Compare phones
| Global Score | |
| 81.3 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | -- |
| 2020-04-27 | 2019-03-02 |
| 6.27 x 2.88 x 0.34 inches | 6.24 x 2.94 x 0.30 inches |
| 6.53 ounces | 5.82 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Black, Blue and White |
| Plastic | Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 411 pixels per inch | 403 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 | 16.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.89 | 9.46 |
| 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 | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| 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
Galaxy A31 has a general score of 81.3, which is a little bit better than the Galaxy A30's overall score of 79.6. Although the Galaxy A31 is newer than the Galaxy A30, it's thicker and somewhat heavier. Galaxy A31 counts with a little bit better screen than Galaxy A30, and although they both have a screen of the same size, the Galaxy A31 also has a little bit greater pixel amount per screen inch and a slightly higher 1080 x 2400 pixels resolution.
Samsung Galaxy A30 and Galaxy A31 both have really similar storage to store more apps and games, they have a SD extension slot that supports a maximum of 512 GB and equal 64 GB internal memory capacity. The Samsung Galaxy A31 counts with a bit faster processing unit than Galaxy A30. They have a Octa-Core CPU and 4 GB of RAM.
Galaxy A31 takes much clearer videos and photos than Galaxy A30, because although it has a tinier aperture which is not nice for capturing photos or videos in low light situations, and they both have the same 1920x1080 (Full HD) video resolution and the same video frame rate, the Galaxy A31 also counts with a way larger sensor which provides a way higher photo and video quality and a much more mega pixels back camera.
The Galaxy A31 features superior battery duration than Samsung Galaxy A30, because it has 5000mAh of battery capacity against 4000mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.