Compare phones
| Global Score | |
| 83.3 | 77.8 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 10, 9.0 Pie, 8.0 Oreo | Android 11 |
| 2018-06-05 | 2022-03-15 |
| 6.10 x 2.94 x 0.30 inches | 6.01 x 2.75 x 0.32 inches |
| 6.17 ounces | 6.21 ounces |
| Black, Blue, Gold and White | Blue, Grey and Purple |
| Glass (Corning Gorilla Glass 5) | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.2 inches | 6.3 inches |
| 2248 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | AMOLED |
| 402 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 |
| 6 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 | |
| 12.00 MP + 20.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 56.00mm focal length | 50.00mm focal length |
| 0.39 inches (1/2.55") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.9 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 3400mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.36 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi 8 has a global score of 83.3, which is a bit better than the Xiaomi 12X's score of 77.8. Xiaomi Mi 8 is an much older cellphone than the Xiaomi 12X, but Xiaomi managed to build it a bit thinner and just a little bit lighter anyway. Both of these phones use Android OS (Operating System), but the Xiaomi Mi 8 has the previous 10 version and Xiaomi 12X has Android 11.
Xiaomi Mi 8 counts with a much better performing CPU than Xiaomi 12X, although it has a lower amount of RAM, they both have 8 CPU cores. Xiaomi 12X has just a bit better display than Xiaomi Mi 8, because it has a quite better 1080 x 2400 resolution, way more brightness, a little bit bigger display and a little bit better amount of pixels per inch of screen.
Xiaomi Mi 8 counts with a lot bigger memory for apps and games than Xiaomi 12X, because it has more internal memory capacity. The Xiaomi 12X features superior battery life than Xiaomi Mi 8, because it has 4500mAh of battery capacity instead of 3400mAh. The Xiaomi 12X has a much better camera than Xiaomi Mi 8, because although it has a smaller diafragm aperture which is not nice for taking photographs or videos in low-light environments, it also counts with a lot better 50 MP resolution back-facing camera and a way higher video definition.
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