Compare phones
| Global Score | |
| 86.3 | 81 |
| Basic Information | |
| Asus | Xiaomi |
| -- | Android 12 |
| 2020-07-23 | -- |
| 6.73 x 3.07 x 0.39 inches | -- |
| 8.47 ounces | -- |
| Black glare | Black and White |
| Aluminum and Glass (Corning Gorilla Glass 3) | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.6 inches | 6.7 inches |
| 2340 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | AMOLED |
| 390 pixels per inch | 524 pixels per inch |
| 1000 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 9.7 |
| Performance | |
| Qualcomm Snapdragon 865+ SM8250 chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3090 MHz) processor | processor |
| 12 GB RAM | 8 GB RAM |
| Yes GPU | Adreno 730 GPU |
| 9.81 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 64.00 MP + 24.00 MP | 50.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 12.87 | 12.32 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 10.6 |
| Battery Life | |
| 6000mAh Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 6.64 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.2 |
| 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 |
Comparison review
Asus ROG Phone 3 is a bit better than Xiaomi 12S Ultra, with a global score of 86.3 against 81. The Asus ROG Phone 3 has a much better performance than Xiaomi 12S Ultra, and although they both have the same number of cores, the Asus ROG Phone 3 also has a larger amount of RAM memory. The Xiaomi 12S Ultra counts with a little more vivid display than Asus ROG Phone 3, because it has a greater pixel density, a higher 1440 x 3200 pixels resolution, more display brightness and a bit larger display.
Asus ROG Phone 3 counts with just a bit better camera than Xiaomi 12S Ultra, and although they both have the same 7680x4320 video quality, the Asus ROG Phone 3 also has a larger back camera sensor capturing more light and vivid colors, a larger camera aperture to capture better low light images, a way better 64 MP resolution camera in the back and faster 30 fps video frame rate.
The Xiaomi 12S Ultra counts with a very superior memory capacity to install applications and games than Asus ROG Phone 3, because it has 256 GB internal memory. The Asus ROG Phone 3 features better battery life than Xiaomi 12S Ultra, because it has a 6000mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.