Compare phones
| Global Score | |
| 83 | 83.2 |
| Basic Information | |
| Asus | Xiaomi |
| Android 11 | -- |
| 2021-05-13 | 2019-03-06 |
| 5.83 x 2.70 x 0.35 inches | 6.20 x 2.94 x 0.30 inches |
| 5.96 ounces | 6.10 ounces |
| Horizon Silver and Obsidian Black | Black, Blue and Purple |
| Aluminum and Glass (Corning Gorilla Glass 3) | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.9 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 446 pixels per inch | 403 pixels per inch |
| 1100 cd/m2 brightness | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.2 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 640 GPU |
| 9.63 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 64.00 MP + 12.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 12.65 | 12.1 |
| 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 and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.3 |
| Battery Life | |
| 4000mAh Nano SIM Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.28 |
| Other Features | |
| Bluetooth 5.2, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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 |
| FM Radio | -- |
Comparison review
The Xiaomi Mi 9 has a general score of 83.2, which is a little bit better than Asus ZenFone 8's general score of 83. The Xiaomi Mi 9 is a way older and just a little heavier phone than Asus ZenFone 8, but Xiaomi was able to make it somewhat thinner anyway. The Xiaomi Mi 9 counts with a processor that's just as good as the Asus ZenFone 8 one, both of them have 8 cores and 6 GB of RAM memory.
The Asus ZenFone 8 has a little bit better looking screen than Xiaomi Mi 9, because although it has a bit smaller display, it also counts with a just a bit higher pixels amount in each inch in the display, a quite better 1080 x 2400 resolution and a really brighter display. The Asus ZenFone 8 features a bit better camera than Xiaomi Mi 9, and although they both have a same size aperture, the Asus ZenFone 8 also has a bigger sensor, a much higher 7680x4320 video resolution and a much higher 64 mega-pixels resolution back-facing camera.
The Xiaomi Mi 9 and Asus ZenFone 8 count with quite similar memory capacity for applications, games, photos and videos, both of them have the same 128 GB internal storage capacity. Asus ZenFone 8 has superior battery life than Xiaomi Mi 9, because it has a 4000mAh battery size against 3300mAh.
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