| Global Score | |
| 71.6 | 78 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 4.4.2, 4.2.1 | -- |
| 0000-00-00 | 2018-07-27 |
| 5.67 x 2.90 x 0.32 inches | 6.25 x 2.97 x 0.29 inches |
| 5.11 ounces | 5.93 ounces |
| Black | Black, Blue, Gold, Pink and Red |
| -- | Aluminum |
| -- | Scratch-Resistant Glass |
| $ 300.00 | -- |
| Display / Screen | |
| 5 inches | 6 inches |
| 1080 x 1920 pixels (Full HD) | 2160 x 1080 pixels |
| IPS LCD | IPS LCD |
| 441 pixels per inch | 402 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 800 8974-AB chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Krait 400 (Quad-Core 2360 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 2 GB (933 MHz) RAM | 6 GB RAM |
| Adreno 330 (450 MHz) GPU | Adreno 512 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 7.7 | 10.1 |
| Camera | |
| 13.00 MP + 2.00 MP | 12.00 MP + 20.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 0.34 inches (1/2.9") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 8.91 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 4.6 | 6.3 |
| Battery Life | |
| 3050mAh Li-Ion Battery | 3010mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 4.96 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Xiaomi Mi A2 is slightly better than Xiaomi Mi-3, having a overall score of 78 against 71.6. The Xiaomi Mi A2 is a heavier but just a bit thinner device than the Xiaomi Mi-3. The Xiaomi Mi A2's processor is just as good as the Xiaomi Mi-3 one, because although the Xiaomi Mi A2 has doesn't have an additional graphics processor, it also counts with 4 GB more RAM memory and 4 more processing cores (but slower).
Xiaomi Mi-3 has a better looking display than Xiaomi Mi A2, because although it has a little bit smaller display and a little worse 1920 x 1080 resolution, it also counts with a quite greater pixel amount in each inch in the display. Xiaomi Mi A2 has a way bigger storage capacity for applications, games, photos and videos than Xiaomi Mi-3, because it has 128 GB internal memory.
The Xiaomi Mi-3 has a little longer battery lifetime than Xiaomi Mi A2, because it has 3050mAh of battery capacity. The Xiaomi Mi A2 has a slightly better camera than Xiaomi Mi-3, because although it has a back camera with lesser megapixels, it also counts with a larger diafragm aperture and a much higher video resolution.
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