Compare phones
| Global Score | |
| 74.1 | 81.3 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 7.0 Nougat, 6.0 Marshmallow | Android 10 |
| 2017-01-23 | 2020-04-27 |
| 5.94 x 2.99 x 0.33 inches | 6.27 x 2.88 x 0.34 inches |
| 5.82 ounces | 6.53 ounces |
| 16 777 216 | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Aluminum | Plastic |
| $ 190.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 401 pixels per inch | 411 pixels per inch |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | MediaTek Helio P65 MT6768 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Mali-G52 MC2 GPU |
| 9.09 | 9.09 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.02 | 11.74 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.02 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4100mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 6.8 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A31 is a little bit better than Xiaomi Redmi Note 4, having an 81.3 score against 74.1. Galaxy A31's construction is newer, but just a bit thicker and heavier than the Xiaomi Redmi Note 4. These phones include Android OS, but the Galaxy A31 has older 10 version while Xiaomi Redmi Note 4 has Android 7.0 Nougat.
The Galaxy A31 has a processing unit that is very similar to the processing unit in Xiaomi Redmi Note 4, they have the same number of cores and a 4 GB RAM. Xiaomi Redmi Note 4 features a bit more vivid screen than Samsung Galaxy A31, although it has a just a little inferior amount of pixels per inch of display, a bit smaller screen and a bit lower 1080 x 1920 resolution.
The Galaxy A31 takes way better pictures and videos than Xiaomi Redmi Note 4, and although they both have a F2 camera aperture, the same 30 fps video frame rate and the same (Full HD) video quality, the Galaxy A31 also has a way more mega pixels camera. The Galaxy A31 has a bigger storage capacity for applications, games, photos and videos than Xiaomi Redmi Note 4, and although they both have the same internal memory capacity, the Galaxy A31 also has a SD memory card expansion slot that allows a maximum of 512 GB.
The Samsung Galaxy A31 counts with longer battery life than Xiaomi Redmi Note 4, because it has 5000mAh of battery capacity instead of 4100mAh.
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