Compare phones
| Global Score | |
| 81.3 | 80 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 10 |
| 2020-04-27 | 2021-03-18 |
| 6.27 x 2.88 x 0.34 inches | 6.46 x 2.99 x 0.38 inches |
| 6.53 ounces | 7.80 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Black, blue and white |
| Plastic | Plastic and Plastic |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED | PLS |
| 411 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Samsung Exynos 850 S5E3830 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Cortex-A55, 64-bit, 8 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G52 MC2 GPU | Mali-G52 MP1 GPU |
| 9.09 | 9.09 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1 TB) external memory slot |
| 11.74 | 13.02 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 8.00 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 |
| 10.89 | 10.23 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 6000mAh Li - Polymer 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, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A31 is just a bit better than the Galaxy M12, getting a overall score of 81.3 against 80. Galaxy A31 is an older phone than Galaxy M12, but Samsung was able to build it thinner and somewhat lighter anyway. These phones include the same Android 10 OS (Operating System). Galaxy M12's CPU is very similar to the CPU in Samsung Galaxy A31, they have the same RAM memory amount and a Octa-Core CPU.
The Galaxy A31 has a brighter screen than Galaxy M12, because although it has a little smaller screen, it also counts with a way higher resolution of 1080 x 2400 pixels and a lot greater screen pixels density. Samsung Galaxy A31 takes a little bit better photos and videos than Galaxy M12. Both of them have a same size camera aperture, the same video frame rates, a 48 mega-pixels resolution back camera and the same 1920x1080 video quality.
The Samsung Galaxy M12 features a better storage capacity to install applications and games or saving photos and videos than Galaxy A31, and although they both have equal 64 GB internal memory capacity, the Samsung Galaxy M12 also has a slot for external memory cards that supports a maximum of 1 TB.
Samsung Galaxy M12 features longer battery performance than Samsung Galaxy A31, because it has a 6000mAh battery size against 5000mAh.
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