Compare phones
| Global Score | |
| 77.6 | 81.3 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 10 |
| 2014-09-29 | 2020-04-27 |
| 6.04 x 3.09 x 0.33 inches | 6.27 x 2.88 x 0.34 inches |
| 6.21 ounces | 6.53 ounces |
| Black, Gold, Pink and White | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Aluminum and Plastic | Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 515 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 5433 chipset | MediaTek Helio P65 MT6768 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm (Octa-Core 1900 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-T760 MP6 GPU | Mali-G52 MC2 GPU |
| 9 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 11.74 |
| Camera | |
| 16.00 MP + 3.70 MP | 48.00 MP + 20.00 MP |
| f/2.20 aperture | f/2.00 aperture |
| 31.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 9.9 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3220mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 5.2 | 6.8 |
| Other Features | |
| Bluetooth 4.1, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Galaxy A31 has an overall score of 81.3, which is slightly better than the Galaxy Note4's score of 77.6. Galaxy A31's construction is noticeably newer, but a little thicker and just a little heavier than Galaxy Note4. Samsung Galaxy A31 counts with a bit superior processing unit than Samsung Galaxy Note4, and although they both have a Octa-Core CPU, the Samsung Galaxy A31 also has more RAM.
Samsung Galaxy Note4 counts with a slightly better looking screen than Galaxy A31, because although it has a little bit smaller screen, it also counts with a higher count of pixels per screen inch and a better 1440 x 2560px resolution. The Samsung Galaxy A31 has a slightly better camera than Samsung Galaxy Note4, and although they both have the same (Full HD) video definition and the same 30 fps video frame rates, the Samsung Galaxy A31 also has a back facing camera with a much higher resolution, a much bigger sensor and a bigger aperture for better low light captures.
The Samsung Galaxy A31 features a much greater memory capacity to install applications and games or saving photos and videos than Galaxy Note4, because it has 64 GB internal memory capacity and a slot for an external memory card that allows a maximum of 512 GB. The Galaxy A31 features a way better battery life than Samsung Galaxy Note4, because it has 5000mAh of battery capacity.
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