Compare phones
| Global Score | |
| 82.7 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10, 9.0 Pie | Android 11 |
| 2019-08-20 | 2021-01-29 |
| 6.17 x 2.93 x 0.35 inches | 5.97 x 2.80 x 0.31 inches |
| 6.74 ounces | 6.03 ounces |
| Carbon black, Glacier blue and Red flame | Gray, Phantom pink, Violet and White |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.4 inches | 6.2 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Dynamic AMOLED |
| 403 pixels per inch | 424 pixels per inch |
| 430 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.63 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") 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 | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.99 | 10.78 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| 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 | FM Radio |
Comparison review
The Samsung Galaxy S21 has a general score of 91.8, which is much better than the Xiaomi Mi 9T Pro's 82.7 score. These devices have Android OS (Operating System), but Samsung Galaxy S21 has a more recent 11 version while Xiaomi Mi 9T Pro has Android 10, offering a couple additional features. The Samsung Galaxy S21 design is newer, somewhat lighter and somewhat thinner than the Xiaomi Mi 9T Pro.
Galaxy S21 counts with just a bit better display than Xiaomi Mi 9T Pro, because although it has a quite smaller display, it also counts with a just a little better pixels number per inch of screen, a much brighter screen and a slightly higher resolution of 1080 x 2400. The Samsung Galaxy S21 has as much storage capacity to install games and applications as Xiaomi Mi 9T Pro, both have the same internal storage.
The Galaxy S21 and Xiaomi Mi 9T Pro have really similar CPUs, and although the Galaxy S21 has more RAM, they both have a Octa-Core processor. Xiaomi Mi 9T Pro captures better photos and videos than Galaxy S21, because although it has a smaller back camera sensor providing a worse image quality, and they both have the same aperture and the same 3840x2160 video resolution, the Xiaomi Mi 9T Pro also counts with a much better resolution back-facing camera and better video frame rates.
Galaxy S21's battery lifetime is just as good as the battery duration in Xiaomi Mi 9T Pro.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.