Compare phones
| Global Score | |
| 83.2 | 84.3 |
| Basic Information | |
| Xiaomi | Xiaomi |
| -- | Android 14 |
| 2019-03-06 | 2024-07-19 |
| 6.20 x 2.94 x 0.30 inches | 6.28 x 5.64 x 0.18 inches |
| 6.10 ounces | 7.97 ounces |
| Black, Blue and Purple | Black, Blue and White |
| Glass (Corning Gorilla Glass 5) and Metal | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 8 inches |
| 2340 x 1080 pixels | 2488 x 2224 pixels |
| AMOLED | AMOLED |
| 403 pixels per inch | 417 pixels per inch |
| 600 cd/m2 brightness | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 10 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 640 GPU | Adreno 750 GPU |
| 9.63 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 48.00 MP + 20.00 MP | 50.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 23.00mm focal length |
| 0.5 inches (1/2") sensor | 0.67 inches (1/1.49") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 12.1 | 12.54 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3300mAh Battery | 5100mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.28 | 6.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | 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
The Xiaomi Mi Mix Fold 4 is just a bit better than Xiaomi Mi 9, with an 84.3 score against 83.2. The Xiaomi Mi Mix Fold 4 design is a lot newer and notably thinner than Xiaomi Mi 9's, although it is extremely heavier. Xiaomi Mi 9 features a much faster processing unit than Xiaomi Mi Mix Fold 4, although it has 6 GB less RAM memory, they both have 8 cpu cores.
The Xiaomi Mi Mix Fold 4 has a better display than Xiaomi Mi 9, because it has a much brighter display, a little higher pixel density, a lot better resolution of 2224 x 2488px and a bigger screen. Xiaomi Mi Mix Fold 4 shoots just a bit better photographs and videos than Xiaomi Mi 9, because it has a more mega pixels back camera, a way larger sensor capturing much higher quality videos and photos, a bigger camera aperture and a lot better 7680x4320 video quality.
Xiaomi Mi Mix Fold 4 has a much better storage capacity for apps and games than Xiaomi Mi 9, because it has more internal memory capacity. Xiaomi Mi Mix Fold 4 features a much better battery performance than Xiaomi Mi 9, because it has a 5100mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.