Compare phones
| Global Score | |
| 76.6 | 86.5 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11 | Android 11, 10 |
| 2021-04-02 | 2020-03-05 |
| 6.43 x 2.90 x 0.34 inches | 6.27 x 2.96 x 0.35 inches |
| 6.95 ounces | 6.74 ounces |
| Forest Green, Morning Mist and Stellar Black | Black, Blue and Red |
| Glass (Corning Gorilla Glass) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 890.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 3216 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 526 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Exynos 9611 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 48.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 23.00mm focal length | 26.00mm focal length |
| 0.71 inches (1/1.4") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.65 | 12.1 |
| 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 | |
| 4500mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | 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 M31 has an overall score of 86.5, which is better than the OnePlus 9 Pro's global score of 76.6. These devices use the same Android 11 OS (operating system). The Samsung Galaxy M31 design is a little bit lighter than the OnePlus 9 Pro, although it's a bit thicker and was released about a year before.
OnePlus 9 Pro counts with a little better performance than Galaxy M31, and although they both have the same number of cores, the OnePlus 9 Pro also has more RAM memory. The OnePlus 9 Pro counts with a slightly better screen than Galaxy M31, because it has a better 1440 x 3216 resolution, a little larger display and a greater pixel quantity in each inch in the display.
Samsung Galaxy M31 features a bigger storage to install applications and games than OnePlus 9 Pro, because although it has only 64 GB internal storage capacity, it also counts with an external SD slot that admits a maximum of 512 GB. The Galaxy M31 has superior battery life than OnePlus 9 Pro, because it has 6000mAh of battery capacity.
The OnePlus 9 Pro counts with a little bit better camera than Samsung Galaxy M31, because although it has a camera with much less mega pixels resolution, and they both have a same size aperture, the OnePlus 9 Pro also counts with a bigger back camera sensor which offers a higher image and video quality and a way higher video definition.
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