Compare phones
| Global Score | |
| 72.9 | 83.2 |
| Basic Information | |
| Sony | Xiaomi |
| Android 4.4.4, 4.4.2 | -- |
| 2014-02-24 | 2019-03-06 |
| 5.78 x 2.89 x 0.32 inches | 6.20 x 2.94 x 0.30 inches |
| 5.75 ounces | 6.10 ounces |
| Black, Purple and White | Black, Blue and Purple |
| Glass | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 500.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.4 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 424 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 801 MSM8974-AB chipset | Qualcomm Snapdragon 855 chipset |
| Krait 400 (Quad-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 330 (450 MHz) GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 6.72 | 10.1 |
| Camera | |
| 20.70 MP + 2.20 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 8.8 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.3 |
| Battery Life | |
| 3200mAh Li-Ion Battery | 3300mAh Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 690 hours standby time 15 hours talk time | -- |
| 5.2 | 5.28 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi 9 has a global score of 83.2, which is better than Sony Xperia Z2's 72.9 global score. Xiaomi Mi 9 is a newer and just a little bit thinner cellphone than the Sony Xperia Z2, but it's a bit heavier. The Xiaomi Mi 9 has a bit faster processing unit than Xperia Z2, because although it has doesn't have an additional graphics processor, it also counts with a larger number of cores and a larger amount of RAM.
The Sony Xperia Z2 counts with a slightly better looking screen than Xiaomi Mi 9, because although it has a bit worse 1920 x 1080 resolution and a bit smaller screen, it also counts with a bit more pixels per screen inch. Xiaomi Mi 9 features a very superior memory to install applications and games than Sony Xperia Z2, because although it has no external SD slot, it also counts with 128 GB internal memory capacity.
The Xiaomi Mi 9 has a little longer battery lifetime than Sony Xperia Z2, because it has 3300mAh of battery capacity. The Xiaomi Mi 9 features a much better camera than Sony Xperia Z2, and although they both have the same (4K) video quality and the same video frame rates, the Xiaomi Mi 9 also has a larger back camera sensor providing a better image quality, a bigger aperture to take better captures in low light environments and a camera with much more mega pixels.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.