Compare phones
| Global Score | |
| 77 | 79.2 |
| Basic Information | |
| Motorola | Xiaomi |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-12-06 | 2019-07-24 |
| 6.37 x 2.91 x 0.34 inches | 6.04 x 2.83 x 0.33 inches |
| 6.38 ounces | 6.13 ounces |
| Baby Blue and Mineral Grey | Blue, Gray and White |
| -- | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.1 inches |
| 2400 x 1080 pixels | 1560 x 720 pixels |
| IPS LCD | Super AMOLED |
| 411 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.3 |
| Performance | |
| MediaTek Helio G85 MT6769Z (12 nm) chipset | Qualcomm Snapdragon 665 chipset |
| Cortex, 64-bit (Octa-Core 2000 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G52 MC2 GPU | Adreno 610 GPU |
| 9.09 | 9.09 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 13.02 | 13.18 |
| Camera | |
| 50.00 MP + 13.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.45 | 11.44 |
| 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 |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| 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 |
| FM Radio | FM Radio |
Comparison review
The Xiaomi Mi A3 has an overall score of 79.2, which is slightly better than Moto G31's 77 overall score. Both phones in this review come with the same Android 11 operating system, so you shouldn't perceive any difference regarding that. Xiaomi Mi A3 is an extremely older phone than Moto G31, but it is just a bit thinner and just a little lighter anyway.
Moto G31 has a better screen than Xiaomi Mi A3, because it has a much higher 1080 x 2400px resolution, a greater display pixel density and a quite bigger screen. Xiaomi Mi A3 counts with a slightly better memory for applications, games, photos and videos than Motorola Moto G31, because although it has a SD memory slot that allows 768 GB smaller, it also counts with 128 GB internal storage capacity.
Xiaomi Mi A3's processing unit is very similar to Motorola Moto G31's CPU, both have a Octa-Core CPU and 4 GB of RAM memory. Xiaomi Mi A3 counts with a little bit better camera than Motorola Moto G31, because although it has a lower 48 mega pixels resolution back facing camera, and they both have a same size aperture, the Xiaomi Mi A3 also counts with a way better 3840x2160 video definition.
The Moto G31 has greater battery performance than Xiaomi Mi A3, because it has a 24% larger battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.