Compare phones
| Global Score | |
| 83.2 | 76.7 |
| Basic Information | |
| Asus | Xiaomi |
| Android 12 | Android 11 |
| 2022-09-19 | 2021-05-27 |
| 6.81 x 3.03 x 0.41 inches | 6.23 x 2.96 x 0.33 inches |
| 8.43 ounces | 6.70 ounces |
| Space Gray | Moonlight White, Neptune Blue and Space Black, |
| -- | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.3 inches |
| 2448 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | IPS LCD |
| 393 pixels per inch | 409 pixels per inch |
| 1200 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 8.1 |
| Performance | |
| MediaTek Dimensity 9000+ (4 nm) chipset | MediaTek Helio G85 MT6769Z chipset |
| processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 16 GB RAM | 4 GB RAM |
| Mali-G710 MC10 GPU | Mali G52 MC2 GPU |
| 6.3 | 9.09 |
| Storage | |
| 512 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 17.6 | 10.02 |
| Camera | |
| 50.00 MP + 12.00 MP | 48.00 MP + 13.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.43 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 10.6 | 6.6 |
| Battery Life | |
| 6000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 5.2 |
| GPS | GPS |
| 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
The Asus ROG Phone 6D Ultimate is slightly better than Xiaomi Redmi Note 8 2021, with a score of 83.2 against 76.7. Both of these devices have Android operating system, but the Asus ROG Phone 6D Ultimate has the newer 12 version and Xiaomi Redmi Note 8 2021 has Android 11 version. Although Asus ROG Phone 6D Ultimate is newer than the Xiaomi Redmi Note 8 2021, it is a lot heavier and thicker.
The Asus ROG Phone 6D Ultimate counts with a bit better looking screen than Xiaomi Redmi Note 8 2021, because although it has a just a bit lower pixel density, it also counts with a little bit larger screen and a bit higher resolution of 1080 x 2448px. The Xiaomi Redmi Note 8 2021 counts with a very superior hardware performance than Asus ROG Phone 6D Ultimate, although it has less RAM memory, they both have the same number of cores.
Asus ROG Phone 6D Ultimate shoots better photos and videos than Xiaomi Redmi Note 8 2021, because although it has a smaller diafragm aperture which is worse for low light captures and video, it also counts with a way better 7680x4320 video quality, a way larger sensor shooting lot better quality videos and pictures and a higher resolution camera.
Asus ROG Phone 6D Ultimate has a much better memory to install applications and games than Xiaomi Redmi Note 8 2021, because although it has no SD memory card expansion slot, it also counts with 448 GB more internal storage capacity. The Asus ROG Phone 6D Ultimate has a way better battery life than Xiaomi Redmi Note 8 2021, because it has a 50 percent greater battery capacity.
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