Compare phones
| Global Score | |
| 82.4 | 88 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.1 Oreo | Android 11, 10 |
| 2019-03-07 | 2020-08-06 |
| 6.26 x 2.96 x 0.33 inches | 6.27 x 2.93 x 0.37 inches |
| 6.14 ounces | 7.16 ounces |
| Black and Blue | Mirage black and Mirage blue |
| Plastic | -- |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2280 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 394 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7904 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G71 MP2 GPU | Mali-G72 MP3 GPU |
| 9 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 14.14 |
| Camera | |
| 13.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.32 inches (1/3.1") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.13 | 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 | |
| 5000mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy M31s has a score of 88, which is a bit better than Galaxy M30's general score of 82.4. These phones include Android OS (Operating System), but the Galaxy M31s has the older 11 version and Galaxy M30 has Android 9.0 Pie version. Galaxy M31s is a newer device than Galaxy M30, but it is somewhat thicker and somewhat heavier.
Samsung Galaxy M31s counts with a slightly better looking display than Galaxy M30, because it has a slightly better 1080 x 2400 resolution, a quite bigger display and a quite higher pixels density. The Samsung Galaxy M31s features a little bit better performance than Galaxy M30. Both of them have a Octa-Core CPU and 6 GB of RAM memory.
Samsung Galaxy M31s and Galaxy M30 feature incredibly similar memory to install applications and games, both of them have an external SD slot that holds a maximum of 512 GB and the same 128 GB internal storage. Samsung Galaxy M31s features better battery performance than Samsung Galaxy M30, because it has 6000mAh of battery capacity.
The Galaxy M31s has a lot better camera than Galaxy M30, because it has a much more mega pixels camera, a way bigger back camera sensor taking way better quality pictures and videos, a much better (4K) video quality and a bigger camera aperture to take better images in poorly lited situations.
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