Compare phones
| Global Score | |
| 73.9 | 81 |
| Basic Information | |
| Oppo | Xiaomi |
| Android 11 | Android 12 |
| 2021-09-09 | -- |
| 6.17 x 2.84 x 0.30 inches | -- |
| 6.42 ounces | -- |
| Aurora and Stellar Black | Black and White |
| -- | Aluminum and Ceramic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | AMOLED |
| 411 pixels per inch | 524 pixels per inch |
| 750 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 9.7 |
| Performance | |
| MediaTek Dimesnity 900 MT6877 (6 nm) chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Cortex-A78, 64-bit (Octa-Core 2400 MHz) processor | processor |
| 8 GB RAM | 8 GB RAM |
| Mali-G68 MC4 GPU | Adreno 730 GPU |
| 9.45 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 64.00 MP + 32.00 MP | 50.00 MP + 20.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| -- | 24.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 11.44 | 12.32 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 10.6 |
| Battery Life | |
| 4300mAh Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.16 | 6.64 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.2 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi 12S Ultra has an overall score of 81, which is slightly better than the OPPO Reno6 5G's 73.9 score. The Xiaomi 12S Ultra body is way thinner and noticeably lighter than OPPO Reno6 5G. Both of these phones come with Android OS (Operating System), but Xiaomi 12S Ultra has a newer 12 version while OPPO Reno6 5G has Android 11 version.
The OPPO Reno6 5G features a way better hardware performance than Xiaomi 12S Ultra. Both of them have 8 CPU cores and the same RAM amount. The Xiaomi 12S Ultra counts with a much better looking display than OPPO Reno6 5G, because it has a better 1440 x 3200 resolution, a little larger display, much more brightness and a better pixel density.
The Xiaomi 12S Ultra counts with much more memory capacity to store more games and applications than OPPO Reno6 5G, because it has 256 GB internal memory. The Xiaomi 12S Ultra captures just a bit better photos and videos than OPPO Reno6 5G, because although it has a smaller aperture and a much lower 50 mega-pixels resolution back camera, it also counts with a way higher video definition.
Xiaomi 12S Ultra features just a bit better battery life than OPPO Reno6 5G, because it has a 12 percent more battery capacity.
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