Compare phones
| Global Score | |
| 79.8 | 88 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 11, 10 |
| 2019-09-20 | 2020-08-06 |
| 6.24 x 2.94 x 0.30 inches | 6.27 x 2.93 x 0.37 inches |
| 5.86 ounces | 7.16 ounces |
| Prism crush black, Prism crush green, Prism crush violet and Prism crush white | Mirage black and Mirage blue |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 1560 x 720 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 268 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7885 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 |
| 4 GB RAM | 6 GB RAM |
| Mali-G71 MP2 GPU | Mali-G72 MP3 GPU |
| 8.91 | 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 | |
| 25.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| -- | 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 |
| 9.68 | 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 | |
| 4000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M31s has a general score of 88, which is much better than Galaxy A30s's 79.8 score. The Galaxy M31s construction is newer than Galaxy A30s's, although it's somewhat heavier and thicker. Both phones in this comparison use the same Android 11 OS, so both should provide very similar operating system features.
Galaxy M31s features a much better display than Galaxy A30s, because it has a quite larger screen, a way higher resolution of 1080 x 2400 pixels and a lot higher display density. Samsung Galaxy M31s's storage capacity for games and applications is very similar to the Galaxy A30s one, they have a slot for SD memory cards that allows up to 512 GB and exactly the same 128 GB internal storage capacity.
Galaxy M31s features a bit more powerful processing unit than Samsung Galaxy A30s, and although they both have 8 processing cores, the Galaxy M31s also has more RAM memory. Galaxy M31s has a way better camera than Galaxy A30s, because although it has a tinier aperture, it also counts with a back camera with lot more mega pixels and a way better video definition.
Samsung Galaxy M31s features a superior battery lifetime than Galaxy A30s, because it has 6000mAh of battery capacity.
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