Compare phones
| Global Score | |
| 74.6 | 81.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | -- |
| -- | 2017-04-21 |
| 6.04 x 3.04 x 0.32 inches | 5.86 x 2.68 x 0.31 inches |
| 6.14 ounces | 5.47 ounces |
| 16 777 216 | Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink |
| Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 173.00 |
| Display / Screen | |
| 5.5 inches | 5.8 inches |
| 1280 x 720 pixels (HD) | 2960 x 1440 pixels |
| Super AMOLED | Super AMOLED |
| 267 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.9 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| ARM Mali-G71 GPU | Adreno 540 GPU |
| 8.82 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 8.88 | 10.78 |
| Camera | |
| 13.00 MP + 8.00 MP | 12.00 MP + 8.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.02 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 3000mAh Li - Ion Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, EDR |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy S8 is just a bit better than the Galaxy J7 Duo, with an 81.7 score against 74.6. Samsung Galaxy S8's construction is just a bit thinner and somewhat lighter than Galaxy J7 Duo. Galaxy S8 has a bit faster processing unit than Galaxy J7 Duo. Both have the same RAM memory amount and 8 processing cores.
Galaxy S8 counts with a much better display than Samsung Galaxy J7 Duo, because it has a way greater display density, a little bigger display and a way better 1440 x 2960 pixels resolution. Galaxy S8 shoots a little bit better photos and videos than Galaxy J7 Duo, because although it has a lesser megapixels resolution back-facing camera, it also counts with a bigger camera sensor shooting better quality pictures, a way higher (4K) video resolution and a larger camera aperture to take better photography and videos in poorly lited environments.
The Galaxy S8 counts with a lot bigger storage capacity to store more games and applications than Samsung Galaxy J7 Duo, and although they both have an external memory card slot that allows a maximum of 256 GB, the Galaxy S8 also has more internal storage capacity. Samsung Galaxy S8's battery life is just as good as the Galaxy J7 Duo one.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.