Compare phones
| Global Score | |
| 73.4 | 83.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 12 | -- |
| -- | 2019-03-06 |
| -- | 6.20 x 2.94 x 0.30 inches |
| -- | 6.10 ounces |
| -- | Black, Blue and Purple |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) and Metal |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| -- | 6.4 inches |
| -- | 2340 x 1080 pixels |
| -- | AMOLED |
| 431 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 1 Plus (4 nm) chipset | Qualcomm Snapdragon 855 chipset |
| processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Yes GPU | Adreno 640 GPU |
| 6.21 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 108.00 MP | 48.00 MP + 20.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| -- | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 8.69 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7 | 6.3 |
| Battery Life | |
| -- | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 1.36 | 5.28 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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
The Xiaomi Mi 9 is much better than the Galaxy Z Fold 4, getting a global score of 83.2 against 73.4. The Xiaomi Mi 9 features a lot better hardware performance than Galaxy Z Fold 4, although it has a lower amount of RAM, they both have a Octa-Core processor. Xiaomi Mi 9 features a sharper display than Galaxy Z Fold 4, although it has a bit less pixels per inch of display.
Xiaomi Mi 9 features a way better camera than Galaxy Z Fold 4, although it has a back-facing camera with lot less mega-pixels resolution. Samsung Galaxy Z Fold 4 features a much greater storage to store more apps and games than Xiaomi Mi 9, because it has 256 GB internal memory capacity. The Xiaomi Mi 9 counts with a much better battery life than Galaxy Z Fold 4.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.