Compare phones
| Global Score | |
| 81.3 | 76 |
| Basic Information | |
| Samsung | OnePlus |
| Android 10 | Android 11 |
| 2020-04-27 | 2021-04-02 |
| 6.27 x 2.88 x 0.34 inches | 6.30 x 2.92 x 0.34 inches |
| 6.53 ounces | 6.77 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Arctic Sky, Astral Black and Winter Mist |
| Plastic | Aluminum and Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| -- | $ 700.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 411 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.2 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 888 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G52 MC2 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 23.00mm focal length |
| 0.5 inches (1/2") sensor | 0.71 inches (1/1.4") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.89 | 12.65 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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 has a general score of 81.3, which is a bit better than the OnePlus 9's general score of 76. These devices work with Android OS, but the Galaxy A31 has 10 version and OnePlus 9 has Android 11. The Galaxy A31 is a just a bit lighter cellphone than OnePlus 9, but they are equally thin. The OnePlus 9 has a little more vivid display than Galaxy A31, because although it has a just a little lower screen pixel density, and they both have an equal resolution of 1080 x 2400 pixels, the OnePlus 9 also counts with a little bit bigger screen.
OnePlus 9 has a bit better processing unit than Samsung Galaxy A31, and although they both have 8 CPU cores, the OnePlus 9 also has a higher amount of RAM memory. OnePlus 9 has a better camera than Samsung Galaxy A31, and although they both have a back-facing camera with a 48 megapixels resolution, the OnePlus 9 also has a way larger back-facing camera sensor taking more light and vivid colors, a much higher video definition and a bigger camera aperture to capture better images in low-light environments.
The Galaxy A31 counts with a bigger memory to store more apps and games than OnePlus 9, because although it has only 64 GB internal memory, it also counts with a SD extension slot that admits a maximum of 512 GB. Samsung Galaxy A31 counts with just a little bit longer battery duration than OnePlus 9, because it has a 5000mAh battery size.
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