Compare phones
| Global Score | |
| 88 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-08-06 | 2019-03-02 |
| 6.27 x 2.93 x 0.37 inches | 6.24 x 2.94 x 0.30 inches |
| 7.16 ounces | 5.82 ounces |
| Mirage black and Mirage blue | Black, Blue and White |
| -- | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 9611 chipset | Samsung Exynos 7 Octa 7904 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, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Mali-G71 MP2 GPU |
| 9.36 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 64.00 MP + 32.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.1 | 9.46 |
| 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 | 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 | -- |
| 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
Samsung Galaxy M31s has a general score of 88, which is much better than Galaxy A30's global score of 79.6. The Samsung Galaxy M31s construction is newer than Galaxy A30's, although it is thicker and somewhat heavier. Galaxy M31s counts with a bit faster CPU than Galaxy A30, and although they both have the same number of cores, the Galaxy M31s also has a higher amount of RAM.
The Galaxy M31s counts with just a bit better display than Galaxy A30, because it has a bit larger screen, a bit more pixels per display inch and a slightly better 1080 x 2400 pixels resolution. Galaxy M31s takes greater photos and videos than Galaxy A30, because although it has a smaller camera aperture, it also counts with a way bigger back-facing camera sensor providing a much higher image quality, a way higher 3840x2160 video quality and a back camera with a lot higher 64 mega pixels resolution.
Samsung Galaxy M31s counts with a way bigger memory capacity to store more games and applications than Galaxy A30, and although they both have an external memory card slot that admits a maximum of 512 GB, the Samsung Galaxy M31s also has 128 GB internal storage capacity. The Galaxy M31s features a really longer battery performance than Samsung Galaxy A30, because it has a 6000mAh battery capacity against 4000mAh.
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