Compare phones
| Global Score | |
| 84.3 | 76.6 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 14 | Android 10 |
| 2024-07-19 | 2020-05-20 |
| 6.28 x 5.64 x 0.18 inches | 6.39 x 3.04 x 0.35 inches |
| 7.97 ounces | 7.02 ounces |
| Black, Blue and White | Forest green, Midnight gray and Polar white |
| Aluminum and Glass | Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 283.00 |
| Display / Screen | |
| 8 inches | 6.5 inches |
| 2488 x 2224 pixels | 2340 x 1080 pixels |
| AMOLED | IPS LCD |
| 417 pixels per inch | 396 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 | MediaTek Helio G85 chipset |
| processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 750 GPU | Mali G52 MC2 GPU |
| 6.21 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 13.3 | 10.02 |
| Camera | |
| 50.00 MP + 16.00 MP | 48.00 MP + 13.00 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 | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.54 | 11 |
| 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 | 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
The Xiaomi Mi Mix Fold 4 has a score of 84.3, which is much better than Xiaomi Redmi Note 9's overall score of 76.6. These phones work with Android OS, but Xiaomi Mi Mix Fold 4 has the newer 14 version and Xiaomi Redmi Note 9 has Android 10 version, so it offers some extra features and performance optimizations. The Xiaomi Mi Mix Fold 4 body is extremely newer and incredibly thinner, but heavier than Xiaomi Redmi Note 9.
The Xiaomi Mi Mix Fold 4 has a much better screen than Xiaomi Redmi Note 9, because it has a quite greater pixel count in each inch in the screen, a much higher resolution of 2224 x 2488 pixels and a bigger screen. The Xiaomi Mi Mix Fold 4 has a way bigger storage capacity to install games and applications than Xiaomi Redmi Note 9, because although it has no slot for SD memory cards, it also counts with more internal storage capacity.
Xiaomi Redmi Note 9 counts with a very superior CPU than Xiaomi Mi Mix Fold 4, although it has a smaller amount of RAM, they both have the same number of cores. The Xiaomi Mi Mix Fold 4 has just a little better battery performance than Xiaomi Redmi Note 9, because it has 5100mAh of battery capacity instead of 5020mAh.
The Xiaomi Mi Mix Fold 4 takes much clearer videos and photos than Xiaomi Redmi Note 9, because it has a higher resolution back-facing camera, a larger aperture to capture better low-light images and videos, a way higher video resolution and a way larger sensor taking more light and vivid colors.
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