Compare phones
| Global Score | |
| 75.9 | 80.1 |
| Basic Information | |
| OnePlus | Xiaomi |
| Android 10 | Android 15 |
| 2020-04-29 | -- |
| 6.31 x 2.87 x 0.31 inches | -- |
| 6.35 ounces | -- |
| Onyx black and Polar silver | -- |
| Aluminum and Glass (Corning Gorilla Glass 5) | -- |
| Scratch-Resistant Glass | -- |
| $ 800.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | -- |
| AMOLED | AMOLED |
| 405 pixels per inch | -- |
| 1100 cd/m2 brightness | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 9 | 5 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | processor |
| 8 GB RAM | 16 GB RAM |
| Kryo 585 GPU | Adreno 830 GPU |
| 9.63 | 6.3 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 17.6 |
| Camera | |
| 48.00 MP + 16.00 MP | 200.00 MP + 32.00 MP |
| f/1.80 aperture | -- |
| 25.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 11.88 | 12.87 |
| Networks | |
| Wi-Fi | -- |
| Mobile Hotspot | -- |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 10.7 | 7.6 |
| Battery Life | |
| 4300mAh Li - Polymer Battery | 6000mAh Si - Carbon Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.16 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi 15 Ultra (Rumored) has an overall score of 80.1, which is a little bit better than OnePlus 8 UW's global score of 75.9. The Xiaomi 15 Ultra (Rumored) is a noticeably thinner and way lighter phone than OnePlus 8 UW. Both phones we compare here include Android OS, but the Xiaomi 15 Ultra (Rumored) has a more recent 15 version and OnePlus 8 UW has Android 10 version, offering lots of additional features and optimized performance.
OnePlus 8 UW features a much sharper display than Xiaomi 15 Ultra (Rumored), although it has much worse brightness and a bit smaller display. Xiaomi 15 Ultra (Rumored) counts with a much better storage capacity to install games and applications than OnePlus 8 UW, because it has 512 GB internal storage.
The OnePlus 8 UW features a much more powerful processor than Xiaomi 15 Ultra (Rumored), although it has 8 GB lesser RAM memory, they both have a Octa-Core CPU. Xiaomi 15 Ultra (Rumored) features a bit better camera than OnePlus 8 UW, because it has a much more MP back facing camera and a lot better video definition.
The Xiaomi 15 Ultra (Rumored) has a really longer battery lifetime than OnePlus 8 UW, because it has a 40 percent larger battery size.
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