Compare phones
| Global Score | |
| 85.3 | 81.1 |
| Basic Information | |
| Microsoft | Xiaomi |
| Android 11 | Android 10 |
| 2021-09-20 | 2020-05-05 |
| 5.72 x 7.26 x 0.22 inches | 6.53 x 3.02 x 0.35 inches |
| 10.02 ounces | 7.37 ounces |
| Glacier and Obsidian | Glacier white, Interstellar gray and Tropical green |
| Glass (Corning Gorilla Glass) | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | $ 291.00 |
| Display / Screen | |
| 8.3 inches | 6.7 inches |
| 2688 x 1892 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 396 pixels per inch | 393 pixels per inch |
| 800 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.8 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Kryo 680, 64-bit (Octa-Core 2840 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 618 GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 12.00 MP + 12.00 MP | 64.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 27.00mm focal length | 26.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.01 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4449mAh Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | 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 is a little bit better than the Xiaomi Redmi Note 9 Pro, getting an 85.3 score against 81.1. Both of these phones have Android OS (Operating System), but Microsoft Surface Duo 2 has a newer 11 version while Xiaomi Redmi Note 9 Pro has Android 10 version, so it gives lots of additional features and some performance improvements. Although Microsoft Surface Duo 2 is a lot heavier than the Xiaomi Redmi Note 9 Pro, it's much thinner and also newer.
The Microsoft Surface Duo 2 features a little faster CPU than Xiaomi Redmi Note 9 Pro, and although they both have a Octa-Core processing unit, the Microsoft Surface Duo 2 also has 2 GB more RAM. Microsoft Surface Duo 2 counts with a bit more vivid screen than Xiaomi Redmi Note 9 Pro, because it has a better resolution of 1892 x 2688 pixels, a bigger screen and a little bit greater screen density.
The Xiaomi Redmi Note 9 Pro counts with a greater memory for games and applications than Microsoft Surface Duo 2, because although it has 0 less internal memory capacity, it also counts with a slot for external memory cards that holds up to 512 GB. The Xiaomi Redmi Note 9 Pro shoots way better pictures and videos than Microsoft Surface Duo 2, because although it has slower video frame rates and a tinier camera aperture, and they both have the same 3840x2160 video definition, the Xiaomi Redmi Note 9 Pro also counts with a much better 64 mega pixels resolution camera.
Xiaomi Redmi Note 9 Pro features a little longer battery performance than Microsoft Surface Duo 2, because it has a 13% more battery size.
Although Microsoft Surface Duo 2 is a better device, it is way more expensive than Xiaomi Redmi Note 9 Pro, and it doesn't have such a good price and quality relation as Xiaomi Redmi Note 9 Pro. So if you want that extra features and specs, you can buy the Microsoft Surface Duo 2, else you can save some money and buy the Xiaomi Redmi Note 9 Pro, letting go some features and specifications.
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