Compare phones
| Global Score | |
| 77.8 | 81.4 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11 | Android 9.0 Pie |
| 2022-03-15 | 2019-04-15 |
| 6.01 x 2.75 x 0.32 inches | 5.81 x 2.78 x 0.29 inches |
| 6.21 ounces | 5.47 ounces |
| Blue, Grey and Purple | 16 777 216 |
| Aluminum and Glass | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 418 pixels per inch | 430 pixels per inch |
| 1100 cd/m2 brightness | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset | Qualcomm Snapdragon 712 SDM712 chipset |
| processor | Kryo 360, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 650 GPU | Adreno 616 GPU |
| 6.21 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 50.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 50.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) 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 |
| 11.88 | 11.66 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.3 |
| Battery Life | |
| 4500mAh Battery | 3070mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.04 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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 |
Comparison review
The Xiaomi Mi 9 SE has a global score of 81.4, which is a bit better than the Xiaomi 12X's 77.8 score. Both of these phones have Android operating system, but Xiaomi Mi 9 SE has the newer 9.0 Pie version and Xiaomi 12X has Android 11. Even though Xiaomi Mi 9 SE is way older than Xiaomi 12X, it's construction is just a bit thinner and lighter.
Xiaomi 12X counts with a bit more vivid display than Xiaomi Mi 9 SE, because although it has a little less pixels per inch of display, it also counts with a little higher resolution of 1080 x 2400 pixels, much more screen brightness and a bit bigger display. The Xiaomi Mi 9 SE counts with as much storage capacity for apps and games as the Xiaomi 12X one, both of them have the same internal storage.
Xiaomi Mi 9 SE counts with a much powerful CPU than Xiaomi 12X, although it has lesser RAM memory, they both have the same number of cores. The Xiaomi 12X features a superior battery duration than Xiaomi Mi 9 SE, because it has a 47 percent larger battery size. Xiaomi 12X counts with a bit better camera than Xiaomi Mi 9 SE, because although it has a smaller camera aperture which is not so good for shooting images and/or video in poorly lited situations, it also counts with a camera in the back with a higher 50 megapixels resolution and a much better video definition.
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