Compare phones
| Global Score | |
| 73.9 | 87.7 |
| Basic Information | |
| Oppo | Samsung |
| Android 10, 9.0 Pie | Android 10 |
| 2019-10-18 | 2020-09-11 |
| 6.30 x 2.93 x 0.37 inches | 6.45 x 3.00 x 0.37 inches |
| 6.67 ounces | 7.51 ounces |
| Luminous black, Ocean blue and Sunset pink | Black and White |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 405 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AB chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 17.34 | 14.14 |
| Camera | |
| 48.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 11.55 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh 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
Galaxy M51 has a general score of 87.7, which is much better than OPPO Reno2's 73.9 overall score. The Galaxy M51 construction has the same thickness than OPPO Reno2, but it's somewhat heavier. Both devices in this comparison review include the same Android 10 operating system, so you shouldn't perceive any differences in that aspect.
OPPO Reno2 features just a bit better display than Samsung Galaxy M51, because although it has a little bit smaller screen, it also counts with a just a little higher screen density and a slightly higher 1080 x 2400 resolution. The Galaxy M51 has a processing unit that's just as good as the OPPO Reno2 one, and although the Galaxy M51 has a lower amount of RAM, they both have a Octa-Core CPU.
OPPO Reno2 has a way bigger storage for games and applications than Galaxy M51, and although they both have a slot for SD memory cards that allows up to 512 GB, the OPPO Reno2 also has 128 GB more internal storage. The Samsung Galaxy M51 has a way better battery life than OPPO Reno2, because it has a 7000mAh battery capacity.
The Samsung Galaxy M51 features a bit better camera than OPPO Reno2, because although it has a smaller aperture, and they both have the same 30 fps video frame rate and the same video definition, the Samsung Galaxy M51 also counts with a lot higher resolution back camera and a larger camera sensor which offers a better photo and video quality.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.