Compare phones
| Global Score | |
| 74.6 | 78.8 |
| Basic Information | |
| Xiaomi | Microsoft |
| Android 10 | Android 10 |
| 2019-10-16 | 2020-09-10 |
| 6.23 x 2.96 x 0.33 inches | 7.36 x 5.72 x 0.19 inches |
| 6.70 ounces | 8.82 ounces |
| Cosmic Purple, Moonlight White, Nebula Purple, Neptune Blue and Space Black | Glacier |
| Glass and Plastic | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 227.00 | $ 540.00 |
| Display / Screen | |
| 6.3 inches | 8.1 inches |
| 2340 x 1080 pixels | 2700 x 1800 pixels |
| IPS LCD | AMOLED |
| 409 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 665 SM6125 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 610 GPU | Adreno 640 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 8.12 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.44 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| 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 has a score of 78.8, which is a little bit better than the Xiaomi Redmi Note 8's score of 74.6. The Microsoft Surface Duo body is newer and notably thinner than the Xiaomi Redmi Note 8's, although it is also way heavier. These phones work with the same Android 10 OS (Operating System).
Microsoft Surface Duo counts with a bit superior CPU than Xiaomi Redmi Note 8, and although they both have the same number of cores, the Microsoft Surface Duo also has a greater amount of RAM. The Microsoft Surface Duo features just a bit better looking screen than Xiaomi Redmi Note 8, because although it has a just a little worse pixel quantity in each display inch, it also counts with a bigger display and a better 1800 x 2700 pixels resolution.
The Microsoft Surface Duo counts with a much better memory to store more apps and games than Xiaomi Redmi Note 8, because although it has no slot for an external memory card, it also counts with 128 GB internal memory. The Xiaomi Redmi Note 8 counts with just a little bit longer battery lifetime than Microsoft Surface Duo, because it has a 4000mAh battery capacity.
The Xiaomi Redmi Note 8 counts with a much better camera than Microsoft Surface Duo, because although it has worse 30 frames per second video frame rates, and they both have the same 3840x2160 (4K) video resolution, the Xiaomi Redmi Note 8 also counts with a bigger diafragm aperture and a back camera with much more megapixels.
Although Microsoft Surface Duo is a better device, it is way more expensive than Xiaomi Redmi Note 8, and it doesn't have such a good price and quality relation as Xiaomi Redmi Note 8. So if you need that extra features, you can buy Microsoft Surface Duo, else you can save some dollars and get the Xiaomi Redmi Note 8, giving up a couple features and specs.
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