Compare phones
| Global Score | |
| 81.7 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2017-04-21 | 2020-03-05 |
| 5.86 x 2.68 x 0.31 inches | 6.27 x 2.96 x 0.35 inches |
| 5.47 ounces | 6.74 ounces |
| Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink | Black, Blue and Red |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 173.00 | -- |
| Display / Screen | |
| 5.8 inches | 6.4 inches |
| 2960 x 1440 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 568 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Exynos 9611 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 540 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 12.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.79 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 7.52 |
| Other Features | |
| Bluetooth 5.0, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M31 has a score of 86.5, which is just a bit better than Samsung Galaxy S8's score of 81.7. The Galaxy M31 design is newer than Samsung Galaxy S8's, but it's heavier and somewhat thicker. Samsung Galaxy S8 counts with a bit sharper screen than Galaxy M31, because although it has a little bit smaller display, it also counts with a higher screen density and a higher resolution of 1440 x 2960px.
The Samsung Galaxy M31 counts with a bit more powerful CPU than Galaxy S8, and although they both have a Octa-Core CPU, the Samsung Galaxy M31 also has more RAM memory. The Samsung Galaxy M31 takes much clearer videos and photos than Samsung Galaxy S8, because although it has a tinier aperture which is not favorable for low-light captures and videos, and they both have the same video frame rate and the same video quality, the Samsung Galaxy M31 also counts with a way larger back camera sensor shooting way higher quality photographs and videos and a camera with a much higher 64 mega-pixels resolution.
The Galaxy M31 has a little bit better storage capacity for apps and games than Galaxy S8, and although they both have the same 64 GB internal storage, the Galaxy M31 also has a SD card slot that allows up to 512 GB. The Samsung Galaxy M31 has a much better battery life than Galaxy S8, because it has a 100% greater battery size.
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