Compare phones
| Global Score | |
| 80.3 | 78.8 |
| Basic Information | |
| Xiaomi | Microsoft |
| -- | Android 10 |
| 2019-01-15 | 2020-09-10 |
| 6.27 x 2.96 x 0.32 inches | 7.36 x 5.72 x 0.19 inches |
| 6.56 ounces | 8.82 ounces |
| Black, Blue and Red | Glacier |
| Glass (Corning Gorilla Glass 5) | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 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 660 SDM660 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 512 GPU | Adreno 640 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 | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (120 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 11.44 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.52 |
| Other Features | |
| Bluetooth 5.0 | 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
The Xiaomi Redmi Note 7 has a general score of 80.3, which is a little bit better than the Microsoft Surface Duo's global score of 78.8. The Xiaomi Redmi Note 7 is an older and a lot thicker phone than the Microsoft Surface Duo, but Xiaomi managed to make it noticeably lighter anyway. Microsoft Surface Duo counts with a bit better performance than Xiaomi Redmi Note 7, and although they both have 8 processing cores, the Microsoft Surface Duo also has 2 GB more RAM memory.
The Microsoft Surface Duo features a little sharper display than Xiaomi Redmi Note 7, because although it has a just a bit less pixels per display inch, it also counts with a higher resolution of 1800 x 2700 pixels and a larger display. Xiaomi Redmi Note 7 has a very superior storage to install applications and games than Microsoft Surface Duo, and although they both have exactly the same 128 GB internal storage capacity, the Xiaomi Redmi Note 7 also has a slot for an external memory card that allows a maximum of 256 GB.
Xiaomi Redmi Note 7 counts with a very superior camera than Microsoft Surface Duo, and although they both have the same 1920x1080 (Full HD) video quality, the Xiaomi Redmi Note 7 also has a bigger camera aperture to take better low light images, a much higher 48 mega-pixels resolution back camera and higher video frame rates.
The Xiaomi Redmi Note 7 features just a little bit longer battery performance than Microsoft Surface Duo, because it has 4000mAh of battery capacity instead of 3577mAh.
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