Compare phones
| Global Score | |
| 78.8 | 94 |
| Basic Information | |
| Xiaomi | Asus |
| Android 12 | -- |
| 2021-12-28 | 2021-06-07 |
| 6.01 x 2.75 x 0.32 inches | 6.80 x 3.04 x 0.41 inches |
| 6.31 ounces | 8.40 ounces |
| Black, Blue, Green and Pink | Matte White |
| Aluminum and Glass | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.8 inches |
| 2400 x 1080 pixels | 2448 x 1080 pixels |
| AMOLED | AMOLED |
| 418 pixels per inch | 393 pixels per inch |
| 1100 cd/m2 brightness | 1200 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 9 |
| Performance | |
| Qualcomm Snapdragon 8 Gen1 SM8450 (4 nm) chipset | Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 18 GB RAM |
| Adreno 730 GPU | Adreno 660 GPU |
| 6.21 | 9.81 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 17.6 |
| Camera | |
| 50.00 MP + 32.00 MP | 64.00 MP + 24.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 26.00mm focal length | 11.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.54 | 12.87 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 4500mAh Battery | 6000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | 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
Asus ROG Phone 5 Ultimate is better than the Xiaomi 12, having a 94 score against 78.8. Although it's the best in our current comparison, it must be noted that it's also much thicker and incredibly heavier. Asus ROG Phone 5 Ultimate counts with a little more vivid display than Xiaomi 12, because although it has a little less pixels per inch in the screen, it also counts with a little bit brighter screen, a little bit bigger screen and a little bit higher 1080 x 2448 resolution.
The Asus ROG Phone 5 Ultimate counts with a much better performing CPU than Xiaomi 12, and although they both have the same number of cores, the Asus ROG Phone 5 Ultimate also has a higher amount of RAM. The Asus ROG Phone 5 Ultimate has a much better storage for applications and games than Xiaomi 12, because it has 512 GB internal memory capacity.
The Asus ROG Phone 5 Ultimate features better battery lifetime than Xiaomi 12, because it has a 33% more battery size. The Asus ROG Phone 5 Ultimate features just a bit better camera than Xiaomi 12, because although it has a smaller back camera sensor taking lower quality videos and photos, and they both have the same 7680x4320 video resolution, the Asus ROG Phone 5 Ultimate also counts with a bigger diafragm aperture, a back-facing camera with way more megapixels and faster video frame rates.
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