Compare phones
| Global Score | |
| 77 | 88 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 11, 10 |
| 2019-10-05 | 2020-08-06 |
| 6.43 x 3.05 x 0.31 inches | 6.27 x 2.93 x 0.37 inches |
| 6.46 ounces | 7.16 ounces |
| Black, Blue, Green and Red | Mirage black and Mirage blue |
| Plastic | -- |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 1560 x 720 pixels | 2400 x 1080 pixels |
| TFT | Super AMOLED |
| 264 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 (14 nm) chipset | Samsung Exynos 9611 chipset |
| Cortex-A53 (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 |
| Adreno 506 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.36 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 14.14 |
| Camera | |
| 13.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.25 inches (1/4") sensor | 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 |
| 8.91 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | 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
Galaxy M31s is better than the Galaxy A20s, with an 88 score against 77. These phones use the same Android 11 OS (operating system), so they should count with the same OS features. The Galaxy M31s is a newer device than Galaxy A20s, but it is a bit heavier and thicker. The Galaxy M31s counts with a little faster processing unit than Galaxy A20s, and although they both have 8 cpu cores, the Galaxy M31s also has a higher amount of RAM memory.
The Galaxy M31s has a more vivid display than Samsung Galaxy A20s, and although they both have a display of the same size, the Galaxy M31s also has a way higher resolution of 1080 x 2400px and a lot more pixels per inch in the display. Galaxy M31s features a much better storage to install applications and games than Galaxy A20s, and although they both have a SD extension slot that admits a maximum of 512 GB, the Galaxy M31s also has 128 GB internal memory.
Samsung Galaxy M31s has a very superior battery lifetime than Samsung Galaxy A20s, because it has a 6000mAh battery capacity instead of 4000mAh. The Galaxy M31s features a greater camera than Samsung Galaxy A20s, and although they both have the same aperture, the Galaxy M31s also has a way larger camera sensor taking more light and vivid colors, a much more MP camera and a lot higher (4K) video resolution.
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