Compare phones
| Global Score | |
| 77 | 83.3 |
| Basic Information | |
| Motorola | Xiaomi |
| Android 11 | Android 10, 9.0 Pie, 8.0 Oreo |
| 2021-12-06 | 2018-06-05 |
| 6.37 x 2.91 x 0.34 inches | 6.10 x 2.94 x 0.30 inches |
| 6.38 ounces | 6.17 ounces |
| Baby Blue and Mineral Grey | Black, Blue, Gold and White |
| -- | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.2 inches |
| 2400 x 1080 pixels | 2248 x 1080 pixels |
| IPS LCD | AMOLED |
| 411 pixels per inch | 402 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.6 |
| Performance | |
| MediaTek Helio G85 MT6769Z (12 nm) chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Cortex, 64-bit (Octa-Core 2000 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G52 MC2 GPU | Adreno 630 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | No SD card slot |
| 13.02 | 13.3 |
| Camera | |
| 50.00 MP + 13.00 MP | 12.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 56.00mm focal length |
| -- | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.45 | 9.9 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 3400mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.36 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Xiaomi Mi 8 is a bit better than Moto G31, with an 83.3 score against 77. Xiaomi Mi 8's construction is thinner and a little bit lighter than the Moto G31, despite of the fact that it was released many years before. Both phones in this comparison review work with Android operating system, but Xiaomi Mi 8 has older 10 version and Moto G31 has Android 11 version.
The Xiaomi Mi 8 features a little bit better looking screen than Moto G31, although it has a little bit smaller display, a quite lower 1080 x 2248 resolution and a just a bit inferior pixel number per inch in the display. The Xiaomi Mi 8 counts with just a bit more memory to install applications and games or saving photos and videos than Motorola Moto G31, because although it has no SD card slot, it also counts with 256 GB internal storage.
The Xiaomi Mi 8 counts with a bit more powerful processor than Motorola Moto G31, and although they both have the same number of cores, the Xiaomi Mi 8 also has a higher amount of RAM memory. Moto G31 has a much better battery duration than Xiaomi Mi 8, because it has 5000mAh of battery capacity. The Moto G31 has a little bit better camera than Xiaomi Mi 8, and although they both have the same 1920x1080 video quality, a F1.8 aperture and the same 30 frames per second video frame rates, the Moto G31 also has a much better resolution back facing camera.
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