Compare phones
| Global Score | |
| 76.6 | 88 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11 | Android 11, 10 |
| 2021-04-02 | 2020-08-06 |
| 6.43 x 2.90 x 0.34 inches | 6.27 x 2.93 x 0.37 inches |
| 6.95 ounces | 7.16 ounces |
| Forest Green, Morning Mist and Stellar Black | Mirage black and Mirage blue |
| Glass (Corning Gorilla Glass) | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 890.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 3216 x 1440 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 526 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Samsung 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 | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| 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 | 1280 x 720 (480 fps) (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 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
Galaxy M31s is much better than OnePlus 9 Pro, with a score of 88 against 76.6. Both of these phones come with the same Android 11 OS (Operating System), so both should provide you very similar OS features. Even being the best in our current comparison, we must note that it is also a bit heavier and a little bit thicker.
The OnePlus 9 Pro features just a bit better looking screen than Galaxy M31s, because it has a quite bigger display, a better resolution of 1440 x 3216 and a better screen density. The Galaxy M31s features a lot bigger storage to store more apps and games than OnePlus 9 Pro, and although they both have exactly the same internal storage, the Galaxy M31s also has an external memory card slot that allows a maximum of 512 GB.
OnePlus 9 Pro counts with a little better performance than Galaxy M31s, and although they both have 8 cpu cores, the OnePlus 9 Pro also has more RAM. The OnePlus 9 Pro captures slightly better photos and videos than Samsung Galaxy M31s, because although it has a back facing camera with much less megapixels, and they both have a F1.8 aperture, the OnePlus 9 Pro also counts with a larger back camera sensor capturing better quality videos and pictures and a way higher video definition.
The Galaxy M31s features longer battery duration than OnePlus 9 Pro, because it has a 33% greater battery capacity.
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