Compare phones
| Global Score | |
| 74.7 | 88 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 11, 10 |
| 2019-04-10 | 2020-08-06 |
| 6.24 x 2.94 x 0.31 inches | 6.27 x 2.93 x 0.37 inches |
| 5.96 ounces | 7.16 ounces |
| Black,Deep blue and Red | Mirage black and Mirage blue |
| Plastic | -- |
| -- | Scratch-Resistant Glass |
| $ 166.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 1560 x 720 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 268 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Samsung Exynos 7884 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-G71 MP2 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.36 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.84 | 14.14 |
| Camera | |
| 13.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.32 inches (1/3.1") 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 |
| 9.02 | 12.1 |
| 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 | |
| 4000mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy M31s is much better than Samsung Galaxy A20, with a general score of 88 against 74.7. Even though the Samsung Galaxy M31s is newer than Samsung Galaxy A20, it is thicker and heavier. Both of these phones work with the same Android 11 OS (operating system). Samsung Galaxy M31s features a bit more powerful processing unit than Samsung Galaxy A20, and although they both have 8 cores, the Samsung Galaxy M31s also has 3 GB more RAM.
Galaxy M31s features a better looking screen than Samsung Galaxy A20, because it has a lot more pixels per inch in the display, a little bit bigger screen and a lot better 1080 x 2400 pixels resolution. The Galaxy M31s features a greater camera than Galaxy A20, because it has a back camera with a much better resolution, a bigger aperture, a lot larger sensor providing a way better image quality and a way higher 3840x2160 video quality.
The Galaxy M31s has a much bigger memory capacity to store more games and applications than Samsung Galaxy A20, and although they both have a slot for SD memory cards that allows a maximum of 512 GB, the Galaxy M31s also has 128 GB internal memory. Galaxy M31s has a much better battery performance than Samsung Galaxy A20, because it has 6000mAh of battery capacity.
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