Compare phones
| Global Score | |
| 79.9 | 87.7 |
| Basic Information | |
| Oppo | Samsung |
| Android 11 | Android 10 |
| 2021-03-30 | 2020-09-11 |
| 6.43 x 2.91 x 0.33 inches | 6.45 x 3.00 x 0.37 inches |
| 6.81 ounces | 7.51 ounces |
| Blue and Gloss Black | Black and White |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 3216 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 526 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.8 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 618 GPU |
| 9.72 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 50.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 12.1 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 8.32 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M51 has an overall score of 87.7, which is just a bit better than OPPO Find X3 Pro's 79.9 global score. Both phones in this comparison use Android operating system, but Galaxy M51 has older 10 version while OPPO Find X3 Pro has Android 11 version. Despite being the best in this comparison review, the Galaxy M51 is a just a little heavier and thicker device than the OPPO Find X3 Pro.
The OPPO Find X3 Pro counts with a bit more vivid display than Galaxy M51, and although they both have a same size display, the OPPO Find X3 Pro also has a higher resolution of 1440 x 3216 and a better screen pixel density. Galaxy M51 features just a bit bigger memory capacity for applications and games than OPPO Find X3 Pro, because although it has just 128 GB internal storage, it also counts with a slot for external memory cards that admits up to 512 GB.
OPPO Find X3 Pro counts with a bit better performance than Galaxy M51, and although they both have 8 processing cores, the OPPO Find X3 Pro also has a higher amount of RAM memory. The OPPO Find X3 Pro takes clearer pictures and videos than Samsung Galaxy M51, because although it has a worse (4K) video resolution and a much less MP resolution camera, and they both have a F1.8 aperture, the OPPO Find X3 Pro also counts with a larger back camera sensor which gives a higher image and video quality.
The Samsung Galaxy M51 features a very superior battery duration than OPPO Find X3 Pro, because it has a 56 percent larger battery capacity.
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