Compare phones
| Global Score | |
| 81.3 | 84.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 14 |
| 2020-04-27 | 2024-07-19 |
| 6.27 x 2.88 x 0.34 inches | 6.28 x 5.64 x 0.18 inches |
| 6.53 ounces | 7.97 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Black, Blue and White |
| Plastic | Aluminum and Glass |
| Display / Screen | |
| 6.4 inches | 8 inches |
| 2400 x 1080 pixels | 2488 x 2224 pixels |
| Super AMOLED | AMOLED |
| 411 pixels per inch | 417 pixels per inch |
| -- | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 10 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G52 MC2 GPU | Adreno 750 GPU |
| 9.09 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 48.00 MP + 20.00 MP | 50.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 23.00mm focal length |
| 0.5 inches (1/2") sensor | 0.67 inches (1/1.49") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.89 | 12.54 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5100mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi Mix Fold 4 has a score of 84.3, which is a bit better than the Samsung Galaxy A31's global score of 81.3. Even though Xiaomi Mi Mix Fold 4 is somewhat heavier than the Samsung Galaxy A31, it's a lot thinner and incredibly newer. These devices include Android OS (Operating System), but the Xiaomi Mi Mix Fold 4 has the newer 14 version and Samsung Galaxy A31 has Android 10, so it gives lots of additional features and some performance improvements.
The Galaxy A31 counts with a much better processing power than Xiaomi Mi Mix Fold 4, although it has less RAM, they both have 8 cores. The Xiaomi Mi Mix Fold 4 has a much better display than Samsung Galaxy A31, because it has a just a little better screen density, a way better resolution of 2224 x 2488 and a bigger screen.
Xiaomi Mi Mix Fold 4 has a better memory capacity for applications and games than Samsung Galaxy A31, because although it has no SD extension slot, it also counts with 192 GB more internal storage. Xiaomi Mi Mix Fold 4 counts with a much better camera than Galaxy A31, because it has a better resolution back facing camera, a bigger diafragm aperture, a lot larger sensor providing a lot better image quality and a way higher 7680x4320 video quality.
Xiaomi Mi Mix Fold 4 has a little longer battery life than Samsung Galaxy A31, because it has a 5100mAh battery size instead of 5000mAh.
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