Compare phones
| Global Score | |
| 72.1 | 78.8 |
| Basic Information | |
| Xiaomi | Microsoft |
| Android 7.0 Nougat | Android 10 |
| 2017-11-08 | 2020-09-10 |
| 6.02 x 3.00 x 0.30 inches | 7.36 x 5.72 x 0.19 inches |
| 5.40 ounces | 8.82 ounces |
| 16 777 216 | Glacier |
| Metal | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 170.00 | $ 540.00 |
| Display / Screen | |
| 5.5 inches | 8.1 inches |
| 1280 x 720 pixels (HD) | 2700 x 1800 pixels |
| IPS LCD | AMOLED |
| 267 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 435 8940 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1400 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 505 GPU | Adreno 640 GPU |
| 8.64 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 10.1 |
| Camera | |
| 13.00 MP + 16.00 MP | 11.00 MP |
| f/2.20 aperture | f/2.00 aperture |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 8.91 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3080mAh Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 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
The Microsoft Surface Duo has a general score of 78.8, which is slightly better than Xiaomi Redmi Y1's 72.1 score. These phones have Android operating system, but Microsoft Surface Duo has the older 10 version and Xiaomi Redmi Y1 has Android 7.0 Nougat. Microsoft Surface Duo is a extremely newer and way thinner phone than the Xiaomi Redmi Y1, although it is noticeably heavier.
The Microsoft Surface Duo features a superior hardware performance than Xiaomi Redmi Y1, and although they both have the same number of cores, the Microsoft Surface Duo also has a larger amount of RAM memory. Microsoft Surface Duo features a brighter display than Xiaomi Redmi Y1, because it has a way better resolution of 1800 x 2700px, a really bigger display and a way better display density.
The Microsoft Surface Duo counts with slightly more memory capacity to store more apps and games than Xiaomi Redmi Y1, because although it has no SD memory card expansion slot, it also counts with more internal storage capacity. Xiaomi Redmi Y1 and Microsoft Surface Duo both count with similar cameras, because although the Microsoft Surface Duo has a worse resolution camera in the back, it also counts with a bigger aperture and a lot higher 3840x2160 (4K) video definition.
Microsoft Surface Duo has just a bit longer battery lifetime than Xiaomi Redmi Y1, because it has a 3577mAh battery capacity instead of 3080mAh.
Although Microsoft Surface Duo is a better device, it is a lot more expensive than Xiaomi Redmi Y1, and it doesn't have such a good quality/price relation as Xiaomi Redmi Y1. So if you need that extra specs, you can buy Microsoft Surface Duo, otherwise you can save a couple dollars and buy the Xiaomi Redmi Y1, giving up a couple features and specifications.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.