Compare phones
| Global Score | |
| 73.9 | 81.4 |
| Basic Information | |
| Oppo | Xiaomi |
| Android 10, 9.0 Pie | Android 9.0 Pie |
| 2019-10-18 | 2019-04-15 |
| 6.30 x 2.93 x 0.37 inches | 5.81 x 2.78 x 0.29 inches |
| 6.67 ounces | 5.47 ounces |
| Luminous black, Ocean blue and Sunset pink | 16 777 216 |
| Aluminum and Glass (Corning Gorilla Glass 5) | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 405 pixels per inch | 430 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AB chipset | Qualcomm Snapdragon 712 SDM712 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 360, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Adreno 616 GPU |
| 9.27 | 9.36 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 17.34 | 10.1 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") 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 (960 fps) (HD) slow motion video |
| 11.55 | 11.66 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 4000mAh Battery | 3070mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.04 |
| Other Features | |
| Bluetooth 5.0 | 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 |
Comparison review
Xiaomi Mi 9 SE has a score of 81.4, which is much better than OPPO Reno2's global score of 73.9. The Xiaomi Mi 9 SE body is lighter and a lot thinner than OPPO Reno2, even when both of them were released only 6 months apart. Both phones we compare here have Android OS (operating system), but the Xiaomi Mi 9 SE has a more recent 9.0 Pie version while OPPO Reno2 has Android 10, so it gives some additional features.
The Xiaomi Mi 9 SE counts with a little sharper screen than OPPO Reno2, because although it has a little bit worse resolution of 1080 x 2340 and a bit smaller screen, it also counts with a just a bit more pixels per inch of display. Xiaomi Mi 9 SE features just a bit better processing power than OPPO Reno2, although it has a smaller amount of RAM memory, they both have 8 cores.
The OPPO Reno2 features much more storage for applications, games, photos and videos than Xiaomi Mi 9 SE, because it has a slot for external memory cards that supports a maximum of 512 GB and more internal storage capacity. Xiaomi Mi 9 SE features just a bit better camera than OPPO Reno2, although it has a smaller aperture which is not nice for low-light images and videos, they both have the same resolution camera in the back, the same 30 fps video frame rate, a 0.5 inches camera sensor and the same video definition.
OPPO Reno2 has superior battery life than Xiaomi Mi 9 SE, because it has a 30 percent more battery size.
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