Compare phones
| Global Score | |
| 79.5 | 81 |
| Basic Information | |
| Asus | Xiaomi |
| Android 14 | Android 12 |
| 2024-01-08 | -- |
| 6.45 x 3.02 x 0.35 inches | -- |
| 7.94 ounces | -- |
| Phantom Black and Rebel Grey | Black and White |
| Aluminum and Glass (Corning Gorilla Glass) | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.7 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| OLED | AMOLED |
| 387 pixels per inch | 524 pixels per inch |
| 2500 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.5 | 9.7 |
| Performance | |
| QualcommSnapdragon 8 Gen 3 SM8650-AB (3 nm) chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| processor | processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 750 GPU | Adreno 730 GPU |
| 6.21 | 6.21 |
| Storage | |
| 256 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 13.3 |
| Camera | |
| 50.00 MP + 32.00 MP | 50.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 24.00mm focal length | 24.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 12.54 | 12.32 |
| 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 |
| 10.6 | 10.6 |
| Battery Life | |
| 5500mAh Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 7.2 | 6.64 |
| Other Features | |
| Bluetooth 5.3 | 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
Xiaomi 12S Ultra is slightly better than Asus ROG Phone 8, with a overall score of 81 against 79.5. The Xiaomi 12S Ultra is a extremely thinner and extremely lighter device than the Asus ROG Phone 8. Both phones in this comparison review include Android OS, but Xiaomi 12S Ultra has the previous 12 version and Asus ROG Phone 8 has Android 14 version.
Asus ROG Phone 8 and Xiaomi 12S Ultra feature similar processing units, and although the Xiaomi 12S Ultra has lesser RAM, they both have the same number of cores. The Xiaomi 12S Ultra has a bit sharper screen than Asus ROG Phone 8, because although it has a bit smaller screen and much more opaque screen, it also counts with a better resolution of 1440 x 3200 and a higher display pixels density.
Asus ROG Phone 8 and Xiaomi 12S Ultra feature incredibly similar storage for games and applications, they have the same internal memory. The Asus ROG Phone 8 features a little bit better camera than Xiaomi 12S Ultra, and although they both have a back camera with a 50 megapixels, the same video frame rates and the same video quality, the Asus ROG Phone 8 also has a bigger diafragm aperture and a way larger back-facing camera sensor.
Asus ROG Phone 8 counts with just a bit longer battery performance than Xiaomi 12S Ultra, because it has 5500mAh of battery capacity instead of 4800mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.