Compare phones
| Global Score | |
| 79.2 | 76.6 |
| Basic Information | |
| Xiaomi | OnePlus |
| Android 11, 10, 9.0 Pie | Android 11 |
| 2019-07-24 | 2021-04-02 |
| 6.04 x 2.83 x 0.33 inches | 6.43 x 2.90 x 0.34 inches |
| 6.13 ounces | 6.95 ounces |
| Blue, Gray and White | Forest Green, Morning Mist and Stellar Black |
| Glass (Corning Gorilla Glass 5) and Plastic | Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 890.00 |
| Display / Screen | |
| 6.1 inches | 6.7 inches |
| 1560 x 720 pixels | 3216 x 1440 pixels |
| Super AMOLED | AMOLED |
| 282 pixels per inch | 526 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.8 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 610 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 13.18 | 10.1 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 23.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.44 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4030mAh Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| -- | 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 A3 has a general score of 79.2, which is a little bit better than OnePlus 9 Pro's score of 76.6. These devices come with the same Android 11 OS (Operating System), so you shouldn't perceive any difference in that aspect. The Xiaomi Mi A3 is an older phone than the OnePlus 9 Pro, but Xiaomi made it a little bit thinner and lighter anyway.
The OnePlus 9 Pro counts with a little better performance than Xiaomi Mi A3, and although they both have a Octa-Core processing unit, the OnePlus 9 Pro also has more RAM. The OnePlus 9 Pro counts with a much better screen than Xiaomi Mi A3, because it has a way better pixels density, a quite larger screen and a way higher resolution of 1440 x 3216.
The OnePlus 9 Pro counts with a better camera than Xiaomi Mi A3, and although they both have a F1.8 aperture and the same resolution camera in the back, the OnePlus 9 Pro also has a lot larger sensor providing a way better image quality and a much better 7680x4320 video definition. The Xiaomi Mi A3 features a very superior storage capacity for apps and games than OnePlus 9 Pro, and although they both have the same internal storage, the Xiaomi Mi A3 also has a slot for an external memory card that holds up to 256 GB.
OnePlus 9 Pro counts with a bit better battery life than Xiaomi Mi A3, because it has a 4500mAh battery size.
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