Compare phones
| Global Score | |
| 81 | 83 |
| Basic Information | |
| Xiaomi | Asus |
| Android 12 | Android 11 |
| -- | 2021-05-13 |
| -- | 5.83 x 2.70 x 0.35 inches |
| -- | 5.96 ounces |
| Black and White | Horizon Silver and Obsidian Black |
| Aluminum and Ceramic | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 5.9 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| AMOLED | AMOLED |
| 524 pixels per inch | 446 pixels per inch |
| 1500 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.7 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 730 GPU | Adreno 660 GPU |
| 6.21 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 50.00 MP + 20.00 MP | 64.00 MP + 12.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 24.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.32 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 10.6 |
| Battery Life | |
| 4800mAh Battery | 4000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.2, EDR |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Asus ZenFone 8 is just a bit better than Xiaomi 12S Ultra, with a general score of 83 against 81. These phones work with Android operating system, but the Asus ZenFone 8 has the previous 11 version and Xiaomi 12S Ultra has Android 12. The Asus ZenFone 8 has a much faster processing unit than Xiaomi 12S Ultra, although it has 2 GB lesser RAM, they both have the same number of cores.
Xiaomi 12S Ultra has just a bit better looking screen than Asus ZenFone 8, because it has a little bigger display, a better 1440 x 3200 resolution, a little bit higher pixel density and more display brightness. The Asus ZenFone 8 shoots a bit better videos and photos than Xiaomi 12S Ultra, and although they both have the same 24 fps video frame rates and the same 7680x4320 video quality, the Asus ZenFone 8 also has a larger sensor taking more light and vivid colors, a larger diafragm aperture to take better images in low light environments and a back camera with a way higher 64 megapixels resolution.
Xiaomi 12S Ultra counts with much more storage capacity to install games and applications than Asus ZenFone 8, because it has 128 GB more internal memory. The Xiaomi 12S Ultra counts with better battery life than Asus ZenFone 8, because it has a 20% greater battery capacity.
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