Compare phones
| Global Score | |
| 76.6 | 83.2 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 10 | -- |
| 2020-05-20 | 2019-03-06 |
| 6.39 x 3.04 x 0.35 inches | 6.20 x 2.94 x 0.30 inches |
| 7.02 ounces | 6.10 ounces |
| Forest green, Midnight gray and Polar white | Black, Blue and Purple |
| Plastic | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 283.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 396 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.6 |
| Performance | |
| MediaTek Helio G85 chipset | Qualcomm Snapdragon 855 chipset |
| Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali G52 MC2 GPU | Adreno 640 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi 9 has a score of 83.2, which is slightly better than the Xiaomi Redmi Note 9's global score of 76.6. Xiaomi Mi 9 is an older phone than the Xiaomi Redmi Note 9, but it is thinner and lighter anyway. Xiaomi Mi 9 has a little bit better screen than Xiaomi Redmi Note 9, because although it has a bit smaller screen, and they both have an equal resolution of 1080 x 2340, the Xiaomi Mi 9 also counts with a little more pixels per inch in the display.
The Xiaomi Mi 9 counts with a slightly bigger memory for apps and games than Xiaomi Redmi Note 9, because although it has no slot for an external memory card, it also counts with more internal storage capacity. Xiaomi Mi 9 has a bit faster processing unit than Xiaomi Redmi Note 9, and although they both have 8 cpu cores, the Xiaomi Mi 9 also has 3 GB more RAM memory.
Xiaomi Mi 9 has a much better camera than Xiaomi Redmi Note 9, and although they both have the same resolution back camera, a F1.8 camera aperture and a same size sensor, the Xiaomi Mi 9 also has a lot better 3840x2160 (4K) video definition. The Xiaomi Redmi Note 9 has a much longer battery performance than Xiaomi Mi 9, because it has 5020mAh of battery capacity instead of 3300mAh.
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