Side by side comparison and review of Samsung Galaxy A51 and OPPO Find N2 Flip. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A515F/DSN | CPH2437 | |
| Form Factor | Touch | Folder (flip) - touch screen | |
| Height | 158.5 mm | 166.2 mm | OPPO Find N2 Flip has greater height than Samsung Galaxy A51. |
| Width | 73.6 mm | 75.2 mm | OPPO Find N2 Flip has greater width than Samsung Galaxy A51. |
| Depth | 7.9 mm | 7.45 mm | OPPO Find N2 Flip is narrower than Samsung Galaxy A51. |
| Weight | 172 g | 191 g | Samsung Galaxy A51 is lighter than Samsung Galaxy A51. |
| Dimensions Details | - | Unfolded - 75.2 mm x 7.45 mm x 166.2 mm Folded - 75.2 mm x 16.02 mm x 85.5 mm |
|
| Body Colour | Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white | Astral black | Moonlit purple | |
| Body Material | - | Fibreglass, aluminium alloy, polymer, Corning Gorilla Glass 5 | |
| Protection | - | Splash-resistant | |
| Waterproof (Water-resistant) | - | - | OPPO Find N2 Flip is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) | 1.24 W/kg (body), 0.99 W/kg (head), 2.78 W/kg (limb) | |
| 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, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | Fluid AMOLED (LTPO) | |
| Foldable Display | - | Yes | |
| Display Design | - | Inward folding | |
| Screen Size (Display Size) | 6.5" | 6.8" | OPPO Find N2 Flip has larger screen size than Samsung Galaxy A51. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2520 x 1080 pixels | OPPO Find N2 Flip has better screen resolution than Samsung Galaxy A51. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 408 ppi | 403 ppi | Samsung Galaxy A51 has better pixel density than OPPO Find N2 Flip. |
| Max Brightness | - | 1200 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 2000000:1 | |
| HDR | - | Yes | OPPO Find N2 Flip has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Enhancement Technology | - | Eye comfort mode, Bedtime Mode, Adjustable dark mode | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | Edge-to-Edge screen, Infinity O display | Always-on display, 100% DCI-P3, 100% sRGB, 70% NTSC, 97% NTSC, Vivid mode, Gentle mode, 1-120Hz adaptive refresh rate with LTPO 2.0 technology | |
| Display Protection (Screen Protector) | - | Samsung Ultra Thin Glass |
| SECOND DISPLAY |
|---|
| Second Display Type | - | Flexible AMOLED - colour | |
|---|---|---|---|
| Second Display Screen Size | - | 3.26" | |
| Second Display Resolution | - | 720 x 382 pixels |
| UNFOLDED DISPLAY |
|---|
| Unfolded Display Screen Size | - | 6.8 in | |
|---|---|---|---|
| Unfolded Display Resolution | - | 2520 x 1080 pixels |
| PROCESSOR | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Processor Type (CPU) | Samsung Exynos 9611 | MediaTek Dimensity 9000+ | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 3.2 GHz | OPPO Find N2 Flip 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 | - | Samsung Galaxy A51 has 64-bit architecture. |
| Graphics System (GPU) | - | ARM Mali-G710 MC10 |
| MEMORY | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| RAM | 4 GB | LPDDR5 SDRAM - 8 GB + up to 8 GB | OPPO Find N2 Flip has more RAM than Samsung Galaxy A51. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 256 GB | OPPO Find N2 Flip has more internal memory than Samsung Galaxy A51. |
| User Memory | 107 GB | - | |
| Memory Interface | - | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 2 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 50 Megapixel | OPPO Find N2 Flip has better camera resolution than Samsung Galaxy A51. |
| Sensor Size | - | 1/1.56" | |
| Sensor Name | - | Sony IMX890 sensor | |
| Lens Aperture | F/2.0 | F/1.8 | OPPO Find N2 Flip has better lens aperture than Samsung Galaxy A51. |
| Lens Construction | - | 7-element | |
| Field of View (FoV) | - | 86 degree(s) | |
| Pixel Size | - | 1 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 23 mm | |
| Digital Zoom | 8x | 20x | OPPO Find N2 Flip has better digital zoom than Samsung Galaxy A51. |
| Special Effects | - | Live Filters, Stickers | |
| Camera Modes | Slow motion mode, Live Focus mode | Panorama, Time-lapse mode, Slow motion mode, Pro mode, RAW mode, Ultra-HD mode, Portrait, Night, Long exposure mode, dual-view, Movie Mode, Text scanner, Xpan mode, AI camera | |
| Light Source | LED flash | LED flash | |
| 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, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps | |
