Compare phones
| Global Score | |
| 84.3 | 79 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 14 | Android 11, 10 |
| 2024-07-19 | 2020-04-07 |
| 6.28 x 5.64 x 0.18 inches | 6.53 x 3.02 x 0.35 inches |
| 7.97 ounces | 7.37 ounces |
| Black, Blue and White | Aurora blue, Glacier white and Interstellar grey |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 249.00 |
| Display / Screen | |
| 8 inches | 6.7 inches |
| 2488 x 2224 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 417 pixels per inch | 393 pixels per inch |
| 3000 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 10 | 8 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 750 GPU | Adreno 618 GPU |
| 6.21 | 9.27 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 50.00 MP + 16.00 MP | 48.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 23.00mm focal length | -- |
| 0.67 inches (1/1.49") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.54 | 11.55 |
| 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, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 5100mAh Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.88 | 6.8 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | 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 |
Comparison review
Xiaomi Mi Mix Fold 4 is a bit better than the Xiaomi Redmi Note 9S, having a general score of 84.3 against 79. Both phones in our current comparison use Android OS, but the Xiaomi Mi Mix Fold 4 has 14 version while Xiaomi Redmi Note 9S has Android 11 version. The Xiaomi Mi Mix Fold 4 construction is much newer and notably thinner than the Xiaomi Redmi Note 9S's, but it is just a little bit heavier.
The Xiaomi Mi Mix Fold 4 has a much more vibrant screen than Xiaomi Redmi Note 9S, because it has a just a bit higher pixels amount per inch of screen, a larger screen and a lot better 2224 x 2488 resolution. The Xiaomi Mi Mix Fold 4 features a quite bigger memory to store more apps and games than Xiaomi Redmi Note 9S, because although it has no slot for external memory cards, it also counts with more internal memory.
The Xiaomi Redmi Note 9S has an extremely better processor than Xiaomi Mi Mix Fold 4, although it has a lower amount of RAM memory, they both have 8 cpu cores. Xiaomi Mi Mix Fold 4 has a bit better camera than Xiaomi Redmi Note 9S, because it has a lot better 7680x4320 video resolution, a much larger back camera sensor taking way higher quality pictures, a bigger aperture for better low light photos and video and a more mega-pixels camera in the back.
The Xiaomi Mi Mix Fold 4 counts with just a bit better battery life than Xiaomi Redmi Note 9S, because it has 5100mAh of battery capacity instead of 5020mAh.
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