Compare phones
| Global Score | |
| 79.8 | 83.2 |
| Basic Information | |
| Sony | Xiaomi |
| 2017-06-01 | 2019-03-06 |
| 6.14 x 3.03 x 0.31 inches | 6.20 x 2.94 x 0.30 inches |
| 6.74 ounces | 6.10 ounces |
| Black, Pink, Red and Silver | Black, Blue and Purple |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 3840 x 2160 pixels (4K) | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 801 pixels per inch | 403 pixels per inch |
| 700 cd/m2 brightness | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 10.3 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 540 GPU | Adreno 640 GPU |
| 9.36 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 19.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.34 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 3230mAh Li - Ion Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.2 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi 9 has an overall score of 83.2, which is a little bit better than Xperia XZ Premium's overall score of 79.8. The Xiaomi Mi 9 is a newer cellphone, and it is also just a little bit thinner and just a little bit lighter than the Xperia XZ Premium. The Xiaomi Mi 9 counts with a little bit better performance than Sony Xperia XZ Premium, and although they both have a Octa-Core processing unit, the Xiaomi Mi 9 also has 2 GB more RAM memory.
Sony Xperia XZ Premium features a more vivid display than Xiaomi Mi 9, because although it has a bit smaller screen, it also counts with a lot greater amount of pixels per inch in the display, a little bit brighter display and a much higher resolution of 2160 x 3840 pixels. Xiaomi Mi 9 captures much clearer pictures and videos than Sony Xperia XZ Premium, and although they both have the same (4K) video definition, the Xiaomi Mi 9 also has higher 60 frames per second video frame rate, a much more megapixels camera, a bigger aperture to take better low light captures and videos and a bigger sensor capturing higher quality pictures.
Sony Xperia XZ Premium has a bit bigger memory for apps and games than Xiaomi Mi 9, because although it has only 64 GB internal memory, it also counts with a slot for SD memory cards that allows up to 256 GB. Xiaomi Mi 9 has just a little better battery life than Xperia XZ Premium, because it has a 3300mAh battery capacity.
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