Compare phones
| Global Score | |
| 73.9 | 90.8 |
| Basic Information | |
| Oppo | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-10-18 | 2020-04-29 |
| 6.30 x 2.93 x 0.37 inches | 6.26 x 2.90 x 0.34 inches |
| 6.67 ounces | 6.60 ounces |
| Luminous black, Ocean blue and Sunset pink | Prism cube black |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 405 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AB chipset | Samsung Exynos 980 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Mali-G76 MP5 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 1000 GB) external memory slot |
| 17.34 | 15.38 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") 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 | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| 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
The Samsung Galaxy A51 5G is a lot better than the OPPO Reno2, with a 90.8 score against 73.9. These phones come with Android OS (operating system), but Samsung Galaxy A51 5G has 11 version while OPPO Reno2 has Android 10. The Samsung Galaxy A51 5G construction is a little lighter and a little thinner than the OPPO Reno2, even when they were released with only a couple of months difference.
The Galaxy A51 5G's CPU is very similar to the OPPO Reno2 one, and although the Galaxy A51 5G has a smaller amount of RAM memory, they both have a Octa-Core processor. The OPPO Reno2 and the Galaxy A51 5G feature very similar displays, they have a display with the same size, the same screen density and exactly the same resolution of 1080 x 2400px.
Galaxy A51 5G's camera is very similar to the camera in OPPO Reno2, and although the Galaxy A51 5G has a tinier aperture which is not nice for capturing photos in poorly lited situations, they both have a back camera with a 48 mega-pixels resolution, the same camera sensor size, the same video frame rate and the same (4K) video definition.
The OPPO Reno2 has a better memory for applications, games, photos and videos than Samsung Galaxy A51 5G, because although it has a slot for an SD memory card that admits a maximum of 512 GB against 1000 GB, it also counts with 128 GB more internal storage. Galaxy A51 5G has a bit superior battery performance than OPPO Reno2, because it has a 13 percent more battery capacity.
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