Compare phones
| Global Score | |
| 78.8 | 81.1 |
| Basic Information | |
| Microsoft | Xiaomi |
| Android 10 | Android 10 |
| 2020-09-10 | 2020-05-05 |
| 7.36 x 5.72 x 0.19 inches | 6.53 x 3.02 x 0.35 inches |
| 8.82 ounces | 7.37 ounces |
| Glacier | Glacier white, Interstellar gray and Tropical green |
| Glass (Corning Gorilla Glass 5) | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | $ 291.00 |
| Display / Screen | |
| 8.1 inches | 6.7 inches |
| 2700 x 1800 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 401 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 640 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 | |
| 11.00 MP | 64.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| -- | 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 |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.91 | 12.1 |
| 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3577mAh Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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
Xiaomi Redmi Note 9 Pro is a little bit better than the Microsoft Surface Duo, getting an 81.1 score against 78.8. The Xiaomi Redmi Note 9 Pro body is thicker but somewhat lighter than Microsoft Surface Duo, and they were only released 4 months apart. Both phones we are comparing here work with the same Android 10 OS, so you shouldn't perceive any differences in that aspect.
Microsoft Surface Duo features a little bit better looking screen than Xiaomi Redmi Note 9 Pro, because it has a higher resolution of 1800 x 2700px, a bigger screen and a little bit better screen pixels density. Microsoft Surface Duo features a little better performance than Xiaomi Redmi Note 9 Pro. Both of them have 8 cpu cores and a 6 GB RAM memory.
Xiaomi Redmi Note 9 Pro features a greater camera than Microsoft Surface Duo, because although it has lower video frame rate, and they both have the same (4K) video definition, the Xiaomi Redmi Note 9 Pro also counts with a much more megapixels back-facing camera and a bigger diafragm aperture to capture better images and video in poorly lited environments.
Xiaomi Redmi Note 9 Pro features a quite bigger storage to store more apps and games than Microsoft Surface Duo, because although it has just 64 GB internal memory, it also counts with a SD memory slot that supports up to 512 GB. Xiaomi Redmi Note 9 Pro counts with a very superior battery performance than Microsoft Surface Duo, because it has 5020mAh of battery capacity.
Even being the best phone in our current comparison, the Xiaomi Redmi Note 9 Pro is also by far the cheapest one, making this phone an obvious call.
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