Compare phones
| Global Score | |
| 76 | 78.8 |
| Basic Information | |
| OnePlus | Microsoft |
| Android 11 | Android 10 |
| 2021-04-02 | 2020-09-10 |
| 6.30 x 2.92 x 0.34 inches | 7.36 x 5.72 x 0.19 inches |
| 6.77 ounces | 8.82 ounces |
| Arctic Sky, Astral Black and Winter Mist | Glacier |
| Aluminum and Glass (Corning Gorilla Glass) | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 700.00 | $ 540.00 |
| Display / Screen | |
| 6.5 inches | 8.1 inches |
| 2400 x 1080 pixels | 2700 x 1800 pixels |
| AMOLED | AMOLED |
| 405 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 640 GPU |
| 9.63 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 48.00 MP + 16.00 MP | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 23.00mm focal length | -- |
| 0.71 inches (1/1.4") sensor | -- |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.65 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 5.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Microsoft Surface Duo is a bit better than OnePlus 9, with a general score of 78.8 against 76. Although the Microsoft Surface Duo and OnePlus 9 were released with only a few months difference, the Microsoft Surface Duo design is incredibly heavier but also much thinner than OnePlus 9. These devices use Android OS (operating system), but Microsoft Surface Duo has an older 10 version while OnePlus 9 has Android 11 version.
The Microsoft Surface Duo's processing unit is just as good as the OnePlus 9 one, and although the Microsoft Surface Duo has a smaller amount of RAM memory, they both have the same number of cores. Microsoft Surface Duo and OnePlus 9 count with really similar displays, because although the Microsoft Surface Duo has a little bit inferior number of pixels per screen inch, it also counts with a larger screen and a higher 1800 x 2700 resolution.
OnePlus 9 and Microsoft Surface Duo have incredibly similar storage to install games and applications, both of them have exactly the same internal memory. The OnePlus 9 takes much better photographs and videos than Microsoft Surface Duo, because it has a back-facing camera with way more mega pixels, a bigger aperture to capture better low light images and video and a way better video definition.
OnePlus 9 counts with better battery life than Microsoft Surface Duo, because it has a 26% larger battery size.
The Microsoft Surface Duo is not only the best phones of the ones we are comparing here, but it's also by far the cheapest one, which makes it very easy to pick between these phones.
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