Compare phones
| Global Score | |
| 80 | 81.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 10 |
| 2021-03-18 | 2020-04-27 |
| 6.46 x 2.99 x 0.38 inches | 6.27 x 2.88 x 0.34 inches |
| 7.80 ounces | 6.53 ounces |
| Black, blue and white | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Plastic and Plastic | Plastic |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| PLS | Super AMOLED |
| 270 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Samsung Exynos 850 S5E3830 chipset | MediaTek Helio P65 MT6768 chipset |
| Cortex-A55, 64-bit, 8 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G52 MP1 GPU | Mali-G52 MC2 GPU |
| 9.09 | 9.09 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 13.02 | 11.74 |
| Camera | |
| 48.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.23 | 10.89 |
| 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 | |
| 6000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A31 has a general score of 81.3, which is slightly better than Samsung Galaxy M12's global score of 80. Although the Galaxy A31 is older than Samsung Galaxy M12, it's design is thinner and somewhat lighter. These phones come with the same Android 10 OS (operating system), so you shouldn't notice any differences regarding operating system features.
Samsung Galaxy M12 and Galaxy A31 both count with similar CPUs, both of them have 4 GB of RAM memory and a Octa-Core processor. Galaxy A31 has a much better display than Samsung Galaxy M12, because although it has a little smaller display, it also counts with a lot more pixels per inch in the screen and a way better resolution of 1080 x 2400px.
Samsung Galaxy M12 has a quite bigger memory to store more apps and games than Samsung Galaxy A31, and although they both have equal internal memory, the Samsung Galaxy M12 also has a SD extension slot that supports up to 1 TB. Samsung Galaxy M12 has longer battery performance than Galaxy A31, because it has a 6000mAh battery size.
Galaxy A31 features a slightly better camera than Galaxy M12. They have the same video resolution, a same size aperture, the same resolution back facing camera and the same 30 frames per second video frame rates.
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