Compare phones
| Global Score | |
| 73.9 | 79.2 |
| Basic Information | |
| Oppo | Xiaomi |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-09-09 | 2019-07-24 |
| 6.17 x 2.84 x 0.30 inches | 6.04 x 2.83 x 0.33 inches |
| 6.42 ounces | 6.13 ounces |
| Aurora and Stellar Black | Blue, Gray and White |
| -- | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.1 inches |
| 2400 x 1080 pixels | 1560 x 720 pixels |
| AMOLED | Super AMOLED |
| 411 pixels per inch | 282 pixels per inch |
| 750 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.8 | 7.3 |
| Performance | |
| MediaTek Dimesnity 900 MT6877 (6 nm) chipset | Qualcomm Snapdragon 665 chipset |
| Cortex-A78, 64-bit (Octa-Core 2400 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Mali-G68 MC4 GPU | Adreno 610 GPU |
| 9.45 | 9.09 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 13.18 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.44 | 11.44 |
| 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 |
| 10.6 | 6.7 |
| Battery Life | |
| 4300mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.16 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | 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
Xiaomi Mi A3 is a bit better than the OPPO Reno6 5G, with a global score of 79.2 against 73.9. Both of these devices have the same Android 11 operating system. Although Xiaomi Mi A3 is a lot older and a little thicker than the OPPO Reno6 5G, it's design is still a little bit lighter. The OPPO Reno6 5G features a bit better performance than Xiaomi Mi A3, and although they both have the same number of cores, the OPPO Reno6 5G also has 4 GB more RAM memory.
The OPPO Reno6 5G has a much better display than Xiaomi Mi A3, because it has a little bit larger display, a greater pixels density and a way higher resolution of 1080 x 2400px. Xiaomi Mi A3 features much more memory capacity to store more apps and games than OPPO Reno6 5G, and although they both have the same 128 GB internal storage, the Xiaomi Mi A3 also has a SD memory slot that holds up to 256 GB.
OPPO Reno6 5G features just a bit longer battery life than Xiaomi Mi A3, because it has a 7 percent larger battery capacity. The Xiaomi Mi A3 has a camera that is just as good as OPPO Reno6 5G's camera, although the Xiaomi Mi A3 has a camera in the back with much less mega pixels, a worse 3840x2160 video quality and a smaller camera aperture which is not nice for low-light photography.
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