Compare phones
| Global Score | |
| 91.8 | 77.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | -- |
| 2021-01-29 | 2016-05-17 |
| 5.97 x 2.80 x 0.31 inches | 6.81 x 3.48 x 0.30 inches |
| 6.03 ounces | 7.16 ounces |
| Gray, Phantom pink, Violet and White | 16 777 216 |
| Aluminum and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | -- |
| Display / Screen | |
| 6.2 inches | 6.4 inches |
| 2400 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Dynamic AMOLED | IPS LCD |
| 424 pixels per inch | 344 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 7.7 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 652 8956 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 510 GPU |
| 9.63 | 8.91 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 13.18 |
| Camera | |
| 12.00 MP + 10.00 MP | 16.00 MP + 5.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.78 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM | Micro SIM, Dual SIM |
| 10.7 | 6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4850mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| 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 |
| FM Radio | FM Radio |
Comparison review
The Galaxy S21 has an overall score of 91.8, which is much better than the Xiaomi Mi Max's global score of 77.5. Although the Galaxy S21 is a bit thicker than the Xiaomi Mi Max, it's lighter and also newer. Galaxy S21 has a bit superior CPU than Xiaomi Mi Max, and although they both have 8 processing cores, the Galaxy S21 also has more RAM memory.
Galaxy S21 features a better screen than Xiaomi Mi Max, because although it has a little bit smaller display, it also counts with a slightly better 1080 x 2400 pixels resolution and a little better pixel quantity per inch in the display. Galaxy S21 shoots better videos and photos than Xiaomi Mi Max, because although it has a camera in the back with way less mega-pixels, it also counts with a way better 7680x4320 video definition and a bigger diafragm aperture to take better low light captures.
The Xiaomi Mi Max counts with a much bigger memory for applications and games than Samsung Galaxy S21, and although they both have the same 128 GB internal storage, the Xiaomi Mi Max also has a SD card slot that holds up to 256 GB. Xiaomi Mi Max features better battery life than Samsung Galaxy S21, because it has a 4850mAh battery size instead of 4000mAh.
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