Compare phones
| Global Score | |
| 89.1 | 81.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 14 |
| 2022-01-11 | 2024-10-29 |
| 6.13 x 2.93 x 0.31 inches | 6.35 x 2.96 x 0.33 inches |
| 6.00 ounces | 7.51 ounces |
| Metal and Plastic | Glass |
| Scratch-Resistant Glass | -- |
| $ 700.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2340 x 1080 pixels | 3200 x 1440 pixels |
| Dynamic AMOLED | AMOLED |
| 403 pixels per inch | 516 pixels per inch |
| -- | 3500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 10.6 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| Kryo 680 Prime, 64-bit (Octa-Core 2840 MHz) processor | processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 660 GPU | Adreno 830 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 + 32.00 MP |
| f/1.80 aperture | f/1.40 aperture |
| 26.00mm focal length | 23.00mm focal length |
| 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 | 11.99 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 7 |
| Battery Life | |
| 4500mAh Battery | 6100mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.32 | 7.6 |
| 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 and Gyroscope |
| FM Radio | -- |
Comparison review
Galaxy S21 FE is just a bit better than Xiaomi 15 Pro, getting a score of 89.1 against 81.3. These phones have Android operating system, but the Galaxy S21 FE has 11 version and Xiaomi 15 Pro has Android 14. The Galaxy S21 FE is an older phone than Xiaomi 15 Pro, but it's a little thinner and a lot lighter anyway.
The Samsung Galaxy S21 FE has a much faster CPU than Xiaomi 15 Pro, although it has less RAM memory, they both have the same number of cores. The Xiaomi 15 Pro counts with an incredibly better screen than Samsung Galaxy S21 FE, because it has a bit bigger display, more pixels per inch in the display and a better 1440 x 3200 pixels resolution.
Xiaomi 15 Pro features much more storage for games and applications than Samsung Galaxy S21 FE, because it has 256 GB internal storage capacity. Xiaomi 15 Pro features a very superior camera than Samsung Galaxy S21 FE, because it has a back camera with way more MP, a way bigger camera aperture to take better low-light captures and videos and a much better 7680x4320 video resolution.
Xiaomi 15 Pro has a much better battery lifetime than Galaxy S21 FE, because it has 6100mAh of battery capacity against 4500mAh.
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