Compare phones
| Global Score | |
| 74.6 | 85.3 |
| Basic Information | |
| Samsung | Microsoft |
| Android 8.0 Oreo | Android 11 |
| -- | 2021-09-20 |
| 6.04 x 3.04 x 0.32 inches | 5.72 x 7.26 x 0.22 inches |
| 6.14 ounces | 10.02 ounces |
| 16 777 216 | Glacier and Obsidian |
| Plastic | Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 5.5 inches | 8.3 inches |
| 1280 x 720 pixels (HD) | 2688 x 1892 pixels |
| Super AMOLED | AMOLED |
| 267 pixels per inch | 396 pixels per inch |
| -- | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 8.8 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 680, 64-bit (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| ARM Mali-G71 GPU | Adreno 660 GPU |
| 8.82 | 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 + 8.00 MP | 12.00 MP + 12.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 27.00mm focal length | 27.00mm focal length |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.02 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 10.6 |
| Battery Life | |
| 3000mAh Battery | 4449mAh Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Microsoft Surface Duo 2 is much better than the Galaxy J7 Duo, with a global score of 85.3 against 74.6. These phones come with Android OS, but Microsoft Surface Duo 2 has 11 version while Galaxy J7 Duo has Android 8.0 Oreo. Microsoft Surface Duo 2 is a way heavier but noticeably thinner cellphone than Galaxy J7 Duo.
Microsoft Surface Duo 2 counts with an incredibly better display than Galaxy J7 Duo, because it has a better display pixels density, a really bigger display and a way higher 1892 x 2688 resolution. The Microsoft Surface Duo 2 features a bigger memory capacity for applications, games, photos and videos than Galaxy J7 Duo, because although it has no slot for an SD memory card, it also counts with 96 GB more internal storage.
The Microsoft Surface Duo 2 has just a little better hardware performance than Galaxy J7 Duo, and although they both have 8 processing cores, the Microsoft Surface Duo 2 also has more RAM memory. Microsoft Surface Duo 2 counts with a much longer battery lifetime than Galaxy J7 Duo, because it has a 48 percent more battery size.
The Microsoft Surface Duo 2 shoots much clearer pictures and videos than Samsung Galaxy J7 Duo, because although it has a lower resolution camera in the back, it also counts with a bigger camera aperture for better low light photos and video and a lot better (4K) video resolution.
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