Compare phones
| Global Score | |
| 83.8 | 77.8 |
| Basic Information | |
| Xiaomi | Xiaomi |
| -- | Android 11 |
| 2018-11-01 | 2022-03-15 |
| 6.22 x 2.94 x 0.33 inches | 6.01 x 2.75 x 0.32 inches |
| 7.69 ounces | 6.21 ounces |
| Black, Blue and Green | Blue, Grey and Purple |
| Aluminum and Ceramic | Aluminum and Glass |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 418 pixels per inch |
| 600 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | processor |
| 8 GB RAM | 8 GB RAM |
| Adreno 630 GPU | Adreno 650 GPU |
| 9.63 | 6.21 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 12.20 MP + 24.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 50.00mm focal length |
| 0.39 inches (1/2.55") sensor | -- |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.34 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3200mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.2 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| -- | 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
Xiaomi Mi Mix 3 is slightly better than the Xiaomi 12X, getting an 83.8 score against 77.8. Despite being the best in our current comparison, Xiaomi Mi Mix 3's construction is incredibly older, heavier and just a little bit thicker than Xiaomi 12X. Xiaomi 12X features a little bit better looking screen than Xiaomi Mi Mix 3, because although it has a quite smaller display, it also counts with a slightly better resolution of 1080 x 2400px, a bit better pixels amount in each inch in the display and much more brightness.
The Xiaomi Mi Mix 3 features a much better storage for applications and games than Xiaomi 12X, because it has more internal storage capacity. The Xiaomi Mi Mix 3 features a much faster processing unit than Xiaomi 12X. Both of them have a 8 GB RAM and the same number of cores. Xiaomi 12X counts with a superior camera than Xiaomi Mi Mix 3, because although it has a tinier aperture which is not so good for taking photographs in poorly lited environments, it also counts with a back camera with way more mega-pixels and a lot higher 7680x4320 video resolution.
Xiaomi 12X has a much longer battery lifetime than Xiaomi Mi Mix 3, because it has 4500mAh of battery capacity against 3200mAh.
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