Compare phones
| Global Score | |
| 83.2 | 79.3 |
| Basic Information | |
| Xiaomi | Xiaomi |
| -- | Android 11, 10 |
| 2019-03-06 | 2020-02-11 |
| 6.20 x 2.94 x 0.30 inches | 6.51 x 3.02 x 0.35 inches |
| 6.10 ounces | 7.34 ounces |
| Black, Blue and Purple | Atlantis blue, Matrix purple and Phoenix red |
| Glass (Corning Gorilla Glass 5) and Metal | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 403 pixels per inch | 393 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Adreno 618 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 7.7 |
| Camera | |
| 48.00 MP + 20.00 MP | 64.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.1 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.28 | 6.32 |
| 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 is slightly better than Xiaomi Poco X2, getting a general score of 83.2 against 79.3. The Xiaomi Mi 9 is an older phone than Xiaomi Poco X2, but it is thinner and lighter anyway. Xiaomi Mi 9 counts with a bit superior CPU than Xiaomi Poco X2. Both of them have a Octa-Core processing unit and 6 GB of RAM.
Xiaomi Mi 9 has a slightly better display than Xiaomi Poco X2, because although it has a bit lower 1080 x 2340 resolution and a little smaller display, it also counts with a little better pixels density. Xiaomi Mi 9 features a much greater storage for games and applications than Xiaomi Poco X2, because it has 128 GB internal storage capacity.
Xiaomi Poco X2 counts with superior battery lifetime than Xiaomi Mi 9, because it has a 36 percent larger battery capacity. Xiaomi Poco X2's camera is just as good as the camera in Xiaomi Mi 9, because although the Xiaomi Poco X2 has worse 30 frames per second video frame rate and a smaller aperture which is worse for capturing photographs in poorly lited environments, and they both have the same (4K) video resolution, it also counts with a way more MP camera in the back and a larger back-facing camera sensor providing a better image quality.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.