Compare phones
| Global Score | |
| 11.67 | 9.24 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | -- |
| 2021-01-29 | 2016-05-17 |
| 6.50 x 2.98 x 0.35 inches | 6.81 x 3.48 x 0.30 inches |
| 8.04 ounces | 7.16 ounces |
| Phantom black and Silver | 16 777 216 |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 3200 x 1440 pixels | 1920 x 1080 pixels (Full HD) |
| Dynamic AMOLED | IPS LCD |
| 516 pixels per inch | 344 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 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 |
| 12 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 510 GPU |
| 9.72 | 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 | |
| 108.00 MP + 40.00 MP | 16.00 MP + 5.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") 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 |
| 13.75 | 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 | |
| 5000mAh Li - Polymer Battery | 4850mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 5.6 |
| Other Features | |
| Bluetooth 5.1 | 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
Galaxy S21 Ultra has a general score of 11.67, which is way better than the Xiaomi Mi Max's general score of 9.24. The Galaxy S21 Ultra design is noticeably newer, but thicker and somewhat heavier than the Xiaomi Mi Max. The Galaxy S21 Ultra has an incredibly better looking display than Xiaomi Mi Max, because it has a lot better resolution of 1440 x 3200px, a little bit larger screen and a greater display pixels density.
The Xiaomi Mi Max counts with a superior storage capacity to install games and applications than Galaxy S21 Ultra, and although they both have exactly the same internal storage, the Xiaomi Mi Max also has a slot for external memory cards that admits a maximum of 256 GB. The Galaxy S21 Ultra counts with a little faster processor than Xiaomi Mi Max, and although they both have 8 processing cores, the Galaxy S21 Ultra also has a higher amount of RAM.
The Xiaomi Mi Max has greater battery life than Galaxy S21 Ultra, although it has a 3% smaller battery size. The Galaxy S21 Ultra shoots way better photographs and videos than Xiaomi Mi Max, because it has a lot higher 7680x4320 video quality, a camera with a much better resolution and a larger aperture.