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