| Global Score | |
| 75.5 | 83.2 |
| Basic Information | |
| Nokia | Xiaomi |
| Android 12 | -- |
| 2022-08-24 | 2019-03-06 |
| 6.55 x 3.02 x 0.35 inches | 6.20 x 2.94 x 0.30 inches |
| 6.98 ounces | 6.10 ounces |
| Meteor Grey | Black, Blue and Purple |
| Aluminum | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.6 inches | 6.4 inches |
| 2408 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 400 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 480+ 5G SM4350-AC (8 nm) chipset | Qualcomm Snapdragon 855 chipset |
| Octa-Core 2200 MHz processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 619 GPU | Adreno 640 GPU |
| 9.18 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 7.7 | 10.1 |
| Camera | |
| 48.00 MP + 16.00 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 |
| 1920 x 1080 (60 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.56 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.4 | 6.3 |
| Battery Life | |
| 5000mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
The Xiaomi Mi 9 is better than Nokia G400, with an 83.2 score against 75.5. Although the Xiaomi Mi 9 is way older than the Nokia G400, it's body is somewhat lighter and thinner. Xiaomi Mi 9 features just a bit better display than Nokia G400, because although it has a little bit lower resolution of 1080 x 2340 pixels and a quite smaller display, it also counts with a bit higher quantity of pixels in each screen inch.
Xiaomi Mi 9 counts with a bit superior processor than Nokia G400, and although they both have a Octa-Core processing unit, the Xiaomi Mi 9 also has a larger amount of RAM memory. The Xiaomi Mi 9 takes better photos and videos than Nokia G400, and although they both have a same size diafragm aperture and a back-facing camera with a 48 MP, the Xiaomi Mi 9 also has a lot better 3840x2160 (4K) video quality.
The Xiaomi Mi 9 has a much better storage for applications and games than Nokia G400, because it has 128 GB internal memory capacity. Nokia G400 counts with a very superior battery performance than Xiaomi Mi 9, because it has a 52 percent more battery capacity.
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