Compare phones
| Global Score | |
| 76.1 | 78.8 |
| Basic Information | |
| Samsung | Microsoft |
| Android 7.0 Nougat | Android 10 |
| 2017-06-20 | 2020-09-10 |
| 6.17 x 3.10 x 0.32 inches | 7.36 x 5.72 x 0.19 inches |
| 6.31 ounces | 8.82 ounces |
| 16 777 216 | Glacier |
| Aluminum | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 5.7 inches | 8.1 inches |
| 1920 x 1080 pixels (Full HD) | 2700 x 1800 pixels |
| IPS LCD | AMOLED |
| 386 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.2 |
| Performance | |
| MediaTek Helio P20 MT6757 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| ARM Cortex-A53, 64-bit, 16 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-T880 MP2 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 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) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| 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 score of 78.8, which is a little bit better than the Galaxy J7 Max's global score of 76.1. Microsoft Surface Duo's construction is newer and thinner, but also way heavier than the Galaxy J7 Max. Both phones in our current comparison use Android OS (operating system), but Microsoft Surface Duo has older 10 version while Galaxy J7 Max has Android 7.0 Nougat version.
Microsoft Surface Duo features a bit more vivid screen than Samsung Galaxy J7 Max, because it has a much better resolution of 1800 x 2700, a really bigger screen and a quite higher display density. The Microsoft Surface Duo features more storage capacity to store more games and applications than Samsung Galaxy J7 Max, because although it has no slot for SD memory cards, it also counts with 96 GB more internal storage.
The Microsoft Surface Duo counts with just a little better hardware performance than Galaxy J7 Max, and although they both have a Octa-Core processor, the Microsoft Surface Duo also has a higher amount of RAM memory. Samsung Galaxy J7 Max shoots a little bit better photographs and videos than Microsoft Surface Duo, because although it has slower 30 frames per second video frame rate, and they both have the same 1920x1080 (Full HD) video resolution, the Samsung Galaxy J7 Max also counts with a larger diafragm aperture to take better low-light images and a back-facing camera with more mega pixels.
Microsoft Surface Duo features a bit longer battery life than Galaxy J7 Max, because it has a 3577mAh battery capacity.
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