Compare phones
| Global Score | |
| 79.8 | 87.7 |
| Basic Information | |
| OnePlus | Samsung |
| Android 10, 9.0 Pie | Android 10 |
| 2019-05-30 | 2020-09-11 |
| 6.40 x 2.99 x 0.35 inches | 6.45 x 3.00 x 0.37 inches |
| 7.27 ounces | 7.51 ounces |
| Almond, Mirror gray and Nebula blue | Black and White |
| Glass (Corning Gorilla Glass 5) and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 3120 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 513 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.7 | 8 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 640 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 | |
| 48.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.60 aperture | f/1.80 aperture |
| 17.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.99 | 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 | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 8.32 |
| Other Features | |
| Bluetooth 5.0 | 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
Samsung Galaxy M51 is slightly better than OnePlus 7 Pro 5G, having a overall score of 87.7 against 79.8. Samsung Galaxy M51's body is newer, but a little bit heavier and just a little thicker than the OnePlus 7 Pro 5G. Both phones in this review have the same Android 10 operating system, so you shouldn't perceive any differences regarding that.
The OnePlus 7 Pro 5G has a bit better display than Galaxy M51, and although they both have a same size screen, the OnePlus 7 Pro 5G also has a better quantity of pixels per inch in the display and a better resolution of 1440 x 3120 pixels. The Galaxy M51 features a bit more memory for applications, games, photos and videos than OnePlus 7 Pro 5G, because although it has just 128 GB internal storage, it also counts with a SD extension slot that admits up to 512 GB.
The OnePlus 7 Pro 5G features a bit more powerful CPU than Galaxy M51, and although they both have 8 cpu cores, the OnePlus 7 Pro 5G also has a greater amount of RAM. OnePlus 7 Pro 5G counts with just a bit better camera than Galaxy M51, because although it has a lower 3840x2160 video definition, a smaller back-facing camera sensor providing a lower image quality and a camera in the back with a lot worse 48 MP resolution, it also counts with a larger camera aperture for better captures in low-light environments.
Galaxy M51 counts with a much better battery duration than OnePlus 7 Pro 5G, because it has 7000mAh of battery capacity.
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