Compare phones
| Global Score | |
| 83.3 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 9.0 Pie | Android 11, 10 |
| 2019-09-29 | 2020-03-05 |
| 6.26 x 2.96 x 0.35 inches | 6.27 x 2.96 x 0.35 inches |
| 6.63 ounces | 6.74 ounces |
| Black, Blue and White | Black, Blue and Red |
| Plastic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Samsung Exynos 9611 chipset | Exynos 9611 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 11.74 |
| Camera | |
| 48.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 12.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") 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 |
| 11.44 | 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 7.52 |
| 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 | FM Radio |
Comparison review
Galaxy M31 has a score of 86.5, which is a bit better than Galaxy M30s's score of 83.3. Galaxy M31's construction has the same thickness than Galaxy M30s, but it's a little bit heavier. Both devices in this review come with the same Android 11 OS (operating system), so both should provide you the same OS features.
Samsung Galaxy M31 has a little more vivid screen than Galaxy M30s. Both have a greater quantity of pixels per inch in the display, an equal 1080 x 2340 resolution and a display with the same size. The Galaxy M30s and the Galaxy M31 both feature similar storage for applications, games, photos and videos, they have a SD card slot that allows a maximum of 512 GB and exactly the same internal memory capacity.
Galaxy M31 counts with a bit better processor than Samsung Galaxy M30s, and although they both have 8 cpu cores, the Galaxy M31 also has more RAM memory. The Galaxy M31's battery duration is just as good as the Samsung Galaxy M30s one. The Galaxy M31 features a little bit better camera than Samsung Galaxy M30s, and although they both have the same video definition and the same video frame rate, the Galaxy M31 also has a bigger back-facing camera sensor capturing better quality videos and photographs, a back facing camera with a way better 64 mega-pixels resolution and a larger camera aperture to capture better low-light photography.
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