Compare phones
| Global Score | |
| 73.9 | 81.3 |
| Basic Information | |
| Oppo | Samsung |
| Android 10, 9.0 Pie | Android 10 |
| 2019-10-18 | 2020-04-27 |
| 6.30 x 2.93 x 0.37 inches | 6.27 x 2.88 x 0.34 inches |
| 6.67 ounces | 6.53 ounces |
| Luminous black, Ocean blue and Sunset pink | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 405 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AB chipset | MediaTek Helio P65 MT6768 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Mali-G52 MC2 GPU |
| 9.27 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 17.34 | 11.74 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 20.00 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 | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 11.55 | 10.89 |
| 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 | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| 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 |
Comparison review
Galaxy A31 is a little bit better than OPPO Reno2, having an 81.3 score against 73.9. Both of these phones work with the same Android 10 OS. Even though Galaxy A31 and the OPPO Reno2 were released only a couple months apart, Galaxy A31 is just a little lighter and just a little thinner. The Galaxy A31 and OPPO Reno2 feature really similar displays, because although the Galaxy A31 has a bit smaller display, and they both have exactly the same 1080 x 2400 resolution, it also counts with a little bit more pixels per screen inch.
OPPO Reno2 features a much greater memory capacity for applications, games, photos and videos than Galaxy A31, and although they both have an external memory slot that supports a maximum of 512 GB, the OPPO Reno2 also has 256 GB internal memory capacity. The OPPO Reno2 has just a little better processing power than Galaxy A31, and although they both have 8 cpu cores, the OPPO Reno2 also has 4 GB more RAM.
The Samsung Galaxy A31 features superior battery duration than OPPO Reno2, because it has a 25 percent bigger battery capacity. The OPPO Reno2 takes a bit better videos and photos than Galaxy A31, and although they both have the same sensor size and a same resolution camera in the back, the OPPO Reno2 also has a larger diafragm aperture to take better low-light photography and a much better 3840x2160 (4K) video definition.
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