Compare phones
| Global Score | |
| 81.3 | 78.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 10, 9.0 Pie, 8.1 Oreo |
| 2020-04-27 | 2019-02-05 |
| 6.27 x 2.88 x 0.34 inches | 6.16 x 2.93 x 0.35 inches |
| 6.53 ounces | 6.56 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Charcoal black and Ocean blue |
| Plastic | Plastic and Plastic |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 411 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Samsung Exynos 7 Octa 7904 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G52 MC2 GPU | Mali-G71 MP2 GPU |
| 9.09 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 11.74 |
| Camera | |
| 48.00 MP + 20.00 MP | 13.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 12.00mm focal length |
| 0.5 inches (1/2") sensor | 0.32 inches (1/3.1") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.89 | 9.02 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A31 has an overall score of 81.3, which is just a bit better than the Samsung Galaxy M20's global score of 78.9. Both phones in this comparison review come with the same Android 10 OS (Operating System), so you shouldn't perceive any difference regarding that. The Samsung Galaxy A31 is a newer cellphone, and it is also a little thinner and just a little bit lighter than the Samsung Galaxy M20.
The Galaxy A31 counts with just a bit better hardware performance than Samsung Galaxy M20. They have 8 CPU cores and the same RAM memory amount. The Samsung Galaxy A31 has a little sharper screen than Galaxy M20, because it has a quite better display density, a bit larger display and a little higher resolution of 1080 x 2400 pixels.
Galaxy A31 takes greater photographs and videos than Galaxy M20, because although it has a tinier aperture which is not favorable for low-light captures, and they both have the same video definition and the same 30 frames per second video frame rates, the Galaxy A31 also counts with a much larger back camera sensor which provides a lot better image and video quality and a camera with a much higher 48 MP resolution.
Samsung Galaxy M20 and Galaxy A31 both have similar memory to install applications and games, they have equal internal storage and an external memory slot that admits a maximum of 512 GB. The Samsung Galaxy M20's battery performance is very similar to the Galaxy A31 one.
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