Compare phones
| Global Score | |
| 72.4 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| Android | Android 11, 10 |
| 2022-01-10 | 2020-03-05 |
| 6.46 x 2.99 x 0.36 inches | 6.27 x 2.96 x 0.35 inches |
| -- | 6.74 ounces |
| Black, Blue and Red | Black, Blue and Red |
| Plastic and Plastic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 270 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.4 |
| Performance | |
| -- | Exynos 9611 chipset |
| 64-bit (Octa-Core 1600 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Yes GPU | Mali-G72 MP3 GPU |
| 8.73 | 9.36 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 5.8 | 11.74 |
| Camera | |
| 48.00 MP + 5.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.24 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.4 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | 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 |
| -- | FM Radio |
Comparison review
The Galaxy M31 has a score of 86.5, which is better than the Galaxy A03's general score of 72.4. The Galaxy M31 has Android 11 OS, and Galaxy A03 works with Android OS. Galaxy M31 features a little bit better hardware performance than Samsung Galaxy A03, and although they both have the same number of cores, the Galaxy M31 also has a greater amount of RAM memory.
The Galaxy M31 counts with a brighter screen than Samsung Galaxy A03, because although it has a little smaller screen, it also counts with more pixels per inch in the screen and a way better 1080 x 2340px resolution. Galaxy M31 shoots much clearer photographs and videos than Samsung Galaxy A03, and although they both have a same size aperture, the Galaxy M31 also has a camera in the back with much more mega-pixels.
The Galaxy M31 has a much greater memory capacity for applications, games, photos and videos than Samsung Galaxy A03, because it has an external memory slot that supports a maximum of 512 GB and more internal memory capacity. Galaxy M31 counts with greater battery life than Samsung Galaxy A03, because it has 6000mAh of battery capacity instead of 5000mAh.
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