Compare phones
| Global Score | |
| 83.8 | 76.7 |
| Basic Information | |
| Xiaomi | Xiaomi |
| -- | Android 11 |
| 2018-11-01 | 2021-05-27 |
| 6.22 x 2.94 x 0.33 inches | 6.23 x 2.96 x 0.33 inches |
| 7.69 ounces | 6.70 ounces |
| Black, Blue and Green | Moonlight White, Neptune Blue and Space Black, |
| Aluminum and Ceramic | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 409 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | MediaTek Helio G85 MT6769Z chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 630 GPU | Mali G52 MC2 GPU |
| 9.63 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 13.3 | 10.02 |
| Camera | |
| 12.20 MP + 24.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.34 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 6.6 |
| Battery Life | |
| 3200mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.2 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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 |
Comparison review
Xiaomi Mi Mix 3 has a score of 83.8, which is a little bit better than Xiaomi Redmi Note 8 2021's 76.7 score. Xiaomi Mi Mix 3 is a heavier phone than the Xiaomi Redmi Note 8 2021, but they have the same thickness. The Xiaomi Mi Mix 3 features a little better performance than Xiaomi Redmi Note 8 2021, and although they both have a Octa-Core processor, the Xiaomi Mi Mix 3 also has more RAM.
The Xiaomi Mi Mix 3 counts with a bit better looking screen than Xiaomi Redmi Note 8 2021, because although it has a bit worse pixels density, and they both have the same resolution of 1080 x 2340, the Xiaomi Mi Mix 3 also counts with a quite bigger screen. The Xiaomi Mi Mix 3 features a much greater storage to install applications and games than Xiaomi Redmi Note 8 2021, because although it has no slot for external memory cards, it also counts with 256 GB internal memory.
The Xiaomi Redmi Note 8 2021 has improved battery duration than Xiaomi Mi Mix 3, because it has a 25% more battery capacity. Xiaomi Redmi Note 8 2021 takes clearer photographs and videos than Xiaomi Mi Mix 3, because although it has worse video frame rates, and they both have the same camera aperture and the same 1920x1080 video quality, the Xiaomi Redmi Note 8 2021 also counts with a lot bigger back-facing camera sensor taking more light and vivid colors and a way better resolution camera in the back.
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