Compare phones
| Global Score | |
| 89.1 | 84.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 14 |
| 2022-01-11 | 2024-07-19 |
| 6.13 x 2.93 x 0.31 inches | 6.28 x 5.64 x 0.18 inches |
| 6.00 ounces | 7.97 ounces |
| -- | Black, Blue and White |
| Metal and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| $ 700.00 | -- |
| Display / Screen | |
| 6.4 inches | 8 inches |
| 2340 x 1080 pixels | 2488 x 2224 pixels |
| Dynamic AMOLED | AMOLED |
| 403 pixels per inch | 417 pixels per inch |
| -- | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 10 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset |
| Kryo 680 Prime, 64-bit (Octa-Core 2840 MHz) processor | processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 660 GPU | Adreno 750 GPU |
| 9.63 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 12.00 MP + 32.00 MP | 50.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 23.00mm focal length |
| -- | 0.67 inches (1/1.49") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.9 | 12.54 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 10.6 |
| Battery Life | |
| 4500mAh Battery | 5100mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.32 | 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 |
| FM Radio | -- |
Comparison review
Samsung Galaxy S21 FE has a general score of 89.1, which is a bit better than Xiaomi Mi Mix Fold 4's 84.3 overall score. Even though Samsung Galaxy S21 FE is older and extremely thicker than Xiaomi Mi Mix Fold 4, it's body is still lighter. These phones have Android OS (Operating System), but Samsung Galaxy S21 FE has older 11 version while Xiaomi Mi Mix Fold 4 has Android 14 version.
The Xiaomi Mi Mix Fold 4 features a way better screen than Samsung Galaxy S21 FE, because it has a much better 2224 x 2488 pixels resolution, a little bit higher display density and a larger screen. Galaxy S21 FE has a very superior performance than Xiaomi Mi Mix Fold 4, although it has a lower amount of RAM, they both have the same number of cores.
Xiaomi Mi Mix Fold 4 features a very superior camera than Samsung Galaxy S21 FE, because it has a way more MP camera in the back, a bigger aperture for better photography and videos in low light environments and a way better video quality. The Xiaomi Mi Mix Fold 4 counts with a superior memory capacity for applications, games, photos and videos than Galaxy S21 FE, because it has 128 GB more internal storage capacity.
The Xiaomi Mi Mix Fold 4 counts with just a bit better battery lifetime than Samsung Galaxy S21 FE, because it has 5100mAh of battery capacity instead of 4500mAh.
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