Compare phones
| Global Score | |
| 83.2 | 83 |
| Basic Information | |
| Xiaomi | Asus |
| -- | Android 11 |
| 2019-03-06 | 2021-05-13 |
| 6.20 x 2.94 x 0.30 inches | 5.83 x 2.70 x 0.35 inches |
| 6.10 ounces | 5.96 ounces |
| Black, Blue and Purple | Horizon Silver and Obsidian Black |
| Glass (Corning Gorilla Glass 5) and Metal | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 5.9 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | AMOLED |
| 403 pixels per inch | 446 pixels per inch |
| 600 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Adreno 660 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 | |
| 48.00 MP + 20.00 MP | 64.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.1 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3300mAh Battery | 4000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2, EDR |
| 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
Xiaomi Mi 9 is a little bit better than the Asus ZenFone 8, getting a general score of 83.2 against 83. Xiaomi Mi 9's body is somewhat thinner than the Asus ZenFone 8, although it's just a bit heavier and was released 2 years before. Xiaomi Mi 9 and Asus ZenFone 8 count with quite similar processors, both of them have a 6 GB RAM memory and a Octa-Core processing unit.
Asus ZenFone 8 counts with a bit better looking display than Xiaomi Mi 9, because although it has a bit smaller screen, it also counts with a slightly higher 1080 x 2400 pixels resolution, a just a little greater display density and a way brighter display. Asus ZenFone 8 takes just a bit better photographs and videos than Xiaomi Mi 9, and although they both have a same size camera aperture, the Asus ZenFone 8 also has a much higher video quality, a bigger sensor and a way better resolution back-facing camera.
The Asus ZenFone 8 and Xiaomi Mi 9 count with similar memory for games and applications, both of them have exactly the same internal storage. Asus ZenFone 8 counts with greater battery performance than Xiaomi Mi 9, because it has a 21% bigger battery capacity.
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