Compare phones
| Global Score | |
| 78.2 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11 |
| 2021-01-18 | 2021-01-29 |
| 6.39 x 3.04 x 0.38 inches | 5.97 x 2.80 x 0.31 inches |
| 6.98 ounces | 6.03 ounces |
| Carbon gray, Ocean green, Sunrise orange and Twilight blue | Gray, Phantom pink, Violet and White |
| Plastic and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.5 inches | 6.2 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 396 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 662 SM6115 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 610 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 8.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.78 | 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 | |
| 6000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy S21 has a score of 91.8, which is better than the Xiaomi Redmi 9T's global score of 78.2. Both of these phones come with Android OS, but the Galaxy S21 has 11 version and Xiaomi Redmi 9T has Android 10. Galaxy S21's design is somewhat thinner and lighter than the Xiaomi Redmi 9T, although they were only released 0 months apart.
The Galaxy S21 features a much better display than Xiaomi Redmi 9T, because although it has a quite smaller display, it also counts with a bit higher 1080 x 2400 pixels resolution and a just a bit better amount of pixels per inch in the screen. The Galaxy S21 counts with a little bit better hardware performance than Xiaomi Redmi 9T, and although they both have a Octa-Core CPU, the Galaxy S21 also has more RAM memory.
Xiaomi Redmi 9T and Samsung Galaxy S21 both count with extremely similar cameras, because although the Samsung Galaxy S21 has a back camera with a way worse 12 megapixels resolution, and they both have a same size aperture, it also counts with a larger camera sensor providing a better image quality and a lot better 7680x4320 video definition.
Xiaomi Redmi 9T has a bigger memory for applications, games, photos and videos than Samsung Galaxy S21, because although it has 0 less internal storage, it also counts with a slot for SD memory cards that supports up to 512 GB. The Xiaomi Redmi 9T has a way better battery life than Samsung Galaxy S21, because it has a 6000mAh battery capacity instead of 4000mAh.
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