Compare phones
| Global Score | |
| 79.3 | 83.2 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11, 10 | -- |
| 2020-02-11 | 2019-03-06 |
| 6.51 x 3.02 x 0.35 inches | 6.20 x 2.94 x 0.30 inches |
| 7.34 ounces | 6.10 ounces |
| Atlantis blue, Matrix purple and Phoenix red | Black, Blue and Purple |
| Glass (Corning Gorilla Glass 5) and Plastic | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 393 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AB chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 7.7 | 10.1 |
| Camera | |
| 64.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") 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 |
| 12.1 | 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 | |
| 4500mAh Li - Polymer Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | 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 has an overall score of 83.2, which is just a bit better than Xiaomi Poco X2's 79.3 global score. Xiaomi Mi 9's design is thinner and somewhat lighter than Xiaomi Poco X2, despite of the fact that it was released just 11 months before. The Xiaomi Mi 9 counts with a slightly better looking screen than Xiaomi Poco X2, because although it has a bit worse resolution of 1080 x 2340px and a little bit smaller screen, it also counts with a bit more pixels per inch of display.
Xiaomi Mi 9 has a way bigger memory for apps and games than Xiaomi Poco X2, because it has 64 GB more internal storage capacity. Xiaomi Mi 9 features a bit superior CPU than Xiaomi Poco X2. Both have the same number of cores and a 6 GB RAM memory. The Xiaomi Poco X2 features greater battery life than Xiaomi Mi 9, because it has a 4500mAh battery size.
The Xiaomi Mi 9 and Xiaomi Poco X2 have very similar cameras, because although the Xiaomi Mi 9 has a way worse resolution camera in the back, a worse video resolution and a smaller sensor which gives a lower image and video quality, it also counts with a bigger diafragm aperture.
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