Compare phones
| Global Score | |
| 85.3 | 76.1 |
| Basic Information | |
| Microsoft | Samsung |
| Android 11 | Android 7.0 Nougat |
| 2021-09-20 | 2017-06-20 |
| 5.72 x 7.26 x 0.22 inches | 6.17 x 3.10 x 0.32 inches |
| 10.02 ounces | 6.31 ounces |
| Glacier and Obsidian | 16 777 216 |
| Glass (Corning Gorilla Glass) | Aluminum |
| Scratch-Resistant Glass | -- |
| $ 540.00 | -- |
| Display / Screen | |
| 8.3 inches | 5.7 inches |
| 2688 x 1892 pixels | 1920 x 1080 pixels (Full HD) |
| AMOLED | IPS LCD |
| 396 pixels per inch | 386 pixels per inch |
| 800 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.8 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 (5 nm) chipset | MediaTek Helio P20 MT6757 chipset |
| Kryo 680, 64-bit (Octa-Core 2840 MHz) processor | ARM Cortex-A53, 64-bit, 16 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-T880 MP2 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 8.88 |
| Camera | |
| 12.00 MP + 12.00 MP | 13.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 27.00mm focal length | -- |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 10.01 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.1 |
| Battery Life | |
| 4449mAh Battery | 3300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.28 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 4.2 |
| 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 2 is better than the Galaxy J7 Max, getting a score of 85.3 against 76.1. The Microsoft Surface Duo 2 construction is extremely newer and much thinner, but notably heavier than Galaxy J7 Max. Both of these devices come with Android OS, but the Microsoft Surface Duo 2 has the previous 11 version while Galaxy J7 Max has Android 7.0 Nougat version.
Microsoft Surface Duo 2 counts with a little bit better looking display than Galaxy J7 Max, because it has a really bigger screen, a way better 1892 x 2688 resolution and a just a little greater pixels count in each display inch. The Microsoft Surface Duo 2 features a better storage to store more apps and games than Galaxy J7 Max, because although it has no slot for an SD memory card, it also counts with 128 GB internal storage capacity.
The Microsoft Surface Duo 2 counts with a little bit better hardware performance than Samsung Galaxy J7 Max, and although they both have 8 CPU cores, the Microsoft Surface Duo 2 also has a larger amount of RAM. Microsoft Surface Duo 2 shoots much clearer pictures and videos than Samsung Galaxy J7 Max, because although it has a camera in the back with a lower 12 megapixels resolution, and they both have the same camera aperture, the Microsoft Surface Duo 2 also counts with a much better 3840x2160 (4K) video quality.
The Microsoft Surface Duo 2 features superior battery duration than Samsung Galaxy J7 Max, because it has 4449mAh of battery capacity.
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