Compare phones
| Global Score | |
| 80.6 | 94 |
| Basic Information | |
| Xiaomi | Asus |
| Android 14 | -- |
| 2024-10-29 | 2021-06-07 |
| 6.00 x 2.80 x 0.32 inches | 6.80 x 3.04 x 0.41 inches |
| 6.67 ounces | 8.40 ounces |
| -- | Matte White |
| Glass | Aluminum and Glass (Corning Gorilla Glass 3) |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2670 x 1200 pixels | 2448 x 1080 pixels |
| OLED | AMOLED |
| 457 pixels per inch | 393 pixels per inch |
| 3200 cd/m2 brightness | 1200 cd/m2 brightness |
| No touch screen | No touch screen |
| 10.2 | 9 |
| Performance | |
| Snapdragon 8 Elite SM8750-AB (3 nm) chipset | Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 18 GB RAM |
| Adreno 830 GPU | Adreno 660 GPU |
| 6.21 | 9.81 |
| Storage | |
| 256 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 17.6 |
| Camera | |
| 50.00 MP + 32.00 MP | 64.00 MP + 24.00 MP |
| f/1.60 aperture | f/1.80 aperture |
| 23.00mm focal length | 11.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (30 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 |
| 12.1 | 12.87 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7 | 10.7 |
| Battery Life | |
| 5400mAh Battery | 6000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 7.12 | 7.52 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass and Gyroscope | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Asus ROG Phone 5 Ultimate has a global score of 94, which is much better than the Xiaomi 15's 80.6 overall score. Even being the best phone in our current comparison, Asus ROG Phone 5 Ultimate's construction is notably older, a lot thicker and heavier than the Xiaomi 15. The Asus ROG Phone 5 Ultimate counts with a really superior processing power than Xiaomi 15, and although they both have a Octa-Core processor, the Asus ROG Phone 5 Ultimate also has 6 GB more RAM memory.
The Xiaomi 15 has a more vivid display than Asus ROG Phone 5 Ultimate, because although it has a quite smaller screen, it also counts with much more screen brightness, a slightly better 1200 x 2670 resolution and a bit greater pixel amount in each screen inch. Asus ROG Phone 5 Ultimate counts with a way bigger memory capacity for apps and games than Xiaomi 15, because it has more internal storage capacity.
Asus ROG Phone 5 Ultimate takes clearer pictures and videos than Xiaomi 15, because although it has a tinier aperture, and they both have the same video frame rates and the same 7680x4320 video quality, the Asus ROG Phone 5 Ultimate also counts with a way higher 64 MP resolution camera. The Asus ROG Phone 5 Ultimate counts with a bit longer battery lifetime than Xiaomi 15, because it has a 6000mAh battery size.
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