Compare phones
| Global Score | |
| 71.8 | 85.3 |
| Basic Information | |
| Xiaomi | Microsoft |
| Android 6.0 Marshmallow | Android 11 |
| 2017-02-14 | 2021-09-20 |
| 5.94 x 2.99 x 0.33 inches | 5.72 x 7.26 x 0.22 inches |
| 5.82 ounces | 10.02 ounces |
| 16 777 216 | Glacier and Obsidian |
| Metal | Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| $ 145.00 | $ 540.00 |
| Display / Screen | |
| 5.5 inches | 8.3 inches |
| 1920 x 1080 pixels (Full HD) | 2688 x 1892 pixels |
| IPS LCD | AMOLED |
| 401 pixels per inch | 396 pixels per inch |
| -- | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.8 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Adreno 506 GPU | Adreno 660 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 | |
| 13.00 MP + 5.00 MP | 12.00 MP + 12.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.02 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Micro SIM | Nano SIM, Dual SIM |
| 6.1 | 10.6 |
| Battery Life | |
| 4100mAh Li - Polymer Battery | 4449mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.1 |
| GPS | GPS |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Microsoft Surface Duo 2 has a score of 85.3, which is much better than Xiaomi Redmi Note 4X's score of 71.8. Both of these phones use Android operating system, but the Microsoft Surface Duo 2 has an older 11 version and Xiaomi Redmi Note 4X has Android 6.0 Marshmallow. Microsoft Surface Duo 2's body is way newer and noticeably thinner than Xiaomi Redmi Note 4X's, but it is much heavier.
The Microsoft Surface Duo 2 counts with just a bit better performance than Xiaomi Redmi Note 4X, and although they both have 8 CPU cores, the Microsoft Surface Duo 2 also has 5 GB more RAM memory. Microsoft Surface Duo 2 counts with a bit better looking screen than Xiaomi Redmi Note 4X, because although it has a quite worse count of pixels per inch in the screen, it also counts with a way larger screen and a way better resolution of 1892 x 2688 pixels.
The Microsoft Surface Duo 2 features a superior camera than Xiaomi Redmi Note 4X, because although it has a back facing camera with less mega pixels, it also counts with a lot higher 3840x2160 video quality and a bigger diafragm aperture for better photos in low-light environments. The Microsoft Surface Duo 2 has a way bigger memory for apps and games than Xiaomi Redmi Note 4X, because although it has no external memory slot, it also counts with 128 GB internal memory capacity.
Microsoft Surface Duo 2 counts with a little better battery duration than Xiaomi Redmi Note 4X, because it has a 4449mAh battery size against 4100mAh.
Although Microsoft Surface Duo 2 is a better device, it is a lot more expensive than Xiaomi Redmi Note 4X, and it doesn't have such a good relation between it's price and quality as the Xiaomi Redmi Note 4X. So if you want that extra specs, you can buy the Microsoft Surface Duo 2, else you can save a couple dollars and get the Xiaomi Redmi Note 4X, resigning a couple features and specifications.
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