| Global Score | |
| 74.6 | 85.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 5.0 |
| -- | 2015-04-10 |
| 6.04 x 3.04 x 0.32 inches | 5.59 x 2.76 x 0.28 inches |
| 6.14 ounces | 4.66 ounces |
| 16 777 216 | Black, Gold, Green and White |
| Plastic | Aluminium and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 950.00 |
| Display / Screen | |
| 5.5 inches | 5.1 inches |
| 1280 x 720 pixels (HD) | 1440 x 2560 pixels (Quad HD / 2K) |
| Super AMOLED | Super AMOLED |
| 267 pixels per inch | 576 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 7.1 | 9.9 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Exynos 7 Octa 7420 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 4 GB RAM | 3 GB (1600 MHz) RAM |
| ARM Mali-G71 GPU | Mali-T760 MP8 (650 MHz) GPU |
| 8.82 | 10.08 |
| 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 | 16.00 MP + 5.00 MP |
| f/1.90 aperture | f/1.90 aperture |
| 27.00mm focal length | 28.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.38 inches (1/2.6") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (4K) video resolution |
| 9.02 | 8.47 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Micro SIM, Dual SIM | Nano SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 2600mAh Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 4.56 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
The Galaxy S6 Edge is better than the Galaxy J7 Duo, having an 85.7 score against 74.6. The Galaxy S6 Edge is a lighter and thinner cellphone than Galaxy J7 Duo. These phones work with Android OS (operating system), but the Galaxy S6 Edge has the older 5.0 version and Galaxy J7 Duo has Android 8.0 Oreo.
Samsung Galaxy S6 Edge has a much sharper display than Galaxy J7 Duo, because although it has a bit smaller screen, it also counts with a lot better 2560 x 1440px resolution and a way higher screen density. The Samsung Galaxy S6 Edge features more memory capacity for games and applications than Samsung Galaxy J7 Duo, because although it has no slot for external memory cards, it also counts with more internal storage.
Galaxy S6 Edge counts with a quite superior processing power than Galaxy J7 Duo, because although it has a lower amount of RAM memory, and they both have a Octa-Core CPU, the Galaxy S6 Edge also counts with a 64 bits CPU and an additional graphics processing unit. The Galaxy J7 Duo features a little bit better camera than Galaxy S6 Edge, although it has a much lower 1920x1080 (Full HD) video quality, a tinier back-facing camera sensor taking less light and duller colors and a lower resolution back camera, they both have a same size aperture.
The Galaxy J7 Duo counts with a little longer battery duration than Galaxy S6 Edge, because it has a 3000mAh battery capacity instead of 2600mAh.
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