Compare phones
| Global Score | |
| 73.5 | 78.8 |
| Basic Information | |
| Samsung | Microsoft |
| Android 9.0 Pie, 7.0 Nougat | Android 10 |
| 2017-07-01 | 2020-09-10 |
| 6.00 x 2.94 x 0.31 inches | 7.36 x 5.72 x 0.19 inches |
| 6.38 ounces | 8.82 ounces |
| Black, Gold, Rose gold and Silver | Glacier |
| Aluminum | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 5.5 inches | 8.1 inches |
| 1920 x 1080 pixels (Full HD) | 2700 x 1800 pixels |
| Super AMOLED | AMOLED |
| 401 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.2 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-T830 MP2 GPU | Adreno 640 GPU |
| 8.73 | 9.63 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 7.48 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 11.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 9.02 | 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3600mAh Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.6 | 5.52 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Microsoft Surface Duo has a general score of 78.8, which is just a bit better than Samsung Galaxy J7 (2017)'s general score of 73.5. Microsoft Surface Duo's design is newer and way thinner than Samsung Galaxy J7 (2017)'s, although it's extremely heavier. Both of these phones include Android OS (Operating System), but Microsoft Surface Duo has an older 10 version and Samsung Galaxy J7 (2017) has Android 9.0 Pie.
The Microsoft Surface Duo has a better performing processor than Galaxy J7 (2017), and although they both have 8 CPU cores, the Microsoft Surface Duo also has more RAM. Microsoft Surface Duo features a bit more vivid display than Galaxy J7 (2017), and although they both have a greater count of pixels per inch in the display, the Microsoft Surface Duo also has a lot better 1800 x 2700px resolution and a really bigger display.
The Microsoft Surface Duo counts with a way bigger storage to store more apps and games than Galaxy J7 (2017), because although it has no SD memory card expansion slot, it also counts with 128 GB internal memory capacity. Samsung Galaxy J7 (2017) counts with just a bit longer battery lifetime than Microsoft Surface Duo, because it has a 3600mAh battery size against 3577mAh.
Galaxy J7 (2017) shoots a bit better photos and videos than Microsoft Surface Duo, because although it has slower video frame rates, and they both have the same 1920x1080 video resolution, the Galaxy J7 (2017) also counts with a better resolution camera in the back and a larger aperture to take better photography and video in low-light environments.
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