Compare phones
| Global Score | |
| 80.3 | 85.3 |
| Basic Information | |
| Xiaomi | Microsoft |
| -- | Android 11 |
| 2019-01-15 | 2021-09-20 |
| 6.27 x 2.96 x 0.32 inches | 5.72 x 7.26 x 0.22 inches |
| 6.56 ounces | 10.02 ounces |
| Black, Blue and Red | Glacier and Obsidian |
| Glass (Corning Gorilla Glass 5) | Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 6.3 inches | 8.3 inches |
| 2340 x 1080 pixels | 2688 x 1892 pixels |
| IPS LCD | AMOLED |
| 409 pixels per inch | 396 pixels per inch |
| -- | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.8 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 512 GPU | Adreno 660 GPU |
| 9.18 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 13.18 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (120 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.44 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Battery | 4449mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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 |
Comparison review
Microsoft Surface Duo 2 has a general score of 85.3, which is just a bit better than Xiaomi Redmi Note 7's 80.3 overall score. Even though the Microsoft Surface Duo 2 is much heavier than the Xiaomi Redmi Note 7, it's incredibly thinner and also way newer. Microsoft Surface Duo 2 features a bit faster processing unit than Xiaomi Redmi Note 7, and although they both have the same number of cores, the Microsoft Surface Duo 2 also has 4 GB more RAM.
The Microsoft Surface Duo 2 features a little more vivid display than Xiaomi Redmi Note 7, because although it has a little inferior number of pixels per inch in the display, it also counts with a much larger screen and a way better resolution of 1892 x 2688 pixels. The Xiaomi Redmi Note 7 counts with a much better memory to install applications and games or saving photos and videos than Microsoft Surface Duo 2, and although they both have exactly the same 128 GB internal storage capacity, the Xiaomi Redmi Note 7 also has an external SD slot that allows a maximum of 256 GB.
The Microsoft Surface Duo 2 has just a bit better battery performance than Xiaomi Redmi Note 7, because it has an 11 percent bigger battery capacity. The Xiaomi Redmi Note 7 features a better camera than Microsoft Surface Duo 2, because although it has a tinier aperture which is not favorable for low light images, and they both have the same 1920x1080 video quality, the Xiaomi Redmi Note 7 also counts with a much more MP back camera and better 120 fps video frame rate.
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