| Camera Features (Functions) | AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur | Electronic Image Stabiliser (EIS), Closed loop processing, 10-bit HDR image sensor, All Pixel OmniDirectional PDAF, Dual preview, (DOL-HDR) Digital Overlap High Dynamic Range, Hasselblad Camera, Natural Color Calibration, Google Lens |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Samsung Galaxy A51 has better second camera resolution than OPPO Find N2 Flip. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/1.4" | |
| Sensor Name (2nd Camera) | - | Sony IMX355 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. |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | 123 degree(s) | 112 degree(s) | Samsung Galaxy A51 has larger second camera lens field of view than OPPO Find N2 Flip. |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Minimum Focal Length (2nd Camera) | - | 16 mm | |
| Camera Features (2nd Camera) | - | 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) | 32 Megapixel | 32 Megapixel | Both phones have the same front camera resolution. |
| Sensor Size (Front) | - | 1/2.74" | |
| Sensor Name (Front) | - | Sony IMX709 sensor | |
| 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 | |
| Field of View (Front) | - | 90 degree(s) | |
| Pixel Size (Front) | - | 0.8 μm | |
| Focus Adjustment | Focus free | Automatic | |
| Min Focal Length (Front) | - | 21 mm | |
| Special Effects (Front) | - | Beauty effect, Stickers | |
| Camera Modes (Front) | - | Panorama, Time-lapse mode, Portrait, Night, dual-view | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | Electronic Image Stabiliser (EIS), Smart fill light, Digital Overlap High Dynamic Range (DOL-HDR), open-loop motor, RGBW sensor |
| BATTERY AND CHARGING | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4800 mAh | OPPO Find N2 Flip has larger battery capacity than Samsung Galaxy A51. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge, SuperVOOC Flash Charge technology, Power Delivery | OPPO Find N2 Flip has fast charging technology. |
| Standby Time | - | 310 hours | |
| Talk Time | 1920 minutes | 1188 minutes | Samsung Galaxy A51 has longer battery life when making calls than OPPO Find N2 Flip. |
| 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 |
Streaming (video): up to 20 hrs Active online usage: up to 16 hrs Video call: up to 6 hrs Talk: up to 1188 min Standby: up to 310 hrs Playback (Music): up to 25.6 hrs Playback (video): up to 10.89 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO Find N2 Flip has more advanced generation mobile network. |
| Operating System | Android 10 | ColorOS 13 (based on Android 13) | |
| User Interface | One UI | - | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC, GNSS |
| COMMUNICATIONS | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | VoLTE, FDD-LTE, TDD-LTE, VoWiFi, 5G NR | |
|---|---|---|---|
| 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 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, 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 700b, FDD 800 lower, FDD 800 upper, 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 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n79, n40, n25, n12 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD TD 4500, TDD 2300, FDD 1900, n12 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.3 BLE | |
| 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 | - |
| MEDIA | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), LDAC, MID, SBC, apt-X HD, LHDC, APTX-TWS+ | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, H.265, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology |
| FEATURES | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Phone Functions | 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, pedometer, digital compass, hall sensor, geomagnetic sensor, colour temperature sensor, dual gyroscope, dual proximity sensor | |
| Security Devices | Fingerprint reader (under display) | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines | MIMO technology, Dual noise reduction microphones, MU-MIMO technology, OTG Reverse Charge, 360° Surround Aerial, Thermal gel, graphite cooling, 5 years of Security Updates, super-linear dual speakers, X-axis haptic motor, MariSilicon X Imaging NPU, 4 years of OS updates |
| OTHERS | Samsung Galaxy A51 | OPPO Find N2 Flip |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool, screen protector (pre-applied), protective case | |
|---|---|---|---|
| Compliant Standards | - | IPX4, TUV Rheinland, SGS Eye Care Display Certification |
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