Compare phones
| Global Score | |
| 77.8 | 83.2 |
| Basic Information | |
| Motorola | Xiaomi |
| Android 11 | -- |
| 2021-12-20 | 2019-03-06 |
| 6.71 x 3.01 x 0.36 inches | 6.20 x 2.94 x 0.30 inches |
| 7.34 ounces | 6.10 ounces |
| Aqua Blue, Bright Silver and Indigo Blue | Black, Blue and Purple |
| -- | Glass (Corning Gorilla Glass 5) and Metal |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 387 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 480 SM4350 (8 nm) chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 460, 64-bit (Octa-Core 2000 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 |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 50.00 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 |
| 1920 x 1080 (240 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.22 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 7 | 6.3 |
| Battery Life | |
| 5000mAh Nano SIM 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 | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Xiaomi Mi 9 is just a bit better than Moto G51 5G, getting an 83.2 score against 77.8. Xiaomi Mi 9's construction is thinner and somewhat lighter than the Moto G51 5G, even though it was released many years before. The Xiaomi Mi 9 has a bit more vivid screen than Moto G51 5G, because although it has a bit lower 1080 x 2340 resolution and a quite smaller screen, it also counts with a just a little better number of pixels in each inch in the display.
Xiaomi Mi 9 counts with a bit more powerful processor than Moto G51 5G, and although they both have 8 processing cores, the Xiaomi Mi 9 also has more RAM. The Moto G51 5G features a better storage to install games and applications than Xiaomi Mi 9, because although it has only 64 GB internal storage capacity, it also counts with an external memory slot that supports up to 512 GB.
The Moto G51 5G counts with a really longer battery lifetime than Xiaomi Mi 9, because it has a 5000mAh battery capacity against 3300mAh. Xiaomi Mi 9 shoots slightly better videos and photos than Motorola Moto G51 5G, because although it has a back facing camera with less megapixels, and they both have a F1.8 aperture, the Xiaomi Mi 9 also counts with a much higher video definition.
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