (PDAF), Smart fill light, AI-based beautification, Dual Optical Image Stabilisation (OIS), contrast detection auto focus (CDAF), laser auto focus (LAF) |
| BATTERY AND CHARGING | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4260 mAh | OPPO Find X2 PRO has larger battery capacity than Samsung Galaxy A51. |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO Find X2 PRO has fast charging technology. |
| 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 | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO Find X2 PRO has more advanced generation mobile network. |
| Operating System | Android 10 | ColorOS 7.1 (based on Android 10) | |
| User Interface | One UI | - | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 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 26, Band 28, Band 38, Band 40, Band 41, Band 66 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 32, Band 34, Band 38, Band 39, 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 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n28, n41, n77, n78 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 700APT, TDD TD 2500, TDD TD 3700, TDD TD 3500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.1 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP | - | |
| NFC | Yes | - | Samsung Galaxy A51 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Supported Digital Audio Standards | 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 | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| 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, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, barometer, gyro sensor, geomagnetic sensor, colour temperature sensor | |
| Security Devices | Fingerprint reader (under display) | Fingerprint reader (side) | |
| Additional Phone Features | Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines | - |
| OTHERS | Samsung Galaxy A51 | OPPO Find X2 PRO |
|---|
| Included Accessories | Power adapter | Headset, power adapter, SIM card removal tool, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | - | IP68 |
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