Compare phones
| Global Score | |
| 91.8 | 78.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 10 |
| 2021-01-29 | 2021-01-18 |
| 5.97 x 2.80 x 0.31 inches | 6.39 x 3.04 x 0.38 inches |
| 6.03 ounces | 6.98 ounces |
| Gray, Phantom pink, Violet and White | Carbon gray, Ocean green, Sunrise orange and Twilight blue |
| Aluminum and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | -- |
| Display / Screen | |
| 6.2 inches | 6.5 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | IPS LCD |
| 424 pixels per inch | 396 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 662 SM6115 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 610 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 12.00 MP + 10.00 MP | 48.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 10.78 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy S21 has a general score of 91.8, which is better than Xiaomi Redmi 9T's 78.2 overall score. The Samsung Galaxy S21 body is somewhat lighter and somewhat thinner than Xiaomi Redmi 9T, even though both were released with only a couple months difference. Both devices in our current comparison work with Android OS (Operating System), but the Samsung Galaxy S21 has a newer 11 version while Xiaomi Redmi 9T has Android 10 version, giving lots of additional features.
The Galaxy S21 features a bit better hardware performance than Xiaomi Redmi 9T, and although they both have a Octa-Core processing unit, the Galaxy S21 also has a greater amount of RAM. The Samsung Galaxy S21 counts with a better looking display than Xiaomi Redmi 9T, because although it has a little smaller screen, it also counts with a quite better 1080 x 2400 resolution and a little better pixel density.
Xiaomi Redmi 9T and Galaxy S21 both feature extremely similar cameras, because although the Xiaomi Redmi 9T has a tinier sensor offering a worse image quality, and they both have the same camera aperture and the same 1920x1080 video definition, it also counts with a much more mega-pixels camera and higher 30 fps video frame rates.
The Xiaomi Redmi 9T has more memory capacity for applications, games, photos and videos than Samsung Galaxy S21, because although it has just 64 GB internal memory capacity, it also counts with an external memory card slot that admits up to 512 GB. The Xiaomi Redmi 9T counts with a superior battery duration than Samsung Galaxy S21, because it has 6000mAh of battery capacity.
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