Compare phones
| Global Score | |
| 81 | 76.6 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 12 | Android 10 |
| -- | 2020-05-20 |
| -- | 6.39 x 3.04 x 0.35 inches |
| -- | 7.02 ounces |
| Black and White | Forest green, Midnight gray and Polar white |
| Aluminum and Ceramic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 283.00 |
| 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 | MediaTek Helio G85 chipset |
| processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 730 GPU | Mali G52 MC2 GPU |
| 6.21 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 13.3 | 10.02 |
| Camera | |
| 50.00 MP + 20.00 MP | 48.00 MP + 13.00 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 | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.32 | 11 |
| 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 | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | 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
The Xiaomi 12S Ultra has a global score of 81, which is just a bit better than the Xiaomi Redmi Note 9's overall score of 76.6. Both of these phones have Android OS (Operating System), but the Xiaomi 12S Ultra has the newer 12 version while Xiaomi Redmi Note 9 has Android 10 version, so it offers a couple additional features. Xiaomi 12S Ultra is a lighter and notably thinner phone than the Xiaomi Redmi Note 9.
The Xiaomi 12S Ultra has a much more vibrant screen than Xiaomi Redmi Note 9, because it has a little larger display, a better 1440 x 3200 resolution and a higher pixel count in each screen inch. Xiaomi Redmi Note 9 has a much greater processing power than Xiaomi 12S Ultra, although it has a lower amount of RAM, they both have 8 processing cores.
The Xiaomi 12S Ultra counts with a much better memory for applications and games than Xiaomi Redmi Note 9, because although it has no slot for SD memory cards, it also counts with 192 GB more internal memory capacity. Xiaomi 12S Ultra features a much better camera than Xiaomi Redmi Note 9, because although it has a tinier diafragm aperture which is not favorable for shooting photographs or videos in poorly lited environments, and they both have a 0.5 inches back camera sensor, the Xiaomi 12S Ultra also counts with a lot higher 7680x4320 video definition and a back camera with more MP.
The Xiaomi Redmi Note 9 has a bit superior battery life than Xiaomi 12S Ultra, because it has a 5020mAh battery capacity instead of 4800mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.