Compare phones
| Global Score | |
| 83 | 89 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 10 | Android 11 |
| 2021-01-18 | 2021-08-10 |
| 6.37 x 3.04 x 0.36 inches | 6.40 x 2.97 x 0.31 inches |
| 7.02 ounces | 7.94 ounces |
| Daybreak purple and Nightfall black | Ceramic Black, Ceramic White and Shadow Gray |
| Plastic | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 396 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| MediaTek Dimensity 800U chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| ARM Cortex-A76 and ARM Cortex-A55, 64-bit, 7 nm (Octa-Core 2400 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G57 MC3 GPU | Adreno 660 GPU |
| 9.36 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 108.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (120 fps) (Full HD) slow motion video | 1920 x 1080 (480 fps) (Full HD) slow motion video |
| 11.55 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 5000mAh Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi Mix 4 has a global score of 89, which is just a bit better than Xiaomi Redmi Note 9T's 83 score. Even though Xiaomi Mi Mix 4 and Xiaomi Redmi Note 9T were released with only 7 months difference, Xiaomi Mi Mix 4's construction is thinner but also heavier than Xiaomi Redmi Note 9T. Both of these phones come with Android OS, but the Xiaomi Mi Mix 4 has a newer 11 version while Xiaomi Redmi Note 9T has Android 10, giving you some nice extra features and improved performance.
Xiaomi Mi Mix 4 has a bit better processor than Xiaomi Redmi Note 9T, and although they both have 8 CPU cores, the Xiaomi Mi Mix 4 also has a greater amount of RAM. Xiaomi Mi Mix 4 features a screen that is very similar to the display in Xiaomi Redmi Note 9T, because although the Xiaomi Mi Mix 4 has a just a little worse display pixel density, it also counts with a little larger display and a quite better resolution of 1080 x 2400 pixels.
The Xiaomi Redmi Note 9T features a quite bigger storage capacity to store more games and applications than Xiaomi Mi Mix 4, because although it has 0 less internal storage capacity, it also counts with a slot for SD memory cards that admits up to 512 GB. Xiaomi Mi Mix 4 shoots much clearer pictures and videos than Xiaomi Redmi Note 9T, because although it has a tinier aperture which is not so good for shooting pictures in low-light environments, it also counts with a way better video definition, a way more mega-pixels camera and a much bigger sensor shooting much better quality videos and photographs.
Xiaomi Redmi Note 9T features a little better battery lifetime than Xiaomi Mi Mix 4, because it has 5000mAh of battery capacity.
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