Compare phones
| Global Score | |
| 94 | 83.2 |
| Basic Information | |
| Asus | Xiaomi |
| 2021-06-07 | 2019-03-06 |
| 6.80 x 3.04 x 0.41 inches | 6.20 x 2.94 x 0.30 inches |
| 8.40 ounces | 6.10 ounces |
| Matte White | Black, Blue and Purple |
| Aluminum and Glass (Corning Gorilla Glass 3) | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 2448 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 393 pixels per inch | 403 pixels per inch |
| 1200 cd/m2 brightness | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 9 | 8.6 |
| Performance | |
| Snapdragon 888 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 18 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 640 GPU |
| 9.81 | 9.63 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 17.6 | 10.1 |
| Camera | |
| 64.00 MP + 24.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 11.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 12.87 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.7 | 6.3 |
| Battery Life | |
| 6000mAh Nano SIM Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 5.28 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| 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 Xiaomi Mi 9, getting a general score of 94 against 83.2. Asus ROG Phone 5 Ultimate's design is incredibly newer, but incredibly heavier and incredibly thicker than Xiaomi Mi 9. Asus ROG Phone 5 Ultimate counts with a bit superior CPU than Xiaomi Mi 9, and although they both have a Octa-Core processing unit, the Asus ROG Phone 5 Ultimate also has more RAM.
Asus ROG Phone 5 Ultimate has a slightly better display than Xiaomi Mi 9, because although it has a little lower pixels density, it also counts with a bit higher 1080 x 2448 resolution, a little larger screen and a really brighter screen. Asus ROG Phone 5 Ultimate features a much greater storage for games and applications than Xiaomi Mi 9, because it has 512 GB internal storage capacity.
Asus ROG Phone 5 Ultimate counts with a much better battery lifetime than Xiaomi Mi 9, because it has an 82 percent larger battery capacity. The Asus ROG Phone 5 Ultimate counts with just a bit better camera than Xiaomi Mi 9, and although they both have a F1.8 diafragm aperture, the Asus ROG Phone 5 Ultimate also has a bigger sensor shooting better quality videos and pictures, a back camera with a lot higher 64 mega-pixels resolution and a lot better video quality.
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