Compare phones
| Global Score | |
| 89 | 79.2 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-08-10 | 2019-07-24 |
| 6.40 x 2.97 x 0.31 inches | 6.04 x 2.83 x 0.33 inches |
| 7.94 ounces | 6.13 ounces |
| Ceramic Black, Ceramic White and Shadow Gray | Blue, Gray and White |
| Aluminum and Ceramic | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.1 inches |
| 2400 x 1080 pixels | 1560 x 720 pixels |
| AMOLED | Super AMOLED |
| 393 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 888+ SM8350-AC chipset | Qualcomm Snapdragon 665 chipset |
| Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 610 GPU |
| 9.72 | 9.09 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 13.18 |
| Camera | |
| 108.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | 0.43 inches (1/2.3") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (480 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 13.75 | 11.44 |
| 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+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Li - Ion Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| 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 |
| -- | FM Radio |
Comparison review
The Xiaomi Mi Mix 4 is better than the Xiaomi Mi A3, getting an 89 score against 79.2. These phones use the same Android 11 OS (Operating System), so they should offer the same OS features. Xiaomi Mi Mix 4's body is notably newer and just a bit thinner, but also heavier than Xiaomi Mi A3. Xiaomi Mi Mix 4 features a bit better processing unit than Xiaomi Mi A3, and although they both have a Octa-Core CPU, the Xiaomi Mi Mix 4 also has a higher amount of RAM.
Xiaomi Mi Mix 4 features a more vivid display than Xiaomi Mi A3, because it has a lot higher 1080 x 2400 resolution, a greater pixels number in each inch of screen and a quite larger display. Xiaomi Mi A3 has a much greater storage for apps and games than Xiaomi Mi Mix 4, and although they both have exactly the same internal storage capacity, the Xiaomi Mi A3 also has a slot for SD memory cards that allows a maximum of 256 GB.
The Xiaomi Mi Mix 4 captures a lot better photos and videos than Xiaomi Mi A3, because although it has a tinier aperture which is not recommended for taking images or videos in poorly lited situations, it also counts with a way better 7680x4320 video quality, a much more megapixels back camera and a way larger sensor shooting way better quality photos and videos.
The Xiaomi Mi Mix 4 has just a bit longer battery performance than Xiaomi Mi A3, because it has a 4500mAh battery capacity against 4030mAh.
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