Compare phones
| Global Score | |
| 79 | 81 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11, 10 | Android 12 |
| 2020-04-07 | -- |
| 6.53 x 3.02 x 0.35 inches | -- |
| 7.37 ounces | -- |
| Aurora blue, Glacier white and Interstellar grey | Black and White |
| Glass (Corning Gorilla Glass 5) | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 249.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| IPS LCD | AMOLED |
| 393 pixels per inch | 524 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.7 |
| Performance | |
| Qualcomm Snapdragon 720G SM7125 chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 618 GPU | Adreno 730 GPU |
| 9.27 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 48.00 MP + 16.00 MP | 50.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 11.55 | 12.32 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi 12S Ultra has a general score of 81, which is a little bit better than Xiaomi Redmi Note 9S's 79 general score. Both of these devices have Android OS, but Xiaomi 12S Ultra has a newer 12 version and Xiaomi Redmi Note 9S has Android 11, so it counts with a lot of extra features and better performance. Xiaomi 12S Ultra is a notably thinner and extremely lighter device than the Xiaomi Redmi Note 9S.
The Xiaomi Redmi Note 9S counts with a much more powerful CPU than Xiaomi 12S Ultra, although it has a smaller amount of RAM memory, they both have the same number of cores. The Xiaomi 12S Ultra counts with a lot better looking display than Xiaomi Redmi Note 9S, and although they both have a display of the same size, the Xiaomi 12S Ultra also has a higher 1440 x 3200 pixels resolution and a better quantity of pixels per inch of display.
The Xiaomi 12S Ultra has more memory for applications and games than Xiaomi Redmi Note 9S, because although it has no external memory card slot, it also counts with 192 GB more internal storage capacity. Xiaomi Redmi Note 9S counts with just a little better battery lifetime than Xiaomi 12S Ultra, because it has a 5020mAh battery capacity against 4800mAh.
Xiaomi 12S Ultra shoots slightly better photos and videos than Xiaomi Redmi Note 9S, because although it has a tinier camera aperture, and they both have a 0.5 inches back camera sensor, the Xiaomi 12S Ultra also counts with a lot higher video resolution and a higher resolution back-facing camera.
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