Compare phones
| Global Score | |
| 86.5 | 79.8 |
| Basic Information | |
| Samsung | OnePlus |
| Android 11, 10 | Android 10, 9.0 Pie |
| 2020-03-05 | 2019-05-30 |
| 6.27 x 2.96 x 0.35 inches | 6.40 x 2.99 x 0.35 inches |
| 6.74 ounces | 7.27 ounces |
| Black, Blue and Red | Almond, Mirror gray and Nebula blue |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 3120 x 1440 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 513 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.7 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 855 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Mali-G72 MP3 GPU | Adreno 640 GPU |
| 9.36 | 9.72 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.60 aperture |
| 26.00mm focal length | 17.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.1 | 11.99 |
| 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 | |
| 6000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| 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 |
| FM Radio | -- |
Comparison review
Galaxy M31 has a global score of 86.5, which is a bit better than OnePlus 7 Pro 5G's global score of 79.8. Both of these phones use Android OS (operating system), but the Galaxy M31 has newer 11 version while OnePlus 7 Pro 5G has Android 10 version. Galaxy M31 is a just a bit lighter cellphone than OnePlus 7 Pro 5G, but they have the same thickness.
OnePlus 7 Pro 5G counts with a little sharper screen than Samsung Galaxy M31, because it has more pixels per screen inch, a higher 1440 x 3120 resolution and a little bit bigger screen. OnePlus 7 Pro 5G has a quite bigger memory to install applications and games or saving photos and videos than Samsung Galaxy M31, because although it has no SD memory card expansion slot, it also counts with 256 GB internal storage capacity.
OnePlus 7 Pro 5G has a little bit better processing power than Galaxy M31, and although they both have 8 cores, the OnePlus 7 Pro 5G also has more RAM memory. The Galaxy M31 captures just a bit better pictures and videos than OnePlus 7 Pro 5G, because although it has a tinier aperture and worse 30 fps video frame rates, and they both have the same 3840x2160 video definition, the Galaxy M31 also counts with a bigger camera sensor capturing more light and vivid colors and a much more megapixels camera in the back.
Samsung Galaxy M31 counts with a very superior battery duration than OnePlus 7 Pro 5G, because it has 6000mAh of battery capacity instead of 4000mAh.
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