Compare phones
| Global Score | |
| 81 | 78.2 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 12 | Android 10 |
| -- | 2021-01-18 |
| -- | 6.39 x 3.04 x 0.38 inches |
| -- | 6.98 ounces |
| Black and White | Carbon gray, Ocean green, Sunrise orange and Twilight blue |
| Aluminum and Ceramic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 3200 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | IPS LCD |
| 524 pixels per inch | 396 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.7 | 8 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset | Qualcomm Snapdragon 662 SM6115 chipset |
| processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 730 GPU | Adreno 610 GPU |
| 6.21 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 50.00 MP + 20.00 MP | 48.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | -- |
| 12.32 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4800mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Xiaomi 12S Ultra is a little bit better than Xiaomi Redmi 9T, with a global score of 81 against 78.2. Both phones we are comparing here use Android operating system, but Xiaomi 12S Ultra has the newer 12 version while Xiaomi Redmi 9T has Android 10, so it offers a couple additional features and some performance improvements. The Xiaomi 12S Ultra is a extremely lighter and extremely thinner device than the Xiaomi Redmi 9T.
The Xiaomi Redmi 9T has a very superior hardware performance than Xiaomi 12S Ultra, although it has 4 GB less RAM memory, they both have a Octa-Core processor. The Xiaomi 12S Ultra has a way better looking screen than Xiaomi Redmi 9T, because it has a better display density, a bit bigger screen and a better resolution of 1440 x 3200px.
The Xiaomi 12S Ultra shoots much better photographs and videos than Xiaomi Redmi 9T, because although it has a tinier camera aperture which is not so good for low-light images, and they both have a same size sensor, the Xiaomi 12S Ultra also counts with a higher 50 megapixels resolution back-facing camera and a lot better video resolution.
The Xiaomi 12S Ultra has a greater memory for apps and games than Xiaomi Redmi 9T, because although it has no slot for external memory cards, it also counts with 256 GB internal memory. The Xiaomi Redmi 9T has better battery life than Xiaomi 12S Ultra, because it has a 25% greater battery capacity.
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