Compare phones
| Global Score | |
| 77.8 | 83.8 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11 | -- |
| 2022-03-15 | 2018-11-01 |
| 6.01 x 2.75 x 0.32 inches | 6.22 x 2.94 x 0.33 inches |
| 6.21 ounces | 7.69 ounces |
| Blue, Grey and Purple | Black, Blue and Green |
| Aluminum and Glass | Aluminum and Ceramic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.3 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 418 pixels per inch | 403 pixels per inch |
| 1100 cd/m2 brightness | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 8 GB RAM | 8 GB RAM |
| Adreno 650 GPU | Adreno 630 GPU |
| 6.21 | 9.63 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 50.00 MP + 32.00 MP | 12.20 MP + 24.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 50.00mm focal length | -- |
| -- | 0.39 inches (1/2.55") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.88 | 10.34 |
| 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 | 3200mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.2 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| 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 just a bit better than Xiaomi 12X, having an 83.8 score against 77.8. Even being the best phone in this comparison review, we must highlight that it's also a way older, a little bit thicker and somewhat heavier phone. The Xiaomi 12X has just a bit better screen than Xiaomi Mi Mix 3, because although it has a little bit smaller screen, it also counts with a bit higher 1080 x 2400 resolution, much more brightness and a bit greater pixel density.
The Xiaomi Mi Mix 3 features a much better memory capacity to install applications and games than Xiaomi 12X, because it has more internal storage capacity. Xiaomi Mi Mix 3 counts with an extremely better processing unit than Xiaomi 12X. They have 8 CPU cores and the same RAM memory amount. The Xiaomi 12X counts with a superior camera than Xiaomi Mi Mix 3, because although it has a tinier diafragm aperture which is not nice for low light images and video, it also counts with a back facing camera with a way better 50 mega pixels resolution and a lot better 7680x4320 video quality.
The Xiaomi 12X features a superior battery lifetime than Xiaomi Mi Mix 3, because it has a 4500mAh battery capacity.
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