Compare phones
| Global Score | |
| 76 | 88 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11 | Android 11, 10 |
| 2021-04-02 | 2020-08-06 |
| 6.30 x 2.92 x 0.34 inches | 6.27 x 2.93 x 0.37 inches |
| 6.77 ounces | 7.16 ounces |
| Arctic Sky, Astral Black and Winter Mist | Mirage black and Mirage blue |
| Aluminum and Glass (Corning Gorilla Glass) | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 700.00 | -- |
| 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 |
| 8.2 | 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
Samsung Galaxy M31s is better than the OnePlus 9, having an 88 score against 76. Despite being the best phone in this comparison review, the Samsung Galaxy M31s is a just a little bit heavier and a little bit thicker phone than OnePlus 9. Both of these phones have the same Android 11 OS (operating system).
OnePlus 9 has a bit more powerful processing unit than Galaxy M31s, and although they both have a Octa-Core processor, the OnePlus 9 also has a larger amount of RAM memory. The OnePlus 9 features a bit sharper screen than Galaxy M31s. Both have a better pixels count in each inch of display, a same size display and exactly the same 1080 x 2400 resolution.
The OnePlus 9 counts with a slightly better camera than Samsung Galaxy M31s, because although it has a way less mega-pixels resolution back-facing camera, and they both have the same diafragm aperture, the OnePlus 9 also counts with a much better 7680x4320 video quality and a larger back-facing camera sensor taking more light and vivid colors.
The Galaxy M31s features a very superior storage capacity for applications and games than OnePlus 9, and although they both have exactly the same 128 GB internal storage capacity, the Galaxy M31s also has a slot for an SD memory card that allows a maximum of 512 GB. The Galaxy M31s counts with superior battery duration than OnePlus 9, because it has a 33 percent bigger battery capacity.
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