Compare phones
| Global Score | |
| 80.6 | 83.2 |
| Basic Information | |
| Xiaomi | Asus |
| Android 14 | Android 12 |
| 2024-10-29 | 2022-09-19 |
| 6.00 x 2.80 x 0.32 inches | 6.81 x 3.03 x 0.41 inches |
| 6.67 ounces | 8.43 ounces |
| -- | Space Gray |
| Glass | -- |
| -- | 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 | 8.9 |
| Performance | |
| Snapdragon 8 Elite SM8750-AB (3 nm) chipset | MediaTek Dimensity 9000+ (4 nm) chipset |
| processor | processor |
| 12 GB RAM | 16 GB RAM |
| Adreno 830 GPU | Mali-G710 MC10 GPU |
| 6.21 | 6.3 |
| 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 | 50.00 MP + 12.00 MP |
| f/1.60 aperture | f/1.90 aperture |
| 23.00mm focal length | -- |
| -- | 0.64 inches (1/1.56") sensor |
| 7680 x 4320 (30 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.1 | 12.43 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 7 | 10.6 |
| Battery Life | |
| 5400mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 7.12 | 7.52 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.3 |
| 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 6D Ultimate is slightly better than the Xiaomi 15, having a overall score of 83.2 against 80.6. Despite being the best in our current comparison, we must highlight that it's also a notably older, noticeably thicker and a lot heavier device. Both of these phones include Android operating system, but Asus ROG Phone 6D Ultimate has older 12 version and Xiaomi 15 has Android 14 version.
Asus ROG Phone 6D Ultimate has a little bit better performance than Xiaomi 15, and although they both have 8 processing cores, the Asus ROG Phone 6D Ultimate also has a greater amount of RAM. The Xiaomi 15 has a much better looking screen than Asus ROG Phone 6D Ultimate, because although it has a bit smaller display, it also counts with much more brightness, a slightly higher resolution of 1200 x 2670 and a little bit greater pixel number in each inch in the screen.
The Asus ROG Phone 6D Ultimate features much more storage to store more apps and games than Xiaomi 15, because it has 512 GB internal memory capacity. The Asus ROG Phone 6D Ultimate takes slightly better pictures and videos than Xiaomi 15, although it has slower video frame rates and a tinier aperture, they both have the same 7680x4320 video definition and a 50 mega pixels resolution back-facing camera.
The Asus ROG Phone 6D Ultimate counts with a little longer battery duration than Xiaomi 15, because it has 6000mAh of battery capacity.
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